Emerson EPRO modules offer reliable spare and replacement parts for DeltaV, Ovation, and other Emerson automation systems. They help maintain system uptime, support legacy installations, and ensure smooth industrial operations.
Emerson EPRO
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Emerson Emerson A6120 Case Seismic Vibration Monitor
Overview The Emerson A6120 Case Seismic Vibration Monitor is a high-reliability, 1-slot module designed for critical rotating machinery in nuclear, steam, gas, and hydro turbine applications. As part of the CSI 6500 series, it integrates seamlessly with other modules to form a complete API 670 machinery protection system. Key Features Monitors case seismic vibration in mm/sec (in/sec) Compatible with electromechanical and piezoelectric sensors Drives alarms and relays based on vibration thresholds Supports predictive diagnostics via AMS Suite Integrates with Ovation® and DeltaV™ control systems Ideal for nuclear and turbo machinery applications Compact 1-slot design for CSI 6500 cabinets Part of PlantWeb® architecture for unified operations Backward-compatible with field-installed sensors Provides velocity output for bearing case vibration analysis Technical Specifications Specification Detail Manufacturer Emerson Model Number A6120 Series CSI 6500 Description Case Seismic Vibration Monitor Input Voltage -5 to +15 VDC Output Voltage 0 to 10 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Configuration 1-slot Sensor Compatibility Electromechanical & Piezoelectric
$200.00 $100.00
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Emerson Emerson A6220 Shaft Eccentricity Vibration Monitor
Overview The Emerson A6220 Shaft Eccentricity Vibration Monitor is engineered for high-reliability protection of critical rotating assets. As part of the CSI 6500 series, this 1-slot module integrates seamlessly with AMS 6500 systems to meet API 670 standards for machinery protection. It precisely tracks shaft bowing and bent shaft conditions at speeds below 600 rpm, using non-contact displacement sensors mounted near the thrust bearing. Key Features Monitors shaft eccentricity on large sleeve bearing machines Detects shaft bowing and bent shaft conditions below 600 rpm Uses non-contact displacement sensors with eccentricity collar targets Drives alarms and relay outputs based on vibration thresholds Integrates with AMS 6500, Ovation®, and DeltaV™ systems Supports predictive diagnostics via AMS software Compact 1-slot design for CSI 6500 rack systems Ideal for steam, gas, and hydro turbo machinery Technical Specifications Specification Detail Manufacturer Emerson Model Number A6220 Series CSI 6500 Description Shaft Eccentricity Vibration Monitor Input Voltage -1 to 23 VDC Output Power Max. 6 W, 250 mA at 24 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Configuration 1-slot Sensor Type Non-contact displacement sensor
$200.00 $100.00
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EMERSON EMERSON A6500-UM Universal Measurement Card
Overview The A6500‑UM Universal Measurement Card is a multi‑function monitoring module designed for Emerson’s AMS 6500 machinery protection and condition monitoring platform. Engineered to support a broad range of sensor types, it enables comprehensive measurement of vibration, temperature, and other critical machine health parameters. Its flexible configuration capabilities make it suitable for diverse rotating equipment across heavy‑duty industrial environments. Key Features Universal measurement module for AMS 6500 systems Supports multiple sensor types for vibration, temperature, and process parameters High‑resolution signal conditioning and filtering Designed for continuous monitoring of pumps, turbines, compressors, and other rotating assets Robust mechanical construction for harsh industrial environments Seamless integration with AMS software for configuration, trending, and diagnostics Technical Specifications Electrical & Measurement Characteristics Parameter Specification Model Number A6500‑UM Module Type Universal Measurement Card Supported Sensors Vibration probes, accelerometers, RTDs, thermocouples, and other compatible transducers Signal Conditioning High‑resolution filtering and processing Measurement Functions Vibration, temperature, process parameters (depending on sensor type) System Integration AMS 6500 machinery protection and monitoring platform Environmental Ratings Parameter Specification Operating Temperature Industrial‑rated range Humidity 5–95% RH, non‑condensing Contaminant Resistance ISA‑S71.04 G3 Shock Industrial‑grade shock tolerance Vibration Suitable for high‑vibration machinery environments Mechanical Data Parameter Specification Dimensions 9 × 18.5 × 26.1 cm Weight 0.48 kg Mounting AMS 6500 rack system Country of Origin USA Logistics Parameter Specification Condition Brand New Availability In Stock MOQ 1 HS Code 8537101190 Functional Description The A6500‑UM module provides a flexible measurement platform for the AMS 6500 system, enabling users to monitor a wide range of machine health indicators using a single card type. Its universal input design supports vibration sensors, temperature probes, and other industrial transducers, allowing operators to consolidate monitoring functions across different equipment types. Advanced signal conditioning ensures accurate, noise‑resistant measurements even in electrically and mechanically harsh environments. The module’s integration with AMS software enables engineers to configure channels, set alarm thresholds, and analyze trends, supporting predictive maintenance strategies and reducing unplanned downtime. Built for long‑term durability, the A6500‑UM withstands shock, vibration, and temperature extremes commonly encountered in heavy industries such as mining, refining, and power generation. Its versatility and reliability make it a core component in multi‑channel machinery protection architectures. Application Scenarios Multi‑parameter monitoring in AMS 6500 systems Vibration and temperature measurement for rotating machinery Condition monitoring in mining, refining, and power generation Mixed‑sensor environments requiring a universal input module Predictive maintenance and machinery protection programs FAQ Q: What types of sensors can the A6500‑UM accept? A: It supports vibration probes, accelerometers, RTDs, thermocouples, and other compatible industrial transducers. Q: Does the module integrate with AMS software? A: Yes. It supports full configuration, trending, and diagnostics through AMS tools. Q: Is this module suitable for high‑vibration environments? A: Yes. Its rugged design meets industrial shock and vibration requirements.
$200.00 $100.00
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Emerson Emerson A6740 16-Channel Output Relay Module
Overview The Emerson A6740 16-Channel Output Relay Module delivers high-reliability signal processing for critical rotating machinery. Designed for seamless integration with the CSI 6500 and AMS 6500 systems, it supports API 670-compliant protection across turbines, compressors, and hydro machinery. Technical Specifications Specification Details Model A6740 Series CSI 6500 Manufacturer Emerson Channels 16 relay outputs Inputs 60 signal inputs @ 48 V Logic Capacity 30 logical expressions Output Power 6 W Dimensions 60 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Requirement 2-slot, 3U module Rack Compatibility IMR6000 series, 12TE wide Key Benefits Compact 3U form factor saves cabinet space Hot-swappable for minimal downtime Graphical logic configuration simplifies setup Supports complex alarm logic with 60 inputs and 30 expressions Fully compatible with IMR6000 rack systems
$200.00 $100.00
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Emerson Emerson A6140 Dual-channel Shaft Absolute Vibration Monitor
Overview The Emerson A6140 Dual-channel Shaft Absolute Vibration Monitor is engineered for high-reliability monitoring of critical rotating machinery. As part of the CSI 6500 series, this 1-slot module integrates with other AMS monitors to form a complete API 670-compliant protection system. It is ideal for steam turbines, gas compressors, hydro turbo machines, and sleeve-bearing equipment. Key Features Dual-channel monitoring of shaft absolute vibration Combines displacement and case-mounted sensors in one housing Measures shaft movement relative to free space Drives alarms and relays based on vibration thresholds Supports predictive diagnostics via AMS Suite Integrates with Ovation® and DeltaV™ control systems Ideal for sleeve-bearing machines with matched rotor/case mass Compact 1-slot design for CSI 6500 cabinets Part of PlantWeb® architecture for unified operations Enables early fault detection and machinery protection Technical Specifications Specification Detail Manufacturer Emerson Model Number A6140 Series CSI 6500 Description Dual-channel Shaft Absolute Vibration Monitor Input Voltage -1 to -23 VDC Output Voltage 5 to +15 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Configuration 1-slot Sensor Configuration Displacement + Case-mounted vibration
$200.00 $100.00
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Emerson Emerson A6125 Dual-channel Case Piezoelectric Vibration Monitor
Overview The Emerson A6125 Dual-channel Case Piezoelectric Vibration Monitor is engineered for high-reliability protection of critical rotating machinery. As part of the CSI 6500 series, this 1-slot module integrates with other AMS monitors to build a complete API 670-compliant system. It is ideal for steam turbines, gas compressors, hydro turbo machines, and rolling element bearing systems. Key Features Dual-channel monitoring for case vibration Accepts piezoelectric accelerometers and velometers Measures acceleration (g’s) and velocity (mm/sec or in/sec) Drives alarms and relays based on setpoint thresholds Supports predictive diagnostics via AMS Suite Integrates with Ovation® and DeltaV™ control systems Ideal for nuclear, turbo, and gearbox applications Compact 1-slot design for CSI 6500 cabinets Part of PlantWeb® architecture for unified operations Backward-compatible with older seismic sensors Technical Specifications Specification Detail Manufacturer Emerson Model Number A6125 Series CSI 6500 Description Dual-channel Case Piezoelectric Vibration Monitor Input Voltage -5 to +15 VDC Output Voltage 0 to 10 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Configuration 1-slot Sensor Compatibility Piezoelectric accelerometers & velometers
$200.00 $100.00
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Emerson Emerson A6620 4-channel Process Input Monitor
Overview The Emerson A6620 4-channel Process Input Monitor delivers high-reliability input monitoring for critical rotating machinery. Designed for integration with the CSI 6500 series, it supports API 670-compliant protection systems across steam turbines, gas compressors, and hydro machinery. Technical Specifications Specification Details Model A6620 Series CSI 6500 Manufacturer Emerson Channels 4 Input Types ±1 V, ±10 V, 0/4–20 mA Output Power Max. 6 W, 250 mA @ 24 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Requirement 1-slot module Applications & Compatibility The Emerson A6620 supports integration with other CSI 6500 monitors to build complete API 670 machinery protection systems. It suits environments requiring precise input monitoring, including: Steam and gas turbines Industrial compressors Hydro turbo machinery AMS Suite and PlantWeb® systems Its compatibility with ±1 V, ±10 V, and 0/4–20 mA signals ensures flexible deployment across diverse industrial setups.
$200.00 $100.00
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Emerson Emerson A6824 ModBus Rack Interface Module
Overview The Emerson A6824 ModBus and Rack Interface Module enables seamless data communication for critical rotating machinery. It reads parameters from all AMS 6500 modules and transmits them via ModBus TCP/IP or ModBus RTU, supporting redundant paths when needed. Technical Specifications Specification Details Model A6824 Series AMS 6500 Manufacturer Emerson Communication ModBus TCP/IP and ModBus RTU Voltage 24 VDC Power Consumption 5 W Dimensions 30 mm × 128.4 mm × 160 mm Weight 450 g Slot Requirement 1-slot, 3U module Rack Compatibility IMR6000 series, 6TE wide, 19” rack Key Features Hot-swappable for uninterrupted operation Password-protected user configuration Self-checking for hardware, power, and temperature Compact design reduces cabinet space by 50% Supports both ModBus TCP/IP and RTU protocols
$200.00 $100.00
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Emerson Emerson A6312 Dual-channel Speed and Key Monitor
Overview The Emerson A6312 Dual-channel Speed and Key Monitor delivers high-reliability protection for critical rotating machinery. As part of the CSI 6500 series, this 1-slot module monitors speed, phase, zero speed, and rotation direction, supporting API 670-compliant protection strategies for steam turbines, gas compressors, and hydro turbo systems. Key Features Monitors speed, phase, zero speed, and rotation direction Dual-channel configuration for enhanced reliability Redundant mode with automatic tach switchover Sensor gap voltage and pulse comparison diagnostics Supports toothed wheel, gear, or keyway targets for speed Requires once-per-revolution target for phase measurement Integrates with AMS 6500, DeltaV™, and Ovation® systems Enables predictive diagnostics via AMS Suite Compact 1-slot design for CSI 6500 racks Ideal for steam, gas, and hydro turbo machinery Technical Specifications Specification Detail Manufacturer Emerson Model Number A6312 Series CSI 6500 Description Dual-channel Speed and Key Monitor Input Voltage 0 to ±27.3 VDC Output Power Max. 6 W, 250 mA at 24 VDC Dimensions 30.0 mm × 128.4 mm × 160.0 mm Weight 320 g Slot Configuration 1-slot Sensor Type Non-contact displacement sensor
$200.00 $100.00
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EMERSON Emerson A6370D | Overspeed Protection Monitor | AMS 6500 Series
Overview The A6370D Overspeed Protection Monitor from Emerson is a dedicated safety module designed for high‑speed rotating equipment within the AMS 6500 machinery protection platform. The module continuously evaluates shaft rotational speed and provides rapid protective action when preset overspeed thresholds are exceeded. Its design supports integration into DCS‑based safety architectures and ensures reliable performance in demanding industrial environments. Functional Characteristics The A6370D module processes speed input signals from proximity probes or magnetic pickups and executes overspeed logic with deterministic response time. It is engineered to meet stringent protection requirements for turbines, compressors, expanders, and other high‑inertia machinery. The module supports redundant configurations to reduce the risk of nuisance trips and maintain operational continuity. The unit communicates with AMS configuration software, enabling engineers to define trip limits, monitor real‑time speed values, and perform diagnostics without interrupting plant operations. Its rugged construction ensures stable operation in areas exposed to vibration, electrical noise, and temperature variations. Technical Specifications Parameter Specification Model A6370D Brand Emerson Product Type Overspeed Protection Monitor Product Series AMS 6500 Condition Brand New Weight 0.24 kg Dimensions 19 × 12.8 × 7 cm Origin USA Minimum Order Quantity 1 HS Code 8537101190 System Integration DCS Communication Interface Ethernet‑based service access Availability In Stock Application Scenarios Turbine overspeed protection Compressor and expander speed monitoring Machinery protection in gas processing, petrochemical, and power generation facilities Safety‑critical shutdown systems requiring deterministic speed trip logic Integration with AMS 6500 vibration and condition monitoring modules FAQ Q: Can the A6370D be used in redundant protection architectures? A: Yes. The module supports redundant deployment to enhance reliability and reduce false trip events. Q: What types of sensors are compatible with the A6370D? A: It typically accepts speed signals from magnetic pickups or proximity probes, depending on system configuration. Q: Is the module still supported after discontinuation? A: While discontinued, it remains fully serviceable and compatible with existing AMS 6500 installations.
$200.00 $100.00
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EMERSON Emerson A6910 | Configuration Kit | AMS 6300/6500 Series
Overview The A6910 Configuration Kit from Emerson is a dedicated accessory package engineered for commissioning, adjusting, and maintaining the AMS 6300 SIS and AMS 6500/6500 ATG machinery protection platforms. Designed for reliability in industrial environments, the kit provides the essential interface components required for system configuration, diagnostics, and signal verification. Key Features Complete set of configuration and communication cables for AMS protection systems Supports Ethernet‑based communication for rapid system access Suitable for both initial deployment and field reconfiguration Compact, lightweight design for portable use Fully compatible with DCS‑integrated machinery protection architectures Technical Specifications Parameter Specification Model A6910 Brand Emerson Product Type Configuration Kit Compatible Systems AMS 6300 SIS, AMS 6500, AMS 6500 ATG Communication Interface Ethernet Router Product Weight 0.3 kg Dimensions 3.1 × 18.9 × 12.9 cm Product Origin USA Condition Brand New Minimum Order Quantity 1 HS Code 8537101190 System Integration DCS Availability In Stock Functional Description The A6910 kit provides the necessary hardware to establish a stable communication link between engineering workstations and AMS machinery protection modules. Its cable set and adapters are optimized for configuration workflows, enabling technicians to upload system parameters, adjust monitoring thresholds, and validate channel outputs. The kit ensures consistent connectivity during commissioning and maintenance tasks, reducing configuration time and minimizing operational interruptions. Its compatibility with multiple AMS platforms makes it a versatile tool for facilities using mixed-generation Emerson protection systems. Application Scenarios Machinery protection system commissioning Field maintenance and reconfiguration Vibration monitoring system integration Signal output verification during troubleshooting DCS‑connected rotating equipment protection FAQ Q: Is the A6910 still supported even though it is discontinued? A: Yes. While discontinued, it remains fully functional with AMS 6300/6500 systems, and spare kits are still available. Q: Does the kit include software? A: The kit provides hardware only. Configuration software must be obtained separately according to licensing requirements. Q: Can it be used with older AMS protection units? A: It is optimized for AMS 6300 SIS and AMS 6500 series. Compatibility with older units may vary depending on firmware.
$200.00 $100.00
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Emerson Emerson CON021/916-120 Eddy Current Signal Converter
Product Overview The Emerson CON021/916-120 is a precision analog signal converter designed for use with Eddy-current proximity sensors in rotating machinery applications. It forms part of a calibrated measuring chain—sensor, cable, and converter—used to monitor both vibration and shaft displacement. Key Features Sensor Compatibility: PR6422, PR6423, PR6424, PR6425, PR6426 Measurement Range: 1 mm to 24 mm (sensor-dependent) Sensor Interface: LEMO plug connection Enclosure: Metallic housing, IP20 protection Operating Temp: -35 °C to +100 °C Power Supply: -24 VDC, 15 mA Output Signal: -2 to -18 V or +4 to +20 V (analog) Calibration: Requires hardware adjustment Extended Range Version: CON021/91 supports full 24 mm range Analog Only: No digital interface Technical Specifications Attribute Value Manufacturer Emerson Part Number CON021/916-120 Catalog Reference PR6426 Voltage 24 VDC Current 15 mA Dimensions 86 mm × 56 mm × 38.5 mm Weight 120 g Protection Class IP20 Temperature Range -35 °C to +100 °C
$200.00 $100.00
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