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 PR6423/014-110 CON021 Eddy Current Sensor
Overview The Emerson PR6423/014-110 CON021 EPRO Eddy Current Sensor delivers high-precision signal conversion for industrial automation systems. It transforms analog sensor input into digital output, enabling accurate monitoring of position, speed, and distance in real time. Technical Specifications Parameter Value Model Number PR6423/014-110 CON021 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 20 × 18 × 4 cm Weight 0.2 kg Signal Conversion Analog to digital Sensor Compatibility Wide range supported Filtering Algorithms Temperature and drift compensation System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/002-030 Eddy Current Sensor
Overview The Emerson PR6423/002-030 Eddy Current Sensor from the EPRO series delivers high-precision vibration tracking for industrial automation systems. It monitors motion in critical assets, helping operators prevent failures and maintain equipment integrity. Technical Specifications Parameter Value Model Number PR6423/002-030 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 17 × 24 × 6.5 cm Weight 0.4 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and corrosion resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/003-110 CON021 Eddy Current Sensor
Overview The Emerson PR6423/003-110 CON021 Eddy Current Sensor from the EPRO series delivers high-precision motion detection for industrial equipment. It monitors vibration levels in critical assets, helping operators prevent failures and maintain system integrity. Technical Specifications Parameter Value Model Number PR6423/003-110 CON021 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 15 × 14 × 3.8 cm Weight 0.22 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and dust resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/004-111 CON041 Eddy Current Sensor
Overview The Emerson PR6423/004-111 CON041 Eddy Current Sensor from the EPRO series delivers precise signal conversion for industrial automation systems. It transforms eddy current input into standard digital output, enabling accurate speed and vibration monitoring in harsh environments. Technical Specifications Parameter Value Model Number PR6423/004-111 CON041 Manufacturer Emerson Module Type Speed Probe / Eddy Current Sensor Product Series EPRO Dimensions 16 × 16 × 2 cm Weight 0.2 kg Signal Conversion Analog to digital Input Configurations Multiple supported Filtering Features Advanced noise reduction Mounting Type DIN rail compatible System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/003-031 CON041 Eddy Current Sensor
Overview The Emerson PR6423/003-031 CON041 Eddy Current Sensor from the EPRO series delivers precise vibration tracking for industrial equipment. Its rugged design withstands extreme heat, dust, and mechanical stress, ensuring consistent performance in demanding environments. Technical Specifications Parameter Value Model Number PR6423/003-031 CON041 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 18 × 18 × 2 cm Weight 0.26 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and dust resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/010-040 CON021 EPRO Module
Overview The Emerson PR6423/010-040 CON021 EPRO Module is a high-performance signal converter designed for integration with 8mm eddy current sensors. It transforms analog vibration signals into precise digital outputs for accurate proximity and displacement monitoring in industrial control systems. Technical Specifications Parameter Value Model Number PR6423/010-040 CON021 Manufacturer Emerson Module Type EPRO Module Product Series EPRO Dimensions 24 × 21 × 4 cm Weight 0.68 kg Sensor Compatibility 8mm eddy current sensors Signal Conversion Analog to digital Filtering Features Noise reduction, temperature compensation System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/002-121 CON041 Eddy Current Sensor
Overview The Emerson PR6423/002-121 CON041 Eddy Current Sensor from the EPRO series delivers high-precision vibration tracking for industrial automation systems. Its non-contact design ensures long-term durability and accurate motion detection, even in extreme operating conditions. Technical Specifications Parameter Value Model Number PR6423/002-121 CON041 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 20 × 20 × 4 cm Weight 0.28 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and dust resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/013-010 CON021 8mm Eddy Current Sensor
Overview The Emerson PR6423/013-010 CON021 8mm Eddy Current Sensor from the EPRO series delivers precise signal conversion for industrial automation systems. It transforms analog input into digital output, enabling accurate monitoring of position, speed, and displacement in real time. Technical Specifications Parameter Value Model Number PR6423/013-010 CON021 Manufacturer Emerson Module Type 8mm Eddy Current Sensor Product Series EPRO Dimensions 27 × 24 × 4 cm Weight 0.42 kg Sensor Interface Analog input, digital output Filtering Algorithms Temperature and drift compensation System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/002-031-CN CON041-CN Eddy Current Sensor
Overview The Emerson PR6423/002-031-CN CON041-CN Eddy Current Sensor from the EPRO series delivers precise vibration tracking for industrial equipment. Its non-contact design ensures long-term durability and accurate motion detection, even in harsh operating conditions. Technical Specifications Parameter Value Model Number PR6423/002-031-CN CON041-CN Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 12.1 × 5.2 × 16.6 cm Weight 0.32 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and dust resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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EMERSON Emerson PR6423/002-001 CON041 Eddy Current Sensor
Overview The Emerson PR6423/002-001 CON041 Eddy Current Sensor from the EPRO series delivers precise vibration monitoring for industrial equipment. Its non-contact design ensures accurate motion assessment while preserving machinery integrity in harsh operating environments. Technical Specifications Parameter Value Model Number PR6423/002-001 CON041 Manufacturer Emerson Module Type Eddy Current Sensor Product Series EPRO Dimensions 17 × 15 × 2 cm Weight 0.18 kg Monitoring Type Vibration and motion tracking Sensor Interface Non-contact Environmental Tolerance Heat and dust resistant System Compatibility DCS Communication Ethernet router HS Code 8537101190 Condition Brand New Lead Time In Stock Minimum Order 1 Unit Product Origin USA
$200.00 $100.00
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Emerson Emerson A6410 Dual-channel Valve and Case Expansion Monitor
Overview The Emerson A6410 Dual-channel Valve and Case Expansion Monitor is engineered for high-reliability protection of critical rotating machinery. As part of the CSI 6500 series, this 1-slot module supports valve position and case expansion monitoring, enabling full API 670 compliance for steam turbines, gas compressors, and hydro turbo systems. Key Features Monitors valve stem position and turbine case expansion Dual-channel configuration for static and dynamic measurements Supports inductive displacement sensors and LVDTs Prevents turbine crabbing during thermal expansion Drives alarms and relays based on setpoint thresholds 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 A6410 Series CSI 6500 Description Dual-channel Valve and Case Expansion Monitor Input Voltage 3.6 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 Inductive displacement sensor / LVDT
$200.00 $100.00
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Emerson Emerson A6210 Differential Expansion and Rod Drop Monitor
Overview The Emerson A6210 Dual-channel Monitor is a versatile module designed for high-reliability protection of critical rotating and reciprocating machinery. As part of the CSI 6500 series, this 1-slot unit supports three distinct monitoring modes—thrust position, differential expansion, and rod drop—making it ideal for steam turbines, gas compressors, hydro turbo machines, and reciprocating compressors. Key Features Operates in thrust, differential expansion, or rod drop mode Dual-channel configuration for enhanced signal processing Detects axial shaft movement in <40 ms for thrust protection Supports tandem, complementary, cone, and ramp expansion modes Monitors rider band wear via piston rod displacement Drives alarms and relay outputs based on setpoint thresholds Integrates with Ovation® and DeltaV™ control systems Compatible with AMS Suite for predictive diagnostics Compact 1-slot design for CSI 6500 cabinets Ideal for turbo machinery and reciprocating compressors Technical Specifications Specification Detail Manufacturer Emerson Model Number A6210 Series CSI 6500 Description Dual-channel Thrust, Differential Expansion, and Rod Drop Monitor Input Voltage 0 to -22 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 Type Non-contact displacement sensors
$200.00 $100.00
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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 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 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
