The Bently Nevada 3500 Series offers advanced condition monitoring for critical industrial machinery. We provide modules, probes, and spare parts to ensure uninterrupted operation.
Bently Nevada 3500 Series
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Bently Nevada Bently Nevada 3500/05-01-03-00-00-01 19-Inch System Rack Chassis
Product Description The Bently Nevada 3500/05-01-03-00-00-01 is a full-width 19-inch rack chassis engineered as the structural backbone of the 3500 Machinery Protection System. It provides the physical housing, electrical backplane distribution, and communication interconnection required for all monitoring, protection, and interface modules in the 3500 platform. This rack serves as the central mounting platform for power supplies, monitoring modules, relay modules, communication gateways, and system interface components. It is designed for continuous operation in industrial environments requiring high reliability, modular expansion, and hot-swappable maintenance capability. The configuration code “01-03-00-00-01” identifies a standard 19-inch chassis variant with factory-defined mechanical and backplane layout. Core System Functions Structural mounting platform for 3500 system modules Integrated backplane for power and data distribution Centralized communication bus architecture Support for monitoring, relay, and communication modules Hot-swappable module insertion and removal Compatibility with redundant power supply configurations Integration into industrial control cabinet systems Designed for continuous-duty machinery protection systems Technical Specifications ParameterSpecification Model 3500/05-01-03-00-00-01 Product Type 19-Inch System Rack Chassis System Platform Bently Nevada 3500 Series Rack Standard 19-inch EIA industrial chassis Slot Capacity 14 module slots Backplane Type Integrated system communication + power bus Mounting Options Panel mount / Rack mount / Bulkhead mount Power Supply Support 3500/15 AC or DC modules Redundant Power Support Supported Module Hot Swap Supported Slot Architecture Dedicated power supply slot(s) Rack Interface Module (RIM) slot 14 total module positions for system expansion Support for mixed module configuration (monitoring, relay, communication) Mechanical Specifications ItemSpecification Width 483 mm (19-inch standard) Height Approx. 266 mm Depth 267–349 mm (varies by mounting style) Weight 4.5 kg Construction Material Industrial-grade aluminum alloy Installation Orientation Horizontal rack cabinet mounting Electrical System Characteristics Backplane distributes regulated power to all installed modules Compatible with AC and DC power supply modules Supports dual-redundant power configuration Integrated system-level communication bus via backplane Continuous operation design for mission-critical monitoring systems Environmental Ratings ParameterValue Operating Temperature -20°C to +65°C Storage Temperature -52°C to +105°C Humidity 10–90% RH, non-condensing Vibration Resistance 5–150 Hz, 2G Shock Resistance 15G, 11 ms Protection Rating IP20 enclosure standard Installation & Integration Notes The 3500/05-01-03-00-00-01 rack is designed for installation in industrial control cabinets and can be configured for: Front-access wiring (bulkhead installations) Rear-access maintenance configurations Standard rack-mounted enclosure systems It provides full compatibility with the complete Bently Nevada 3500 module ecosystem. Application Areas Turbomachinery protection systems Oil and gas compressor monitoring systems Power generation control cabinets Pipeline pumping station installations Industrial rotating equipment monitoring Offshore and marine machinery protection systems SCADA-integrated monitoring infrastructures FAQ What is the main purpose of the 3500/05 rack system? It serves as the central chassis that mechanically supports and electrically connects all modules within the Bently Nevada 3500 machinery protection platform. How many modules can it hold? The rack provides 14 standard module slots, excluding dedicated positions for power supplies and the rack interface module. Does it support redundancy? Yes, the system supports redundant power supply configurations for increased reliability.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/92-02-01-00 Modbus RTU RS485 Gateway Module
Product Description The Bently Nevada 3500/92-02-01-00 is a serial communication interface module designed for the 3500 Machinery Protection System. It establishes a reliable data pathway between the 3500 monitoring rack and external control environments such as DCS, SCADA, PLC systems, and plant-level data historians. The module converts internal rack diagnostic and protection data into Modbus RTU format for transmission over RS-485 networks, enabling integration with widely deployed industrial serial communication infrastructures where Ethernet connectivity is not required or available. The configuration code “02-01-00” defines the hardware and firmware setup: 02: RS-485 Modbus serial interface 01: Low memory configuration 00: Standard firmware package without extended options The module installs into a standard 3500 rack architecture requiring one front slot and one rear I/O slot. Core Communication Functions Real-time Modbus RTU data communication over RS-485 Continuous acquisition of rack and channel-level measurements Transmission of alarm and diagnostic status to external systems Support for multi-drop serial network architectures Structured access to 3500 system registers Integration with PLC, DCS, and SCADA platforms Event and fault data reporting for condition monitoring systems Technical Specifications ParameterSpecification Model 3500/92-02-01-00 Product Type Modbus RTU Communication Gateway Module Communication Interface RS-485 (EIA-485 standard) Protocol Modbus RTU Memory Configuration Low memory architecture Transmission Mode Multi-drop serial communication Baud Rate Range 1,200 to 115,200 bps Data Format 8 data bits, configurable parity, 1 stop bit Maximum Cable Distance Up to 1,200 meters (dependent on baud rate) Power Consumption 7.0 W typical Power Supply 3500 rack backplane Data Handling Capabilities System Data Output Vibration and process measurement values Speed and dynamic machine parameters Rack, module, and channel status indicators Alarm states (Alert / Danger conditions) Configuration and setpoint data Diagnostic and event logs Supported Modbus Functions Read Holding Registers Read Input Registers Read Coil Status (limited support) Read Discrete Inputs Physical Specifications ItemSpecification Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.79 kg Installation Requirement 1 front slot + 1 rear I/O slot Module Format Full-height rack-mounted design Environmental Ratings ParameterValue Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity Up to 95% non-condensing EMC Compliance EN 61000-6-2 / EN 61000-6-4 Safety Standard EN 61010-1 Key Features RS-485 based Modbus RTU communication interface Designed for long-distance industrial serial networks Low memory configuration optimized for standard data handling Stable integration with legacy control systems Multi-drop network capability for distributed architectures Full rack data accessibility through Modbus registers Hot-swappable module design for maintenance flexibility Industrial-grade electrical and environmental robustness Application Scenarios Turbomachinery monitoring and protection systems Oil and gas compressor station control networks Power generation equipment monitoring Pipeline and distribution system supervision PLC-based plant automation systems SCADA and DCS serial communication integration Industrial condition monitoring infrastructure FAQ What communication protocol does this module use? It operates using Modbus RTU over RS-485 serial communication. Is this module suitable for long-distance communication? Yes. RS-485 architecture supports communication distances up to approximately 1,200 meters depending on baud rate and installation conditions. What does the “low memory” configuration mean? It refers to a simplified firmware profile designed for standard register-based communication without extended memory mapping features.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/91-01-02-02 Dual Fiber EGD Gateway Module
Overview The Bently Nevada 3500/91-01-02-02 is a dual-port fiber Ethernet communication gateway designed for the 3500 Machinery Protection System. It provides deterministic Ethernet Global Data (EGD) connectivity between the 3500 monitoring rack and external control platforms including GE Mark VI/VIe turbine controllers, DCS, and SCADA systems. This module is engineered for high-integrity, real-time data transfer in redundant or dual-network architectures. It enables continuous transmission of machine protection data, including vibration measurements, process variables, alarm conditions, and system diagnostics, over industrial fiber-optic networks. The unit is installed in one front slot and one rear I/O slot within the 3500 rack assembly. Core Functions High-speed Ethernet Global Data (EGD) communication interface Dual independent fiber-optic network channels Real-time transmission of rack and channel data Continuous alarm and diagnostic reporting Support for redundant communication architectures Integration with GE Mark VI/VIe control systems Remote command and system control capability Hot-swappable rack module design Technical Specifications ParameterSpecification Model 3500/91-01-02-02 Product Type EGD Communication Gateway Module System Platform Bently Nevada 3500 Series Communication Protocol EGD v2.01 Transport Layer UDP/IP Ethernet Standard IEEE 802.3u Network Interface Dual 100BASE-FX fiber ports Connector Type MT-RJ Fiber Type Multimode fiber (typical installation) Communication Mode Redundant / dual-network support Power Consumption 7.4 W typical Power Source 3500 rack backplane Data Communication Capabilities Producer Data (Outbound from Rack) Vibration and dynamic channel values Speed and process variables Rack and module status information Alarm and setpoint data System health diagnostics Consumer Commands (Inbound Control Signals) Group Reset Alarm Inhibit functions Trip Multiply activation Special Alarm Inhibit control Physical Specifications ItemSpecification Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.79 kg Installation Requirement 1 front slot + 1 rear I/O slot Module Format Full-height rack-mounted module Environmental Specifications ParameterValue Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Humidity Up to 95% non-condensing EMC Compliance EN 61000-6-2 / EN 61000-6-4 Safety Standard EN 61010-1 Key Features Dual fiber-optic Ethernet channels for redundancy 100BASE-FX multimode fiber communication support Deterministic real-time EGD data exchange High immunity to electromagnetic interference Designed for mission-critical turbine and compressor systems Seamless integration with GE control platforms Industrial-grade environmental robustness Hot-swappable maintenance design Application Areas Gas turbine control and monitoring systems Steam turbine protection architectures Compressor station monitoring systems Oil and gas production facilities Pipeline and pumping infrastructure Power generation plants Offshore and marine rotating equipment systems SCADA and distributed control integration FAQ What is the benefit of dual fiber ports in this module? The dual-port design supports redundant network paths or dual communication channels, improving system reliability and fault tolerance. Can this module operate in redundant Ethernet architectures? Yes. The 3500/91-01-02-02 is specifically suited for redundant or dual-network EGD configurations. What type of fiber is supported? The module typically operates with multimode fiber using 100BASE-FX standards and MT-RJ connectors.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/91-01-02-00 Fiber EGD Gateway Module
Overview The Bently Nevada 3500/91-01-02-00 is a fiber-optic Ethernet Global Data (EGD) communication gateway designed for integration within the 3500 Machinery Protection System. This module provides a high-reliability digital interface between the 3500 rack and external automation platforms such as GE Mark VI/VIe turbine control systems, DCS, and SCADA networks. This configuration is engineered for extended-distance communication using fiber-optic media, improving immunity to electromagnetic interference in harsh industrial environments. It enables continuous exchange of machinery protection data, alarm states, and system diagnostics in real time. The module occupies one front slot and one rear I/O slot within the 3500 rack architecture. Core Functions Real-time Ethernet Global Data (EGD) communication Fiber-optic industrial Ethernet data transmission Continuous monitoring of rack and module status Transfer of alarm, setpoint, and channel measurement data Integration with GE turbine control platforms Support for remote reset and alarm control commands High electromagnetic noise immunity for harsh environments Hot-swappable rack module design Technical Specifications ParameterSpecification Model 3500/91-01-02-00 Product Type EGD Communication Gateway Module System Platform Bently Nevada 3500 Series Communication Protocol Ethernet Global Data (EGD) v2.01 Transport Layer UDP/IP Ethernet Standard IEEE 802.3u Network Medium Fiber optic (100BASE-FX) Connector Type MT-RJ fiber interface Data Transmission Type Real-time producer/consumer model Power Consumption 7.4 W typical Power Source 3500 rack backplane Data Communication Structure Producer Data Channel measurement values Rack and module status signals Alarm and warning states System health diagnostics Configuration and setpoint data Consumer Commands Group Reset Alarm Inhibit functions Trip Multiply control Special Alarm Inhibit commands Physical Characteristics ItemSpecification Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.79 kg Installation Requirement 1 front slot + 1 rear I/O slot Form Factor Full-height 3500 rack module Environmental Specifications ParameterValue Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity Up to 95% non-condensing EMC Compliance EN 61000-6-2 / EN 61000-6-4 Key Features Fiber-optic 100BASE-FX Ethernet communication interface Extended-distance transmission capability High immunity to electrical noise and interference Real-time EGD data exchange architecture Hot-swappable design for maintenance flexibility Compatible with GE Mark VI/VIe control systems Reliable industrial-grade communication performance Application Areas Gas turbine control and monitoring systems Steam turbine protection platforms Compressor station monitoring Offshore oil and gas machinery systems Pipeline pumping and transport systems Power generation plant integration Industrial SCADA and DCS communication networks FAQ What is the advantage of the fiber-optic version of the 3500/91? The fiber-optic interface provides improved signal integrity and allows long-distance communication with strong resistance to electromagnetic interference. Can this module work with GE Mark VIe systems? Yes. It is designed specifically for EGD communication environments commonly used in GE turbine control systems. Does the module support remote control commands? Yes. It supports consumer-side commands such as reset, trip multiply, and alarm inhibit functions.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/91-01-01-01 EGD Gateway Module
Overview The Bently Nevada 3500/91-01-01-01 is a dedicated Ethernet Global Data (EGD) gateway module developed for the 3500 Machinery Protection System. The module provides deterministic Ethernet communication between the 3500 monitoring rack and external automation platforms including GE Mark VI/Mark VIe turbine controllers, DCS systems, and industrial SCADA networks. This communication interface transfers machinery protection data, channel diagnostics, alarm conditions, and rack operating parameters across industrial Ethernet networks using EGD v2.01 over UDP/IP. The module is optimized for applications requiring low-latency data transmission and continuous controller synchronization in critical rotating equipment environments. The 3500/91-01-01-01 configuration includes a single RJ-45 10/100BASE-TX Ethernet interface and is designed for installation within standard 3500 rack architectures. Core Functions Ethernet Global Data (EGD) communication interface Real-time rack and channel data transfer High-speed Ethernet connectivity for controller integration Continuous monitoring status transmission Alarm and setpoint synchronization Producer and consumer EGD data support Direct integration with GE turbine control systems Rack-powered operation with hot-swappable capability Technical Specifications Parameter Specification Model Number 3500/91-01-01-01 Product Type EGD Communication Gateway Module Compatible Platform Bently Nevada 3500 Series Communication Protocol EGD Version 2.01 Network Transport UDP/IP Ethernet Standard IEEE 802.3 / IEEE 802.3u Ethernet Speed 10 Mbps / 100 Mbps Network Port Single RJ-45 10/100BASE-TX Typical Power Consumption 7.4 W Power Supply Source 3500 rack backplane Supported Data Types The gateway supports transmission of multiple operational and protection-related data structures, including: Floating-point process variables Rack status information Module diagnostics Channel operating conditions Alarm states Protection setpoints System health parameters EGD Data Exchange Functions Producer Functions Consumer Functions Channel measurements Group Reset Alarm information Alarm Inhibit Setpoint transmission Trip Multiply System diagnostics Special Alarm Inhibit Module status Remote control commands Mechanical Specifications Item Details Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.79 kg Front Slot Requirement 1 full-height slot Rear I/O Requirement 1 dedicated rear slot Environmental Specifications Parameter Value Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity Up to 95% non-condensing Vibration Resistance Conforms to 3500 system requirements Front Panel Indicators Integrated LEDs provide immediate visual indication of module and communication status. Indicator Function OK Module operational status TX/RX Ethernet communication activity Industrial Applications The Bently Nevada 3500/91-01-01-01 module is commonly applied in industrial systems requiring fast Ethernet-based machinery monitoring integration, including: Steam and gas turbine protection Compressor monitoring systems Pipeline pumping stations Refinery process equipment Power generation facilities Offshore rotating machinery systems Industrial DCS and SCADA networks 3500/91-01-01-01 vs 3500/90 Communication Modules Feature 3500/91-01-01-01 3500/90 Primary Protocol EGD Modbus TCP/RTU Network Architecture Real-time Ethernet General-purpose communication Controller Integration GE Mark VI/VIe PLC/DCS platforms Ethernet Port Type Single RJ-45 Ethernet and serial options Data Exchange Model Producer/Consumer Polling-based FAQ What is the function of the 3500/91-01-01-01 module? The module enables high-speed Ethernet communication between the 3500 machinery protection rack and external automation systems using the EGD protocol. Which Ethernet interface is included in this version? This configuration includes a single RJ-45 10/100BASE-TX Ethernet port for copper network connections. Can the module communicate with GE turbine controllers? Yes. The module is specifically designed for integration with GE Mark VI and Mark VIe control systems using Ethernet Global Data communication. Does the module support hot replacement? Yes. The module supports hot-swappable installation within compatible 3500 rack configurations.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/91-01-01-00 EGD Gateway Module
Overview The Bently Nevada 3500/91-01-01-00 is an Ethernet Global Data (EGD) communication module engineered for the 3500 Machinery Protection System. It establishes a high-speed Ethernet interface between the 3500 rack and external industrial control platforms, enabling deterministic data transfer for turbine control, process automation, and machinery monitoring applications. Designed for integration with GE control environments and other EGD-compatible systems, the module exchanges rack measurements, alarm states, module diagnostics, and operational parameters using producer/consumer communication architecture over UDP/IP Ethernet networks. The gateway supports real-time industrial communication where fast data acquisition and low-latency transmission are critical for rotating equipment protection systems. Key Functions Real-time EGD data communication over Ethernet Rack-wide data acquisition from 3500 monitoring systems Producer/consumer data exchange architecture Integration with GE Mark VIe and compatible controllers Continuous transmission of dynamic and static machinery data Remote alarm handling and rack command support Dual-speed Ethernet network compatibility Industrial-grade environmental and EMC compliance Technical Specifications ParameterSpecification Model 3500/91-01-01-00 Product Type EGD Communication Gateway Module System Platform Bently Nevada 3500 Series Communication Protocol EGD v2.01 Ethernet Protocol UDP/IP Ethernet Standards IEEE 802.3, IEEE 802.3u Ethernet Speed 10 Mbps / 100 Mbps Network Interfaces 10BASE-T, 100BASE-TX, optional 100BASE-FX Power Consumption 7.4 W typical Rack Power Source Supplied by 3500 rack Module Installation Front module with rear I/O module Network Interfaces Interface TypeConnector Copper Ethernet RJ-45 Fiber Ethernet (optional) MT-RJ The optional fiber interface supports 100BASE-FX communication for installations requiring extended distance or enhanced electromagnetic noise immunity. Data Exchange Capabilities The module supports both producer and consumer communication functions within EGD-based control architectures. Producer Data Rack operational status Module health information Channel condition monitoring Floating-point process variables Alarm setpoints Dynamic machinery measurements Consumer Commands Group Reset Group Trip Multiply Group Alarm Inhibit Group Special Alarm Inhibit Physical Specifications ItemValue Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.79 kg Front Slot Requirement 1 full-height slot Rear Slot Requirement 1 full-height I/O slot Environmental Specifications ParameterSpecification Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% non-condensing EMC Compliance EN 61000-6-2 / EN 61000-6-4 Status Indicators Integrated front-panel LEDs provide rapid diagnostics and communication monitoring. IndicatorDescription OK Module operating status TX/RX Ethernet activity indication Compliance and Certifications StandardCompliance Electrical Safety EN 61010-1 EMC EN 61000 Series Marine Certifications ABS, DNV-GL Hazardous Area Support CSA, ATEX, IECEx compatible systems Typical Applications The Bently Nevada 3500/91-01-01-00 gateway module is commonly installed in critical machinery protection systems including: Gas turbine monitoring Steam turbine protection Pipeline compressor stations LNG processing facilities Refinery rotating equipment Offshore production systems Power generation plants High-speed compressor trains Comparison: 3500/91 vs 3500/90 Feature3500/913500/90 Primary Communication EGD Ethernet Modbus TCP / Serial Communication Architecture Producer/Consumer Polling-based Typical Integration GE Mark VIe PLC / DCS / SCADA Network Type Real-time Ethernet General industrial communication Response Performance High-speed deterministic Standard monitoring communication FAQ What is the main purpose of the 3500/91-01-01-00 module? The module provides high-speed Ethernet communication between a 3500 monitoring rack and external control systems using the EGD protocol. Does the module support fiber Ethernet connections? Yes. Certain configurations support optional 100BASE-FX fiber-optic communication through an MT-RJ interface. Which controllers are compatible with this gateway? The module is widely integrated with GE Mark VIe turbine controllers and other EGD-compatible automation platforms. Can the gateway receive external commands? Yes. The module supports consumer functions including reset commands and alarm inhibit controls.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/91 EGD Communication Gateway Module
Overview The Bently Nevada 3500/91 EGD Communication Gateway Module is an industrial communication interface designed for the 3500 Machinery Protection System. This module enables high-speed data exchange between the 3500 monitoring rack and external control platforms including distributed control systems (DCS), PLCs, SCADA platforms, and turbine control systems. Unlike standard Modbus-only communication modules, the 3500/91 supports Ethernet Global Data (EGD) communication for deterministic data transfer in controller-based environments such as GE Mark VIe systems. The module continuously acquires dynamic machinery measurements and rack status information, delivering real-time data access suitable for critical rotating equipment applications. The gateway is engineered for power generation, oil and gas, petrochemical, and heavy industrial facilities requiring reliable machinery protection integration over Ethernet networks. Key Features High-speed Ethernet Global Data (EGD) communication Real-time transmission of rack monitoring data Compatible with GE Mark VIe and EGD-enabled controllers Continuous access to vibration and protection measurements Supports rack-wide status and alarm reporting Designed for controller response applications Rack-powered module with single-slot installation Industrial-grade EMC and environmental performance Technical Specifications ParameterSpecification Product Model 3500/91 Product Type EGD Communication Gateway Module System Compatibility Bently Nevada 3500 Series Installation Type Rack-mounted Slot Requirement Single-slot module Power Consumption 7.4 W Power Source Supplied by 3500 rack Communication Method Ethernet Global Data (EGD) Ethernet Interface Industrial Ethernet Protocol Support EGD Data Exchange Type Real-time controller communication Monitored Data Transmission The module provides access to comprehensive rack information, including: Overall vibration values Radial vibration measurements Axial position data Speed and Keyphasor® signals Temperature channels Alarm and danger states Channel OK and module status Rack event information System diagnostic data Communication Performance FeatureDetails Network Function Deterministic Ethernet communication Controller Compatibility GE Mark VIe and EGD-capable systems Response Capability Suitable for fast-response control applications Data Access Rack-wide parameter acquisition Integration Method Ethernet-based industrial automation networks Physical Specifications ItemValue Dimensions (H × W × D) 241.3 mm × 24.4 mm × 241.8 mm Weight 0.79 kg Module Format Full-height rack module Environmental Specifications ParameterSpecification Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Humidity Up to 95% non-condensing EMC Compliance Industrial EMC compliant LED Status Indicators The front panel includes integrated diagnostic LEDs for operational monitoring: IndicatorFunction OK Module operating condition TX/RX Ethernet communication activity Bypass Indicates bypass operation status Application Industries The Bently Nevada 3500/91 communication gateway is commonly deployed in: Gas turbine control systems Steam turbine monitoring Compressor protection systems Power generation facilities LNG and petrochemical plants Offshore production platforms Critical rotating machinery systems 3500/91 vs 3500/90 Communication Module Feature3500/913500/90 Primary Communication EGD Ethernet Modbus TCP / Serial Network Type Deterministic controller network General industrial communication Typical Integration GE Mark VIe systems PLC/DCS/SCADA Communication Speed High-speed Ethernet Ethernet and serial Application Focus Turbine control integration General plant connectivity FAQ What is the primary function of the 3500/91 module? The module transfers real-time machinery protection and monitoring data from a 3500 rack to external Ethernet-based control systems using the EGD protocol. Does the 3500/91 support Modbus communication? The 3500/91 is primarily designed for Ethernet Global Data (EGD) communication. Modbus-based communication is typically handled by the 3500/90 gateway module. Which systems commonly use the 3500/91 gateway? The module is widely used with GE turbine control platforms such as Mark VIe systems and other EGD-compatible industrial controllers. Can the module transmit alarm and diagnostic information? Yes. The gateway communicates rack alarms, module diagnostics, event data, and operational status in addition to process measurements.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/90 125728-01 Communication Gateway Module
Product Description The Bently Nevada 3500/90 (P/N 125728-01) is a communication interface module developed for the 3500 Machinery Protection System. The module serves as the central data exchange interface between the 3500 rack and external automation platforms including DCS, PLC, SCADA, and condition monitoring systems. Installed directly within the 3500 rack, the communication gateway gathers operational information from all installed monitor modules and distributes the data through industrial communication protocols. Parameters such as vibration, shaft position, speed, temperature, alarm status, and event records can be transmitted digitally without requiring extensive point-to-point field wiring. The module supports both serial and Ethernet communication methods, making it suitable for integration into modern industrial control networks and remote monitoring architectures. Main Features Central communication interface for 3500 systems Real-time rack data acquisition and transmission Ethernet and serial communication support Compatible with Modbus RTU and Modbus TCP Alarm and event data reporting Supports system integration with PLC and DCS platforms Reduces conventional hardwired signal requirements LED diagnostics for communication and module status Technical Specifications Parameter Specification Product Type Communication Gateway Module Model 3500/90 Part Number 125728-01 System Compatibility Bently Nevada 3500 Series Installation Rack-mounted Country of Origin USA Power Source Supplied by 3500 rack Typical Power Consumption Approximately 5 W Communication Interfaces Interface Details Ethernet TCP/IP communication Serial Interfaces RS-232, RS-422, RS-485 Serial Baud Rate Up to 115.2 kbps Ethernet Speed Up to 100 Mbps Supported Protocols The 3500/90 125728-01 communication module supports several industrial communication standards: Modbus RTU Modbus TCP OPC interface support Bently Nevada proprietary communication protocols Protocol availability may vary depending on firmware revision and system configuration. Functional Capabilities Function Description Rack Data Collection Retrieves measurements from all installed modules Alarm Reporting Transfers alarm and shutdown information Event Logging Communicates event and status records Real-Time Monitoring Supports continuous machinery data transmission Network Integration Connects 3500 systems to plant control networks Keyphasor® Distribution Supports timing reference integration at system level Environmental Specifications Parameter Value Operating Temperature -30°C to +65°C Extended Operating Range Up to +70°C depending on revision Storage Temperature -40°C to +85°C Humidity Up to 95% non-condensing Physical Characteristics Item Specification Approximate Dimensions 160 × 160 × 120 mm Weight 0.8 kg Form Factor Rack-mounted communication module Typical Applications The Bently Nevada 3500/90 module is widely used in industrial machinery monitoring systems including: Steam turbine protection systems Gas turbine monitoring Compressors and pump trains Offshore and marine rotating equipment Oil and gas processing facilities Power generation plants Petrochemical machinery protection systems Integration Advantages The communication gateway simplifies integration between the 3500 rack and plant-wide automation systems by centralizing machinery data access through digital protocols. This architecture helps reduce installation complexity while improving access to vibration and protection data for operators and maintenance personnel. FAQ What is the purpose of the 3500/90 module? The module functions as the communication interface between the 3500 rack and external control or monitoring systems such as PLC, DCS, or SCADA platforms. Does the module support Ethernet communication? Yes. The unit supports Ethernet TCP/IP communication in addition to serial interfaces including RS-232, RS-422, and RS-485. Can the 3500/90 transmit alarm information? Yes. The module transfers alarm conditions, event data, machinery measurements, and status information from the entire 3500 rack.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/72M 140734-08 Position Monitor Module
Product Description The Bently Nevada 3500/72M (P/N 140734-08) is a four-channel position monitoring module designed for use within the 3500 Machinery Protection System. The module interfaces with proximity probe systems to perform continuous position and displacement measurement on rotating and reciprocating equipment. This monitor processes raw probe signals into calibrated engineering values including shaft axial position, rod position, thermal expansion, and dynamic displacement measurements. Integrated alarm logic enables continuous comparison against configured operating limits for machinery protection and condition assessment. The module is commonly applied in turbine, compressor, and thrust monitoring systems where accurate displacement monitoring and shutdown protection are required. Core Functions Continuous shaft position monitoring Rod position measurement for reciprocating compressors Dynamic displacement analysis Axial thrust monitoring Thermal growth and casing expansion detection Alarm processing with programmable thresholds Buffered signal output for external diagnostics Keyphasor® phase reference support Technical Specifications ParameterSpecification Product Type Position Monitor Module Model 3500/72M Part Number 140734-08 System Compatibility Bently Nevada 3500 Series Monitoring Channels 4 independent channels Supported Sensors Proximity probes and Proximitor® systems Compatible Probe Sizes 5 mm, 8 mm, 11 mm Input Signal Types DC gap voltage and dynamic displacement Typical Gap Voltage Range -10 VDC to -22 VDC Typical Displacement Range Up to 2 mm depending on probe type Input Impedance High impedance Measurement Accuracy ±0.5% of full scale Resolution Better than 0.1% of full scale Update Time Less than 100 ms Power Consumption Approximately 7 W Rack Format Single-slot 3500 module Country of Origin USA Measurement Capabilities Each channel can be configured for one or more of the following monitoring functions: Measurement FunctionDescription Shaft Position Continuous axial displacement monitoring Rod Position Position tracking for reciprocating machinery Dynamic Displacement AC vibration and movement analysis Thermal Expansion Machine casing or rotor growth measurement Phase Reference Keyphasor®-based timing reference Thrust Monitoring Bearing wear and axial movement supervision Output Specifications Output TypeSpecification Recorder Outputs 4–20 mA proportional outputs Maximum Load Resistance 600 Ω Recorder Resolution 0.366 μA Buffered Outputs One coaxial connector per channel Buffered Signal Raw transducer output Output Protection Short-circuit protected Alarm & Protection Functions The 3500/72M 140734-08 supports configurable machine protection features including: Alert and Danger alarm levels per channel Latching or non-latching alarm operation Relay interaction through the 3500/32M relay module Front-panel diagnostic LEDs: OK TX/RX Bypass Environmental Specifications ItemValue Operating Temperature -30°C to +65°C Weight 0.85 kg Installation Method Rack-mounted Environmental Application Industrial machinery protection systems Typical Applications The Bently Nevada 3500/72M module is widely used in: Steam turbines Gas turbines Centrifugal compressors Reciprocating compressors Thrust bearing monitoring systems Axial shaft displacement applications Thermal casing expansion monitoring FAQ What transducers are compatible with the 3500/72M? The module supports Bently Nevada proximity probe systems including probes, extension cables, and Proximitor® sensors in 5 mm, 8 mm, and 11 mm configurations. Can the module monitor both static and dynamic measurements? Yes. The monitor processes DC gap voltage for static position measurement and AC components for dynamic displacement analysis. Is shutdown protection supported? Yes. When integrated with a 3500/32M relay module, the system can initiate machinery shutdown logic based on configured alarm conditions.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/72M Recip Rod Position Monitor
Product Description The Bently Nevada 3500/72M is a four-channel reciprocating compressor monitoring module developed for integration within the 3500 Machinery Protection System. The monitor receives signals from proximity transducers, processes both dynamic and static rod position data, and continuously evaluates operating conditions against programmable protection thresholds. Engineered specifically for reciprocating compressor applications, the module supports machinery condition monitoring, rod drop analysis, and shutdown protection functions. Each channel can be configured independently to generate multiple measured variables, allowing flexible monitoring strategies for compressor cylinders, crossheads, and piston rod movement. Using 3500 Rack Configuration Software, users can define Alert and Danger alarm limits, activate relay outputs, and configure measurement logic according to machine operating requirements. Key Features Four independent monitoring channels Designed for reciprocating compressor protection systems Supports static and dynamic rod position measurements Continuous comparison against configurable alarm limits Compatible with Bently Nevada 3500 racks Buffered outputs for diagnostics and analysis equipment Front-panel communication and status indicators Supports relay activation through 3500 system modules Monitoring Capabilities The 3500/72M module can process and monitor several compressor-related parameters, including: Rod Position Rod Drop Hyper Compressor Position Dynamic Position Differential Expansion-Style Measurements Gap Voltage Monitoring Phase Reference Measurements Each channel may be configured for individual measurement functions depending on compressor design and sensor arrangement. Technical Specifications ParameterSpecification Product Type Recip Rod Position Monitor Model 3500/72M System Platform Bently Nevada 3500 Series Channels 4 independent channels Sensor Compatibility Proximity probes and position transducers Signal Type Static and dynamic position signals Transducer Power Supply -24 VDC Buffered Output Impedance 510 Ω Recorder Outputs 4–20 mA proportional outputs Maximum Recorder Load 600 Ω Output Update Rate Less than 100 ms Alarm Configuration Alert and Danger setpoints Alarm Modes Latching or non-latching Front Panel Indicators OK, TX/RX, Bypass Power Consumption Approximately 7 W Rack Compatibility 3500 Machinery Protection System Input Characteristics ItemSpecification Input Channels Four Supported Sensors Proximity probes, displacement transducers Input Signal Conditioning Dynamic and static position processing Signal Comparison Continuous against configured limits Configuration Method 3500 Rack Configuration Software Environmental & Physical Data ParameterValue Operating Temperature -30°C to +65°C Weight 0.85 kg Installation Type Rack-mounted module Country of Origin USA Application Areas The Bently Nevada 3500/72M monitor is commonly installed in: Reciprocating compressors Hyper compressor systems Petrochemical compressor trains Gas processing plants Refinery compression systems Heavy-duty industrial machinery protection systems System Integration When combined with other Bently Nevada 3500 modules, the 3500/72M can participate in: Compressor shutdown logic Alarm annunciation systems Condition monitoring platforms Distributed control systems (DCS) Predictive maintenance programs FAQ What is the primary function of the 3500/72M module? The module monitors reciprocating compressor rod position and related displacement measurements to help protect machinery from abnormal operating conditions. Can the module generate analog outputs for external systems? Yes. The unit provides proportional 4–20 mA recorder outputs for connection to PLC, DCS, and monitoring systems. Does the 3500/72M support alarm functions? Yes. Each channel supports programmable Alert and Danger setpoints with configurable relay interaction through the 3500 platform.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/70M 136449-09 Recip Velocity Monitor
Product Description The Bently Nevada 3500/70M (P/N 136449-09) is a dedicated reciprocating compressor monitoring module engineered for the 3500 Machinery Protection System. This 4-channel monitor acquires vibration data from seismic transducers and converts the signals into machinery condition parameters used for protection, diagnostics, and process monitoring. Designed for compressor applications, the module continuously evaluates vibration conditions against configurable Alert and Danger thresholds to support early fault detection and machine shutdown protection. It supports multiple monitoring modes for crankcase, frame, and crosshead vibration analysis in reciprocating machinery environments. The module integrates signal conditioning, alarm processing, buffered outputs, and recorder outputs within a single rack-based protection platform. Channel pairs can be configured independently for different measurement strategies depending on compressor operating requirements. Key Features Four-channel reciprocating compressor vibration monitor Compatible with Bently Nevada 3500 protection racks Supports seismic acceleration and velocity transducers Continuous machinery protection with configurable alarm logic Buffered outputs for external analysis equipment Recorder outputs for DCS and PLC integration Front-panel diagnostic LED indicators Designed for high-reliability industrial compressor systems Monitoring Functions Each channel pair can simultaneously perform one or two monitoring functions: Impulse Acceleration Acceleration 2 Reciprocating Velocity Low-Frequency Reciprocating Velocity Technical Specifications ParameterSpecification Product Type Recip Impulse Velocity Monitor Model 3500/70M Part Number 136449-09 System Compatibility Bently Nevada 3500 Series Input Channels 4 seismic transducer inputs Power Consumption 7.7 W nominal Acceleration Input Impedance 10 kΩ Velocity Input Impedance 1 MΩ Special Inhibit Input Contact closure, 5 VDC @ 390 μA Recorder Output Range +4 to +20 mA Recorder Load Resistance 600 Ω maximum Recorder Update Rate Less than 100 ms Recorder Resolution 0.3662 μA Recorder Accuracy ±0.05 mA typical Buffered Output One coaxial connector per channel Buffered Output Impedance 550 Ω typical Transducer Supply Voltage –22 VDC minimum Transducer Supply Current 40 mA maximum Short Circuit Protection Supported Communication Indicators OK, TX/RX, Bypass LEDs Sensitivity Ranges Measurement TypeSensitivity Impulse Acceleration 0.51–11.72 mV/(m/s²) Acceleration 2 0.51–11.72 mV/(m/s²) Recip Velocity 3.54–22.64 mV/(mm/s) Low-Frequency Recip Velocity 3.54–22.64 mV/(mm/s) Physical Specifications ItemValue Dimensions 2.6 cm × 25.6 cm × 24.4 cm Weight 0.85 kg Country of Origin USA Mounting Style 3500 Rack Installation Application Areas The Bently Nevada 3500/70M 136449-09 module is commonly installed in: Reciprocating compressors Petrochemical processing units Natural gas compression stations Refinery rotating equipment systems Heavy industrial vibration protection systems Compressor skid monitoring applications Operational Notes Some third-party industrial listings reference additional values such as 220 V operating voltage, 50 kHz frequency response, stainless steel construction, and extended temperature ranges. These specifications are not standard published parameters for the rack module itself and should be validated against official Bently Nevada documentation before project implementation. FAQ What machinery is the 3500/70M designed for? The module is optimized for reciprocating compressors and associated vibration monitoring applications within the Bently Nevada 3500 protection platform. Can the module provide analog outputs to external systems? Yes. The unit includes proportional 4–20 mA recorder outputs for connection to PLC, DCS, or plant monitoring systems. Does the module support real-time machinery protection? Yes. The monitor continuously compares vibration measurements against configured alarm setpoints and can initiate protection responses through the 3500 system.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/70M Recip Impulse Velocity Monitor
Product Overview The Bently Nevada 3500/70M is a dedicated machinery protection module developed for reciprocating compressors and low-speed industrial equipment operating within the 3500 monitoring platform. The monitor combines vibration analysis, impulse detection, and velocity measurement in a single rack-based module. It continuously evaluates mechanical behavior to identify abnormal impact events, looseness, valve deterioration, and piston-related faults before they lead to unscheduled shutdowns or severe mechanical damage. Designed for high-reliability process industries, the 3500/70M provides real-time protection functions together with long-term condition monitoring capabilities. Core Monitoring Functions The 3500/70M performs dynamic vibration analysis using configurable signal processing techniques optimized for reciprocating machinery. Main operating functions include: Continuous casing vibration monitoring Reciprocating impact detection Rod and shaft motion supervision High-frequency acceleration analysis Machinery protection alarm processing Real-time signal conditioning and filtering Relay activation through the 3500 rack system Integration with plant monitoring and diagnostic software The module is optimized for machinery exhibiting cyclic impact behavior that conventional vibration monitors may not accurately detect. Input and Sensor Compatibility The monitor supports multiple industrial transducer types used in compressor protection systems. Sensor Type Application Velocity Transducers Casing vibration monitoring Velomitors Low-frequency machinery analysis Proximity Probes Rod position and shaft movement Acceleration Sensors Impact and impulse detection The module accepts independently configurable inputs across four monitoring channels. Monitoring Parameters Reciprocating Impulse Monitoring Designed to identify repetitive mechanical impacts associated with: Loose crosshead assemblies Damaged rider bands Valve degradation Piston slap Liquid slugging events Mechanical looseness Velocity Monitoring Measures casing vibration levels in: Inches per second (ips) Millimeters per second (mm/s) Peak and RMS processing methods are supported. Acceleration Monitoring High-frequency acceleration analysis enables early identification of impact-related mechanical faults. Technical Specifications Parameter Specification Model 3500/70M Product Type Reciprocating Impulse / Velocity Monitor Manufacturer Bently Nevada System Compatibility 3500 Machinery Protection System Monitoring Channels 4 Independent Channels Input Types Velocity, Proximity, Acceleration Signal Processing Digital filtering and conditioning Alarm Functions Alert and Danger setpoints Alarm Delay 0.1 to 60 seconds programmable Relay Compatibility 3500 rack relay modules Buffered Outputs Front-panel BNC connectors Communication Indicators TX/RX LED status Bypass Indication Front-panel bypass LED Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Humidity Rating 95% non-condensing Rack Requirement Single-slot 3500 rack module The module supports integration with rack-based shutdown systems for emergency protection logic. Front Panel Features The front interface of the 3500/70M includes status indicators and buffered outputs for diagnostics and maintenance activities. Indicator Function OK LED Module operating status TX/RX LED Rack communication activity Bypass LED Indicates bypassed channels BNC Buffered Outputs Raw signal access for analyzers Buffered outputs allow portable diagnostic instruments to capture vibration waveforms without interrupting system operation. Typical Industrial Applications The 3500/70M is primarily installed in machinery protection systems for reciprocating equipment operating under critical process conditions. Common applications include: Reciprocating compressors Process gas compressors Hydrogen compressors Pipeline compressor stations Engine-driven compressors Low-speed industrial machinery API 670 machinery protection systems The module is particularly effective for detecting impact-related failures that develop gradually during machine operation. FAQ Q: What machinery is the 3500/70M designed for?The module is intended primarily for reciprocating compressors and other low-speed machinery requiring impact and vibration monitoring. Q: How many channels does the monitor support?The 3500/70M provides four independently configurable monitoring channels. Q: Can the module detect mechanical looseness?Yes. The impulse monitoring algorithms are specifically designed to identify looseness, valve wear, and impact-related faults. Q: Are buffered outputs available for portable analyzers?Yes. Front-panel BNC connectors provide direct access to raw vibration signals for diagnostic equipment.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/65 184469-01 RTD TC Temperature Monitor
Product Overview The Bently Nevada 3500/65 184469-01 is a rack-based temperature monitoring assembly developed for the 3500 Machinery Protection System. The module combination provides continuous thermal supervision for rotating equipment using RTD and thermocouple sensor inputs. The external termination I/O assembly 184469-01 is designed for installations requiring simplified field wiring access, improved shielding performance, and flexible RTD/TC termination arrangements. It is commonly implemented in API 670 compliant turbine and compressor monitoring systems where long-term reliability and maintainability are essential. The monitor supports independent channel configuration, alarm processing, and integration with machinery condition monitoring platforms. System Functions The 3500/65 184469-01 performs temperature acquisition, signal conditioning, and protection processing for industrial machinery applications. Key operational capabilities include: Six independent temperature input channels RTD and thermocouple sensor compatibility Continuous signal conversion for rack processing Channel-based Alert and Danger alarms Sensor fault diagnostics and integrity monitoring Digital filtering and signal stabilization Communication with System 1 monitoring software Compatibility with recorder output modules for 4–20 mA transmission Each channel can be configured individually according to the sensor type and operating range. Supported Temperature Sensors RTD Sensor Compatibility RTD Type Wiring Configuration Pt100 Platinum RTD 2-wire / 3-wire / 4-wire Ni120 Nickel RTD Supported Cu10 Copper RTD Supported Thermocouple Compatibility Thermocouple Type Typical Usage Type J Industrial process equipment Type K Turbine and exhaust monitoring Type E High-sensitivity applications Type T Low-temperature environments The 184469-01 I/O assembly incorporates cold junction compensation support for thermocouple stability and measurement accuracy. Technical Specifications Parameter Specification Model 3500/65 184469-01 Product Type RTD / Thermocouple Temperature Monitor Manufacturer Bently Nevada System Platform 3500 Machinery Protection System Channel Count 6 Independent Channels Sensor Types RTD and Thermocouple RTD Support Pt100, Ni120, Cu10 Thermocouple Support J, K, E, T Termination Method External Terminal Block I/O Module 184469-01 Alarm Functions Alert and Danger Signal Processing High-resolution digital conversion Diagnostics Open circuit, short circuit, out-of-range detection Isolation Channel-to-channel and channel-to-ground Operating Temperature -30°C to +65°C Humidity Rating 95% non-condensing Mounting 3500 Rack System Dimensions 24.1 × 2.6 × 11.2 cm Weight 0.45 kg The external termination design simplifies commissioning and field maintenance in large industrial cabinets. Features of the 184469-01 External I/O Module The 184469-01 differs from standard internal termination modules by offering enhanced field accessibility and specialized termination architecture. Notable design characteristics include: External screw-terminal wiring interface Improved shielding and grounding structure Support for complex OEM sensor wiring layouts Easier cable inspection and maintenance access Reduced disturbance during service procedures Optimized signal routing for electrically noisy environments This configuration is frequently selected for turbine packages and compressor skids requiring organized external wiring infrastructure. Industrial Applications The 3500/65 184469-01 assembly is commonly used in thermal protection systems for critical machinery. Typical installation environments include: Steam and gas turbines Centrifugal compressors Industrial pumps Generator temperature protection systems Gearbox thermal monitoring Lubrication oil temperature supervision Seal oil and auxiliary process systems The module is particularly suited for installations where external termination accessibility is a maintenance requirement. FAQ Q: Does the 3500/65 support both RTD and thermocouple sensors simultaneously?Yes. Individual channels can be independently configured for RTD or thermocouple operation. Q: What is the purpose of the 184469-01 module?The 184469-01 provides an external field termination interface for sensor wiring connected to the 3500/65 monitor. Q: Is the module suitable for API 670 applications?Yes. The configuration is commonly used in API 670 compliant machinery protection systems. Q: What advantages does external termination provide?External termination improves field wiring accessibility, simplifies maintenance, and reduces downtime during service procedures.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/65 172115-01 External connection Terminal Block
Product Overview The Bently Nevada 172115-01 is an external termination I/O assembly engineered for use with the Bently Nevada 3500/65 Temperature Monitor. The module serves as the field wiring interface for RTD and thermocouple sensors in machinery protection systems requiring accessible and organized external connections. Unlike internally terminated configurations, the 172115-01 allows sensor wiring to terminate on a dedicated external terminal strip, simplifying installation, troubleshooting, and maintenance activities within industrial control cabinets. The module is designed for high-reliability temperature monitoring applications commonly found in turbines, compressors, generators, and rotating equipment protection systems. Functional Characteristics The 172115-01 provides a structured interface between field-mounted temperature sensors and the 3500 rack monitoring system. Primary operational functions include: External termination for RTD and thermocouple inputs Secure screw-terminal field wiring connections Support for multiple RTD wiring configurations Cold junction compensation support for thermocouples Shielded signal routing for improved EMI resistance Backplane communication with the 3500/65 monitor Simplified field maintenance without monitor removal The external wiring layout improves accessibility in large or high-density control panels. Sensor Compatibility The module supports common industrial temperature sensing technologies used in critical machinery protection environments. Supported RTD Inputs RTD Type Wiring Method Pt100 Platinum 2-wire / 3-wire / 4-wire Ni120 Nickel Supported Cu10 Copper Supported Supported Thermocouple Inputs Thermocouple Type Industrial Application Type J General process temperature Type K High-temperature equipment Type E Precision thermal monitoring Type T Low-temperature applications Integrated cold-junction compensation improves thermocouple measurement stability and accuracy. Technical Specifications Parameter Specification Model Number 172115-01 Product Type External Termination I/O Module Compatible Monitor 3500/65 Temperature Monitor Manufacturer Bently Nevada System Series 3500 Machinery Protection System Termination Style External Terminal Block Channel Capacity 6 Channels Supported Sensors RTD and Thermocouple RTD Support Pt100, Ni120, Cu10 Thermocouple Types J, K, E, T Wiring Interface Screw-terminal connections Signal Routing Shielded industrial design Isolation Channel-to-channel and ground isolation Mounting Method External rack terminal strip Operating Temperature -30°C to +65°C Humidity Rating 95% non-condensing Construction Industrial-grade rugged housing The module is optimized for electrically noisy environments where stable low-level temperature signal transmission is required. Installation Advantages The 172115-01 external termination arrangement offers practical advantages for industrial maintenance and cabinet integration. Typical benefits include: Easier sensor replacement and rewiring Reduced maintenance downtime Cleaner cable organization inside control panels Improved accessibility for commissioning technicians Simplified troubleshooting procedures Better suitability for remote or distributed field wiring These characteristics make the module especially useful in large turbine control cabinets and high-channel-count monitoring systems. Common Industrial Applications The 172115-01 is commonly installed in temperature monitoring systems protecting critical rotating equipment. Typical applications include: Turbine bearing temperature monitoring Compressor thermal supervision Generator winding protection Pump bearing temperature measurement Gearbox housing temperature monitoring Lubrication oil temperature control Seal oil system temperature monitoring It is frequently selected where external wiring accessibility is a project requirement. Comparison with Related 3500/65 I/O Modules Part Number Termination Type Application Style 172103-01 Internal Termination Compact cabinet installations 172115-01 External Termination Accessible field wiring systems The 172115-01 is preferred when maintenance access and organized field termination are priorities. FAQ Q: What is the primary purpose of the 172115-01 module?The module provides external field termination for RTD and thermocouple wiring connected to the 3500/65 Temperature Monitor. Q: Does the module support both RTD and thermocouple sensors?Yes. It supports Pt100, Ni120, Cu10 RTDs and J, K, E, T thermocouples. Q: Can wiring be serviced without removing the monitor module?Yes. External termination allows field wiring maintenance independently from the monitor card. Q: Is the 172115-01 compatible with all 3500 systems?It is specifically designed for use with the Bently Nevada 3500/65 Temperature Monitor configuration.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/65 172103-01 RTD TC I/O Module Temperature Monitor
Product Overview The Bently Nevada 3500/65 172103-01 is a rack-mounted temperature monitoring solution designed for integration within the 3500 Machinery Protection System. It provides multi-channel acquisition of RTD and thermocouple signals for continuous thermal condition supervision of critical rotating machinery. The associated I/O assembly 172103-01 defines an internal termination interface that connects field temperature sensors directly into the monitoring system, ensuring stable signal routing and reduced noise susceptibility in industrial environments. This configuration is widely used in applications requiring accurate thermal tracking, alarm-based protection, and long-term machinery condition analysis. Functional Architecture The 3500/65 172103-01 processes temperature inputs through dedicated channels with independent configuration and protection logic. Core system functions include: Six-channel temperature acquisition (RTD and thermocouple) Independent channel configuration and scaling Continuous conversion of analog signals to digital values Sensor integrity diagnostics including fault detection Alarm generation based on user-defined thresholds Integration with rack-based protection architecture Data availability for trending and diagnostic systems Each channel operates independently, allowing mixed sensor types within a single module. Sensor Compatibility and Measurement Support The system supports standard industrial temperature sensing technologies used in machinery monitoring environments. RTD Measurement Support Sensor Type Configuration Pt100 Platinum RTD 2-wire, 3-wire, 4-wire Ni120 Nickel RTD Supported Cu10 Copper RTD Supported RTD measurement range is typically -200°C to +850°C depending on probe design and calibration. Thermocouple Support Thermocouple Type Application Scope Type J General industrial heating Type K Turbine and exhaust systems Type E High-sensitivity measurements Type T Low-temperature monitoring Cold junction compensation is internally applied for thermocouple accuracy stabilization. Technical Specifications Parameter Specification Model 3500/65 172103-01 Product Type RTD / Thermocouple Temperature Monitor Manufacturer Bently Nevada Series 3500 Machinery Protection System Channel Count 6 Independent Channels Sensor Inputs RTD and Thermocouple RTD Types Pt100, Ni120, Cu10 TC Types J, K, E, T I/O Configuration Internal Termination (172103-01) Signal Processing High-resolution A/D conversion Fault Detection Open circuit, short circuit, out-of-range Alarm Levels Alert and Danger per channel Isolation Channel-to-channel and channel-to-ground Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Humidity 95% non-condensing Rack Requirement 1 full-height slot Dimensions 24.1 × 2.6 × 11.2 cm Weight 0.45 kg The internal termination design simplifies wiring while maintaining signal stability in electrically noisy environments. I/O Module Function — 172103-01 The 172103-01 I/O assembly defines the physical interface for sensor wiring and system connectivity. Its functions include: Internal termination for field wiring Direct connection for RTD and thermocouple inputs Shielded signal routing to reduce EMI interference Compatibility with all 3500/65 monitoring configurations Structured wiring layout for maintenance efficiency This component defines installation architecture rather than measurement functionality. Industrial Applications The 3500/65 172103-01 is widely deployed in machinery requiring continuous thermal condition monitoring and alarm-based protection. Typical applications include: Turbine bearing temperature monitoring Compressor and pump bearing protection Generator winding thermal supervision Gearbox casing temperature tracking Lube and seal oil temperature control Industrial motor temperature monitoring Process equipment thermal protection systems The module is particularly suited for rotating equipment where thermal deviation is an early indicator of mechanical failure. FAQ Q: Can each channel be configured independently?Yes. Each of the six channels can be individually set for RTD or thermocouple input types. Q: What is the role of the 172103-01 I/O module?It provides internal termination and wiring interface for sensor connections within the 3500 system architecture. Q: Does the module support mixed sensor types?Yes. RTD and thermocouple inputs can be used simultaneously across different channels. Q: Is this module suitable for turbine applications?The 3500/65 172103-01 is commonly used in turbine and compressor temperature monitoring systems due to its accuracy and reliability.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/65 Temperature Monitor Module
Product Overview The Bently Nevada 3500/65 Temperature Monitor is a rack-based monitoring module designed for continuous temperature supervision within the 3500 Machinery Protection System. The unit provides six independently configurable input channels for RTD and thermocouple sensors used in rotating equipment protection applications. The module is engineered for machinery environments where temperature stability directly affects operational reliability and equipment life. It converts analog temperature signals into digital process values for alarm handling, machine protection logic, event recording, and condition trending. Typical monitoring targets include bearing metal temperatures, lubrication systems, generator windings, compressor casings, and auxiliary process temperatures associated with critical industrial machinery. Functional Capabilities The 3500/65 continuously scans temperature inputs and processes the data through configurable filtering and alarm logic. Main operating functions include: Six independent temperature monitoring channels RTD and thermocouple input compatibility Continuous sensor health supervision Alert and Danger alarm processing Digital signal conversion for rack communication Open-circuit and short-circuit detection Integration with System 1 diagnostic platforms Compatibility with recorder output modules for external trending Each channel can be individually configured with different sensor types, engineering ranges, and alarm thresholds. Supported Sensor Inputs The module supports multiple industrial temperature sensor technologies commonly used in machinery protection systems. RTD Sensor Support RTD Type Configuration Pt100 Platinum RTD 2-wire, 3-wire, 4-wire Ni120 Nickel RTD 2-wire, 3-wire Cu10 Copper RTD 2-wire, 3-wire Supported RTD measurement ranges typically extend from -200°C to +850°C depending on sensor construction and calibration. Thermocouple Support Thermocouple Type Typical Application Type J General Industrial Heating Type K Turbines and Process Equipment Type E Low-Level Signal Applications Type T Low Temperature Measurements Automatic cold-junction compensation is internally applied for thermocouple accuracy stabilization. Technical Specifications Parameter Specification Model 3500/65 Product Type Temperature Monitor Series 3500 Machinery Protection System Monitoring Channels 6 Independent Inputs Supported Sensors RTD and Thermocouple RTD Wiring 2-wire, 3-wire, 4-wire Alarm Functions Alert and Danger Signal Isolation Channel-to-Channel and Channel-to-Ground Diagnostic Functions Sensor OK and Fault Detection Input Processing High-Resolution A/D Conversion Signal Filtering Digital Filtering RTD Accuracy Typically ±0.1% to ±0.2% Thermocouple Accuracy Typically ±1°C to ±2°C Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% Non-Condensing Rack Compatibility 3500 Rack System Module Dimensions 24.1 × 2.6 × 11.2 cm Weight 0.45 kg The module includes continuous diagnostics for sensor failure, out-of-range conditions, and abnormal wiring states. Alarm and Protection Features The 3500/65 is designed for machinery shutdown and thermal protection applications where temperature excursions can lead to equipment damage. Alarm functions include: Independent Alert and Danger thresholds per channel Relay activation through 3500/32M and 3500/33 modules Adjustable setpoint configuration Sensor failure alarming High-temperature shutdown integration Continuous channel diagnostics The module supports API 670-based protection strategies for turbines, compressors, motors, and generators. Typical Industrial Applications The monitor is widely used in industrial facilities requiring continuous thermal supervision of rotating equipment and auxiliary systems. Common applications include: Journal bearing metal temperature monitoring Turbine lube oil temperature measurement Generator stator winding supervision Compressor casing temperature monitoring Seal oil system temperature protection Gearbox thermal condition monitoring Pump bearing temperature protection Industrial process temperature monitoring Its ability to combine multiple sensor types within a single rack slot simplifies machinery protection system architecture. FAQ Q: Can the 3500/65 support both RTD and thermocouple inputs simultaneously?Yes. Each channel can be independently configured for different sensor technologies. Q: Does the module provide sensor fault diagnostics?The monitor continuously checks for open circuits, short circuits, and abnormal signal conditions. Q: What machinery types commonly use the 3500/65?The module is widely installed on turbines, compressors, generators, motors, pumps, and gearbox systems. Q: Is the module compatible with System 1 software?Yes. The 3500/65 integrates with System 1 platforms for diagnostics, historical trending, and machinery condition analysis.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/64M 140734-05 Dynamic Pressure Monitor
Product Overview The Bently Nevada 3500/64M 140734-05 Dynamic Pressure Monitor is a four-channel machinery protection module developed for continuous monitoring of high-frequency pressure fluctuations in rotating and reciprocating equipment. Unlike conventional process pressure transmitters that measure static or slow-changing signals, the 3500/64M 140734-05 is specifically engineered for dynamic pressure analysis in combustion systems, compressors, surge monitoring applications, and pulsation detection environments. The module captures rapid pressure variations associated with combustion instability, rotating stall, acoustic resonance, and aerodynamic surge conditions. Integrated within the 3500 Machinery Protection System, the monitor combines high-speed signal acquisition, filtering, alarm processing, and communication capabilities into a single rack-based platform compliant with API 670 protection requirements. Monitoring Functions and Signal Processing The module continuously acquires and analyzes dynamic pressure signals from compatible pressure transducers installed on critical machinery systems. Primary monitoring functions include: Dynamic pressure amplitude measurement Combustion instability detection Compressor surge and rotating stall monitoring Narrowband and bandpass signal analysis RMS and peak value processing Real-time alarm evaluation Continuous sensor health diagnostics High-frequency pulsation trending Each channel is independently configurable for sensor scaling, frequency filtering, and alarm thresholds. The monitor also interfaces with System 1 software platforms for machinery diagnostics, historical analysis, and long-term condition trending. Sensor Compatibility The 3500/64M 140734-05 supports dynamic pressure transducers commonly used in combustion and pulsation monitoring systems. Supported sensor types include: ICP® dynamic pressure sensors Piezoelectric pressure transducers High-temperature combustion pressure probes Dynamic acoustic pressure sensors Typical transducer characteristics: Parameter Specification Sensor Type Dynamic Pressure Transducers Typical Sensitivity 10–100 mV/psi Excitation Method Constant Current Supply Coupling Method AC Coupled Input The module is optimized for monitoring fast-changing pressure phenomena that cannot be accurately measured using standard 4–20 mA instrumentation. Technical Specifications Parameter Specification Model 3500/64M 140734-05 Product Type Dynamic Pressure Monitor Manufacturer Bently Nevada Series 3500 Machinery Protection System Monitoring Channels 4 Independent Channels Input Signal Type Dynamic AC-Coupled Pressure Signals Supported Frequency Range Typically 10 Hz to 10 kHz Signal Processing Bandpass, RMS, Peak, Narrowband Alarm Functions Alert and Danger Rack Compatibility 3500 Rack System Isolation Channel-to-Channel and Channel-to-Ground Diagnostic Functions Sensor OK and Fault Detection System Integration System 1 Compatible Operating Temperature -30°C to +65°C Relative Humidity 95% Non-Condensing EMI/RFI Protection Industrial Grade Immunity Module Dimensions 24.1 × 2.4 × 24.2 cm Weight 0.82 kg The “140734-05” ordering code identifies a dedicated I/O and termination configuration used for specific installation requirements within the 3500 platform. Alarm and Protection Features The 3500/64M provides programmable protection logic for machinery systems operating in demanding process conditions. Alarm capabilities include: Independent Alert and Danger setpoints Relay activation through 3500/32M and 3500/33 modules Frequency-selective alarming High-frequency instability detection Pulsation threshold monitoring Compressor surge precursor detection The module supports protection strategies where rapid pressure instability detection is critical to preventing equipment damage or combustion failure. Industrial Applications The monitor is commonly deployed in high-energy rotating equipment and combustion systems where pressure dynamics directly affect machine reliability. Typical applications include: Gas turbine combustion monitoring Compressor anti-surge protection Combustion chamber pulsation analysis Rotating stall detection Reciprocating compressor pulsation monitoring Acoustic resonance analysis Fuel system instability monitoring High-frequency process pressure diagnostics The system is particularly effective in gas turbine combustion systems where unstable flame dynamics can lead to hardware fatigue and unplanned shutdowns. FAQ Q: What is the difference between dynamic pressure and standard process pressure monitoring?Dynamic pressure monitoring measures rapid pressure fluctuations and acoustic phenomena, while standard process transmitters typically measure slow-changing static pressure values. Q: Can the 3500/64M detect compressor surge conditions?Yes. The module is commonly used to identify surge precursors, rotating stall conditions, and pulsation instability in compressor systems. Q: Which sensors are compatible with the monitor?The module supports ICP® and piezoelectric dynamic pressure transducers designed for high-frequency measurements. Q: Is the module suitable for gas turbine combustion monitoring?Yes. The 3500/64M 140734-05 is widely used for combustion dynamics monitoring in industrial gas turbine applications.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/62 Process Variable Monitor Module
Product Overview The Bently Nevada 3500/62 Process Variable Monitor is a multi-channel monitoring module engineered for integration within the 3500 Machinery Protection System. The module acquires standard industrial process signals and converts them into real-time digital values for alarming, shutdown logic, and system-wide condition monitoring. Unlike vibration-focused protection modules, the 3500/62 is designed to supervise process-related operating conditions including pressure, flow, liquid level, valve position, and transmitter-based temperature measurements. Its six independent channels allow multiple process variables to be monitored simultaneously within the same rack infrastructure used for rotating machinery protection. The module supports API 670-compliant monitoring architectures commonly deployed in turbines, compressors, pumps, and critical process equipment. Functional Characteristics The 3500/62 continuously scans analog process inputs and compares measured values against configurable alarm thresholds. Each monitoring channel operates independently and supports customized engineering units, scaling ranges, and alarm logic. Core monitoring capabilities include: Six configurable process input channels Continuous signal validation and diagnostics Alert and Danger alarm processing Relay activation through compatible 3500 relay modules Integration with plant DCS and PLC systems Real-time rack communication through the 3500 backplane Support for process shutdown voting logic Internal fault monitoring with OK status indication The monitor is commonly paired with recorder output modules and system event logging functions for complete machinery protection strategies. Supported Input Configurations The module accepts several industrial signal formats used in process instrumentation systems. Input Configuration Signal Range Voltage Input I/O -10 Vdc to +10 Vdc 4–20 mA Barrier I/O 4–20 mA DC 4–20 mA Isolated I/O 4–20 mA DC Additional electrical characteristics: Parameter Specification Voltage Compliance 13.66 V Channel Isolation 500 V Isolation (Isolated I/O only) Input Impedance (Voltage) 1 MΩ Input Impedance (Current) 50 Ω External Transducer Supply +24 Vdc ±5%, 250 mA max Typical Power Consumption 7.0 W The integrated transducer supply simplifies installation for loop-powered transmitters used in industrial instrumentation systems. Technical Specifications Parameter Specification Product Model 3500/62 Product Type Process Variable Monitor Monitoring Channels 6 Independent Channels Supported Inputs 4–20 mA, ±10 Vdc Alarm Functions Alert & Danger Signal Isolation Channel-to-Channel and Channel-to-Ground Rack Compatibility 3500 Machinery Protection Rack System Communication 3500 Backplane Diagnostic Functions Continuous Self-Test Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% Non-Condensing EMI/RFI Protection Industrial Grade Immunity Monitor Dimensions 241.3 × 24.4 × 241.8 mm Weight 0.82 kg For Internal Barrier I/O modules with internal termination, the operating temperature range is limited to 0°C to +65°C. Termination and I/O Options The 3500/62 supports multiple wiring and installation methods depending on field requirements and hazardous-area configurations. Available termination styles include: Internal Termination I/O Modules External Termination I/O Modules Internal Barrier I/O Modules Isolated Current Input I/O Modules Voltage Input I/O Modules These options allow flexible integration into new installations as well as retrofit machinery protection projects. Typical Industrial Applications The module is widely deployed in rotating equipment protection systems where process conditions are critical to operational safety. Common monitored variables include: Compressor discharge pressure Turbine lubrication oil pressure Cooling water circulation flow Seal gas pressure Pump outlet pressure Process tank level Hydraulic valve positioning Bearing temperature transmitters When configured with relay modules, the monitor can initiate alarms or automatic shutdown sequences if operating conditions exceed safe process limits. Comparison with Other 3500 Monitoring Modules The 3500/62 complements vibration and speed monitoring modules by incorporating process instrumentation into the same centralized protection platform. FAQ Q: What types of transmitters can connect to the 3500/62?The module supports standard industrial transmitters using 4–20 mA current loops or voltage-based analog outputs. Q: Can each channel monitor different process variables?Yes. Each of the six channels can be individually configured for separate engineering units, scaling ranges, and alarm settings. Q: Does the module support hazardous-area installations?Specific I/O module versions with barrier protection are available for installations requiring additional hazardous-area compliance. Q: Is the 3500/62 used for vibration monitoring?No. The module is intended for process variables such as pressure, flow, level, and transmitter-based measurements rather than direct vibration sensing.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/61-01-05 Temperature Monitor
Product Overview The Bently Nevada 3500/61-01-05 is a six-channel temperature monitoring module developed for critical machinery protection applications in hazardous industrial environments. This configuration combines advanced temperature monitoring functions with integrated recorder outputs and international hazardous-area approvals, making it suitable for offshore installations, petrochemical plants, gas compression stations, and power generation facilities. The module continuously acquires RTD and thermocouple signals, evaluates alarm conditions, and transmits proportional analog outputs for external monitoring, trending, or legacy control integration. Configuration Details The 3500/61-01-05 configuration includes: 3500/61 Main Temperature Monitor RTD/TC Non-Isolated I/O Module with Internal Terminations Integrated recorder output functionality Multi-agency hazardous-area certification package The “01” option specifies internal field terminations mounted directly on the rear I/O module, while the “05” approval option supports international hazardous-area installation requirements. Key Functional Features Six independently programmable temperature channels Mixed RTD and thermocouple sensor compatibility Integrated 4–20 mA recorder outputs for each channel Continuous Alert and Danger setpoint comparison Fast update cycle for machinery protection applications Internal screw-terminal field wiring design Certified for Zone 2 and Division 2 installations API 670 compliant monitoring architecture Technical Specifications Parameter Specification Model 3500/61-01-05 Product Type Temperature Monitor with Recorder Outputs Series 3500 Machinery Protection System Monitoring Channels 6 independent channels I/O Style Internal Termination RTD/TC I/O Sensor Inputs RTD and Thermocouple Supported RTDs 100 Ω Platinum, 10 Ω Copper, 120 Ω Nickel RTD Wiring 3-wire and 4-wire Supported Thermocouples E, J, K, T, R, S Recorder Outputs 6 x 4–20 mA outputs Output Protection Short-circuit protected Maximum Output Load 600 Ω Input Impedance >10 MΩ for TC inputs Signal Resolution 0.1°C or 1°F Typical Accuracy ±1°C Channel Isolation 500 Vdc channel-to-ground Update Time Less than 1 second Alarm Functions Independent Alert and Danger setpoints Power Consumption 9 W maximum Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% non-condensing Rack Space Requirement One front slot and one rear slot Hazardous Area Certifications The 3500/61-01-05 configuration is intended for installations requiring multiple international hazardous-area approvals. Supported certification categories include: Class I Division 2 Groups A, B, C, D Class I Zone 2 hazardous locations ATEX Zone 2 compliance IECEx certified installations The module is suitable for non-incendive and increased-safety industrial applications where explosive gas atmospheres may occasionally be present. Typical Applications Common installation environments include: Offshore oil and gas platforms LNG and gas compression facilities Steam and gas turbine systems Generator stator temperature monitoring Petrochemical processing units Hazardous-area compressor protection systems FAQ Q1: What is the advantage of recorder outputs on this module?The integrated 4–20 mA outputs allow connection to chart recorders, DCS systems, PLC analog inputs, and legacy plant monitoring equipment. Q2: Can RTD and thermocouple inputs operate simultaneously?Yes. Each of the six channels can be independently configured for different supported sensor types. Q3: Is the module suitable for hazardous-area installations?Yes. The “05” option includes multiple international approvals for Zone 2 and Division 2 environments.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/61-01-00 Temperature Monitor Module
Product Overview The Bently Nevada 3500/61-01-00 is a six-channel temperature monitoring module engineered for continuous thermal supervision within the 3500 Machinery Protection platform. This configuration combines the main temperature monitor with a non-isolated RTD/thermocouple I/O module featuring internal terminations for direct field wiring. The module continuously evaluates temperature conditions from critical machinery and communicates alarm or shutdown conditions through the 3500 rack system when preset thresholds are exceeded. The unit is commonly installed in turbine control systems, compressors, generators, and rotating equipment protection applications where stable and fast temperature monitoring is required. Configuration Details The 3500/61-01-00 configuration includes: Main Temperature Monitor Module: 163179-02 RTD/TC Non-Isolated Internal Termination I/O Module: 133819-02 Internal field termination design for direct sensor connection Standard non-certified version without hazardous-area agency approvals Functional Characteristics Monitors up to six independent temperature channels Supports both RTD and thermocouple sensing technologies Continuous comparison against configured Alert and Danger limits Compatible with recorder output functionality for diagnostics and trending Configurable alarm delay timers for process stability Designed for integration into the 3500 Series Machinery Protection System Technical Specifications Parameter Specification Model 3500/61-01-00 Product Series 3500 Machinery Protection System Product Type Temperature Monitor with Recorder Outputs Channel Capacity 6 channels I/O Configuration Internal Termination RTD/TC I/O Main Module Part Number 163179-02 I/O Module Part Number 133819-02 Sensor Compatibility RTD and Thermocouple RTD Types Platinum 100 Ω, Copper 10 Ω, Nickel 120 Ω RTD Wiring 3-wire and 4-wire Thermocouple Types E, J, K, T, R, S Input Impedance >10 MΩ for TC inputs Signal Resolution 0.1°C or 1°F Typical Accuracy ±1°C typical Isolation 500 Vdc channel-to-ground Alarm Functions Independent Alert and Danger setpoints Alarm Delay 0.1 to 60 seconds configurable Recorder Outputs Supported Power Consumption Approx. 7 W Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% non-condensing Rack Installation One front slot + matching rear slot Weight 3.31 lbs Country of Manufacture United States Internal Termination Design The internal termination configuration allows field wiring to connect directly to screw terminals located on the rear I/O module. This simplifies installation and reduces additional external termination hardware requirements. This arrangement is commonly selected for compact rack installations and standard industrial control cabinets. Application Areas Typical deployment environments include: Steam and gas turbine monitoring Compressor protection systems Generator winding temperature supervision Bearing metal temperature monitoring Oil and gas process equipment Power generation facilities FAQ Q1: Does the 3500/61-01-00 support both RTD and thermocouple inputs simultaneously?Yes. Each channel can be individually configured for supported RTD or thermocouple sensor types. Q2: What is the difference between internal and external termination versions?The internal termination version allows direct field wiring to the rear I/O module, while external termination versions use separate termination assemblies. Q3: Is this module approved for hazardous locations?The “00” approval option indicates a standard version without additional hazardous-area agency certifications.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/61 Temperature Monitor Module
Product Overview The Bently Nevada 3500/61 Temperature Monitor Module is a dedicated multi-channel monitoring solution developed for continuous thermal supervision within the 3500 Machinery Protection System. Designed for rotating equipment protection, the module processes signals from RTD and thermocouple sensors to identify abnormal temperature conditions before equipment damage occurs. It is commonly deployed on turbines, motors, compressors, generators, and auxiliary process systems where accurate thermal monitoring is critical for operational reliability. The module combines high-speed signal processing, programmable alarm logic, and flexible sensor configuration in a compact rack-mounted design. Key Features Six independently configurable temperature input channels Compatible with both RTD and thermocouple sensor technologies Continuous alarm and trip comparison processing Supports mixed sensor configuration per channel Fast update cycle for real-time machinery protection Galvanic isolation between field inputs and rack ground Integrated buffered outputs for diagnostics and testing Front module with dedicated rear I/O module architecture Module Architecture The 3500/61 operates using a dual-slot arrangement within the 3500 rack system: Main monitoring module installed in the front rack position Matching I/O interface module installed in the rear slot This structure simplifies field wiring while maintaining reliable signal isolation and system integrity. Technical Specifications Parameter Specification Model 3500/61 Product Type Temperature Monitor Module Series 3500 Machinery Protection System Monitoring Channels 6 channels RTD Compatibility 3-wire and 4-wire RTD Supported RTDs Platinum 100 Ω, Copper 10 Ω, Nickel 120 Ω Thermocouple Inputs Type E, J, K, T, R, and S Measurement Resolution 0.1°C / 1°F Typical Accuracy ±1°C typical Update Speed <1 second for all channels Isolation Rating 500 Vdc channel-to-ground isolation Alarm Functions Independent Alert and Danger setpoints Alarm Delay Range 0.1 to 60 seconds configurable Buffered Outputs Front-panel coaxial outputs Typical Power Consumption 7 W Operating Temperature -30°C to +65°C Storage Temperature -40°C to +85°C Relative Humidity 95% non-condensing Voltage Range 0 to +12 Vdc Dimensions 241.3 × 24.4 × 241.9 mm Weight 0.82 kg Application Areas The module is widely used in industrial protection systems requiring stable and continuous temperature monitoring: Steam and gas turbines Electric motors and generators Compressors and pumps Petrochemical processing equipment Power generation systems Critical bearing and winding monitoring Sensor Compatibility The 3500/61 platform supports multiple industrial temperature sensing technologies, allowing mixed sensor deployment across channels. This flexibility enables one module to monitor bearings, windings, stator sections, and process temperatures simultaneously. FAQ Q1: Can RTD and thermocouple sensors be used together on the same module?Yes. Each channel can be independently configured for different supported sensor types. Q2: What is the purpose of the buffered output connectors?The front-panel buffered outputs allow technicians to connect external diagnostic equipment without interrupting system operation. Q3: Is the module suitable for continuous industrial operation?Yes. The 3500/61 is engineered for permanent installation in demanding industrial monitoring environments.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/60 133843-01 TC Isolated I/O Module
Product Overview The Bently Nevada 3500/60 with 133843-01 TC Isolated I/O Module is designed for high-integrity thermocouple signal acquisition within the 3500 machinery protection architecture. It is engineered for environments where electrical interference, long cable runs, and ground potential differences can degrade temperature measurement accuracy. This module provides electrically isolated thermocouple channels to ensure stable and repeatable temperature data for critical rotating equipment such as turbines, compressors, and driven machinery. Functional Description The module interfaces directly with standard thermocouple sensors and performs signal conditioning, linearization, and conversion into engineering units for the 3500 rack system. Key functional roles include: Multi-channel thermocouple signal acquisition Channel-to-channel electrical isolation to reduce noise coupling Integration with 3500 rack monitoring and alarm logic Stable operation in high EMI industrial environments Technical Specifications Model: 3500/60 TC Isolated I/O Module Part Number: 133843-01 Input Type: Thermocouple (TC only) Channel Count: 6 independent isolated channels Isolation: Full galvanic isolation per channel System Compatibility: Bently Nevada 3500 monitoring rack Signal Processing: Linearized temperature output via rack processor Operating Environment: High electromagnetic interference industrial zones Weight: 0.46 kg Installation: Rack-mounted with external termination interface support System Notes & Integration The module is typically paired with the 3500 rack’s processing and display modules. It may be used with external termination assemblies to simplify field wiring and improve maintainability. Signal integrity is maintained through isolation barriers that minimize ground loops and electrical noise transfer between channels. Typical Applications Steam and gas turbine temperature monitoring Compressor casing and bearing temperature supervision Pump protection systems in oil & gas facilities Power generation auxiliary equipment monitoring Petrochemical and refinery rotating machinery systems FAQ Q1: Is this module compatible with all 3500 racks?It is designed specifically for the 3500/60 platform within the 3500 monitoring system architecture. Q2: What is the main advantage of isolated thermocouple channels?Isolation reduces electrical noise and ground loop interference, improving measurement stability in harsh environments. Q3: Can it be used in non-rotating equipment applications?Yes, as long as thermocouple temperature monitoring is required within the system configuration.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/60 133835-01 Temperature Monitoring Module
Product Description The 3500/60 Temperature Monitoring Module (133835-01) is a rack-based 16-channel acquisition unit designed for continuous thermal condition supervision in rotating and stationary machinery systems. It is part of the Bently Nevada 3500 platform and provides high-density temperature acquisition with integrated diagnostics, alarm handling, and system communication. The module is engineered for long-term deployment in machinery protection environments where thermal stability is critical to equipment reliability. Input Architecture This module supports mixed sensor input across 16 independent channels: RTD sensors: Pt100 (100 Ω platinum) Ni120 (nickel-based elements) 2-wire, 3-wire, and 4-wire configurations supported Measurement range: approximately –200 °C to +850 °C (sensor dependent) Thermocouples: Types supported: J, K, E, T, R, S, B, N Extended range capability up to ~1700 °C depending on thermocouple type Internal automatic cold-junction compensation Input characteristics: RTD input impedance > 1 MΩ Thermocouple input impedance > 10 MΩ Measurement and Diagnostic Functions Each channel operates independently and provides: Continuous temperature acquisition Dual alarm thresholds per channel (warning and critical levels) Open-circuit detection for broken sensor wiring Short-circuit and wiring fault identification Channel-level configuration flexibility Data trending and historical logging through rack communication System Integration and Outputs 16-channel data transmitted through 3500 rack backplane Interface compatibility with TDI modules and System Display units Relay-based alarm outputs managed through external 3500/32 or 3500/33 modules Front-panel indicators: System status (OK) Communication activity (TX/RX) Bypass condition indication No direct analog buffering is provided, as temperature data is handled digitally within the rack architecture. Accuracy and Performance RTD measurement accuracy: ±0.1% of reading Thermocouple accuracy: typically ±1 °C to ±2 °C depending on type Measurement resolution: 0.1 °C Channel update interval: approximately 100 ms per channel These characteristics support stable long-term monitoring in thermally dynamic machinery environments. Electrical and Environmental Data Typical power consumption: 7.0 W Operating temperature range: –30 °C to +65 °C Relative humidity tolerance: up to 95% non-condensing Compliance: CE certified CSA certified API 670 compliant system integration capability Application Areas Turbine casing and bearing temperature monitoring Compressor thermal supervision Motor and generator winding temperature tracking Gearbox and lubrication system thermal monitoring Pump system condition tracking FAQ Q1: Does this module support both RTD and thermocouples simultaneously?Yes, each of the 16 channels can be configured individually for RTD or thermocouple input. Q2: Is signal conditioning required externally?No, cold-junction compensation and signal conditioning are integrated into the module. Q3: How are alarms handled?Alarm thresholds are configured per channel and communicated through the 3500 rack system to relay modules.
$200.00 $100.00
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Bently Nevada Bently Nevada 3500/53 Overspeed Protection Module
Product Description The 3500/53 Overspeed Protection Module (134611-01) is engineered for high-reliability rotational safety control in critical machinery environments. It is deployed within the Bently Nevada 3500 platform to deliver independent overspeed detection, redundant speed evaluation, and direct trip actuation for turbine and compressor protection systems. The module is designed to operate as a dedicated safety layer, executing fast response logic when rotational speed exceeds defined thresholds. Protection and Logic Architecture This module implements dual-channel safety processing with independent evaluation paths: Two isolated speed measurement channels Primary overspeed shutdown function Secondary backup overspeed verification path Configurable voting logic: 1-out-of-2 (1oo2) trip logic 2-out-of-2 (2oo2) trip logic for stricter validation Fail-safe design for turbine trip circuit integration The architecture is intended to minimize false trips while maintaining deterministic shutdown behavior under fault conditions. Input Characteristics Two independent measurement channels Sensor compatibility: Eddy current proximity probes (preferred for full dynamic range) Magnetic pickups (suitable for high-speed applications, reduced low-speed fidelity) Input voltage range: +10 V to –24 V DC Input impedance: 20 kΩ Frequency response: up to 20 kHz depending on transducer selection Low-speed detection: Proximity probes support near-zero operation Magnetic pickups limited at low rotational speeds Trip and Output Functions Dual high-speed, normally energized trip relays Direct interface for turbine trip solenoid circuits Independent relay outputs for redundancy Front-panel status indicators: System OK Communication activity (TX/RX) Bypass condition Active trip status Additional outputs include: Buffered speed signal per channel Conditioned Keyphasor-style reference output to rack backplane Performance Characteristics Overspeed trip response time: typically < 40 ms (configuration dependent) Speed measurement accuracy: ±0.1% of full-scale range Measurement repeatability: ±0.05% These values support deterministic shutdown performance in high-energy rotating equipment. Electrical and Environmental Data Typical power consumption: 6.0 W Operating temperature range: –30 °C to +65 °C Relative humidity: up to 95% non-condensing Compliance and certification: API 670 compliant architecture CE and CSA certified SIL-2 capable when installed per system requirements Application Areas Steam turbine overspeed protection Gas turbine safety shutdown systems Industrial compressor protection Turboexpander monitoring systems High-speed rotating machinery safety loops FAQ Q1: Is this module suitable for safety shutdown applications?Yes, it is designed specifically for overspeed trip functions in turbine safety systems. Q2: Can it operate in redundant voting configurations?Yes, it supports both 1oo2 and 2oo2 voting logic schemes. Q3: Does it require proximity probes?Proximity probes are recommended for full-range performance, especially near zero speed detection.
$200.00 $100.00
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