You are here:
  1. Home
  2. Product
  3. Sensors & Probes
  4. Emerson PR6424/000-000 CON21 EPRO Proximity Sensor
Sale!
SKU: PR6424/000-000 CON21

Emerson PR6424/000-000 CON21 EPRO Proximity Sensor

Request a Quote

The Emerson PR6424/000-000 CON21, also cataloged as the PR6424/000-000 CON21 Proximity Sensor, operates as a dedicated hardware component for non-contact vibration and displacement measurement within machinery protection systems.

Hardware Specifications

ParameterSpecification
ModelPR6424/000-000 CON21
BrandEmerson
OriginUSA
Weight0.26 kg
Dimensions16 x 16 x 2 cm
Operating TempStandard industrial range
Power ConsumptionPassive/Loop powered
System CompatibilityEPRO Machinery Protection

Mechanical Monitoring & Eddy-Current Performance

The PR6424 series utilizes eddy-current principle-based sensing to detect shaft displacement and vibration relative to the probe tip. Operators must calibrate the system to ensure correct scaling, as the proximity to the target surface directly alters the output voltage. Validation of the gap voltage within -10 VDC targets remains necessary during the initial installation to guarantee linear sensor response. Proper shielding and implementation of cross-talk suppression techniques between adjacent probes prevent signal interference and ensure data integrity within the rotor dynamics monitoring architecture.

Frequently Asked Questions

Q: Does this sensor require external signal conditioning for operation?

A: Yes, the probe requires an associated EPRO driver or signal converter to translate the raw eddy-current signal into a proportional 4-20 mA or voltage output for the monitoring system.

Q: Can the probe tip be mounted in contact with the rotating shaft?

A: No, the sensor functions on a non-contact basis. Direct contact will damage the probe tip and disrupt the eddy-current field, leading to inaccurate measurement data.

Field Installation Guidelines

  • Mount the sensor probe securely using the specified mounting bracket to prevent mechanical resonance or unintended movement.
  • Ensure the target area on the rotating shaft is free of scratches, burrs, or material discontinuities to maintain measurement linearity.
  • Install the coaxial signal cable away from high-voltage power lines to minimize electromagnetic interference (EMI) ingress.
  • Verify the physical gap between the probe tip and the target surface using a calibrated feeler gauge before system energization.
  • Ground the cable shield at the monitoring system terminal block only to prevent ground loop currents.
Tags:

You may also like

Sale!
Emerson PR6423/000-131 CON041 EPRO Eddy Current Sensor

Emerson PR6423/000-131 CON041 EPRO Eddy Current Sensor

The Emerson PR6423/000-131 CON041, also cataloged as the PR6423/000-131 Eddy Current Sensor, operates as a dedicated hardware component for non-contact shaft displacement and vibration measurement within EPRO machine monitoring systems.

Hardware Specifications

ParameterSpecification
ModelPR6423/000-131 CON041
BrandEmerson
Product RangeEPRO
Module TypeEddy Current Sensor
OriginUSA
Weight0.24 kg
Dimensions2 x 15 x 15 cm
Operating Temp-35 to 180 deg C
Power ConsumptionPassive sensor coil (driven by transmitter)
HS Code8537101190
StatusDiscontinued (Dec 31, 2018)

Process Control and DCS Characteristics

  • Generates high-frequency electromagnetic fields to detect micrometer-scale gap variations against target metallic shaft surfaces.
  • Transmits raw high-frequency signal outputs to signal converters or 4-20 mA HART loop protocol transmitters for system logging.
  • Provides high linearity and channel-to-channel isolation across multi-channel turbomachinery monitoring racks.
  • Accepts integration with field junction boxes, utilizing cold junction compensation routines where ambient temperature shifts affect signal conditioning hardware.

Frequently Asked Questions

Q: What signal conditioning unit is required to drive the PR6423/000-131 probe?A: The sensor coil requires a matching CON041 transmitter or signal converter to supply the excitation frequency and process raw impedance changes into normalized voltage signals.Q: How does cable length affect calibration on this eddy current sensor?A: System calibration depends on the total electrical length of the probe and extension cable assembly; cable substitutions alter system tuning and impedance scaling.

Field Installation Guidelines

  • Verify mechanical target clearance to prevent physical impact between the probe tip and rotating shaft during machine startup.
  • Route sensor lead cables through grounded metallic conduit to suppress ambient electromagnetic interference.
  • Maintain a minimum cable bending radius of 30 mm to avoid damaging internal coaxial conductors.
Sale!
Emerson PR6423/010-130 CON021 Velocity Sensor

Emerson PR6423/010-130 CON021 Velocity Sensor

The Emerson PR6423/010-130 CON021, also cataloged as the PR6423/010-130 Velocity Sensor, operates as a dedicated hardware component for dynamic shaft vibration acquisition and position monitoring within EPRO machine monitoring systems.

Hardware Specifications

ParameterSpecification
ModelPR6423/010-130 CON021
BrandEmerson
Product RangeEPRO
Module TypeVelocity Sensor
OriginUSA
Weight0.54 kg
Dimensions21 x 21 x 4 cm
Operating Temp-35 to 180 deg C
Power ConsumptionPassive sensor coil (driven by signal converter)
HS Code8537101190
Lifecycle StatusDiscontinued (Dec 31, 2018)

Process Control and DCS Characteristics

  • Converts magnetic field impedance changes into high-frequency analog signals proportional to target velocity and displacement.
  • Interfaces with 4-20 mA HART loop protocol transmitters and DCS analog input cards for real-time monitoring.
  • Ensures precise signal transfer using channel-to-channel isolation across multi-channel turbomachinery monitoring racks.
  • Incorporates cold junction compensation (CJC) within matching signal conditioning units to mitigate temperature drift in industrial environments.

Frequently Asked Questions

Q: What function does the CON021 signal converter perform with the PR6423/010-130 probe?A: The CON021 signal conditioning unit provides the required high-frequency excitation current to the probe tip and converts raw impedance variations into calibrated voltage outputs.Q: How does mechanical clearance affect probe signal integrity?A: Unintended metal objects within the side clearance zone of the probe tip distort the electromagnetic field, requiring clear radial installation space around the target surface.

Field Installation Guidelines

  • Verify probe tip alignment and initial mechanical gap against the target face before applying system excitation power.
  • Route signal interconnect cables through dedicated grounded steel conduit to suppress high-voltage electromagnetic interference.
  • Maintain a minimum cable bending radius of 30 mm during field installation to avoid damaging internal conductor shielding.
Sale!
Emerson PR6423/01R-040 CON021 Eddy Current Sensor

Emerson PR6423/01R-040 CON021 Eddy Current Sensor

Configured for non-contact shaft vibration and axial displacement measurement in EPRO machinery monitoring systems, the Emerson PR6423/01R-040 CON021 (PR6423/01R-040 Eddy Current Sensor) provides direct physical signal conditioning for rotating element health monitoring.

Hardware Specifications

ParameterSpecification
ModelPR6423/01R-040 CON021
BrandEmerson
Product RangeEPRO
Module TypeEddy Current Sensor
OriginUSA
Weight0.28 kg
Dimensions20 x 20 x 4 cm
Operating Temp-35 to 180 deg C
Power ConsumptionPassive sensor coil (driven by signal converter)
HS Code8537101190
Lifecycle StatusDiscontinued (Dec 31, 2018)

Process Control and DCS Characteristics

  • Converts magnetic field impedance changes into high-frequency voltage proportional to metallic target distance.
  • Integrates with 4-20 mA HART loop protocol transmitters and DCS analog channels for signal transmission.
  • Provides channel-to-channel isolation to prevent loop interference across adjacent turbomachinery measurement channels.
  • Maintains measurement accuracy during temperature variations using cold junction compensation (CJC) circuits in the matching CON021 signal conditioning unit.

Frequently Asked Questions

Q: How does the CON021 signal converter interact with the PR6423/01R-040 probe?A: The CON021 converter supplies the high-frequency excitation voltage to the probe tip coil and converts raw impedance variations into standardized proportional voltage signals.Q: What mounting precautions prevent signal distortion on this eddy current probe?A: Maintain a clear unthreaded side clearance area around the probe tip to prevent adjacent structural metals from skewing the calibrated inductance field.

Field Installation Guidelines

  • Verify mechanical clearance between the probe tip and target shaft face prior to power up to prevent physical impact damage.
  • Run coaxial interconnect cabling through grounded steel conduit to isolate signal lines from high-voltage motor conductors.
  • Observe a minimum 30 mm cable bend radius during routing to protect internal conductor shielding.
Sale!
Emerson PR6424/104-141 CON041 Displacement Sensor

Emerson PR6424/104-141 CON041 Displacement Sensor

Configured for high-precision displacement measurement in rotating machinery, the Emerson PR6424/104-141 CON041 (PR6424/104-141 Eddy Current Sensor) provides direct physical monitoring of shaft position and vibration.

Hardware Specifications

ParameterSpecification
ModelPR6424/104-141 CON041
BrandEmerson
OriginUSA
Weight0.4 kg
Dimensions16 x 16 x 3 cm
Operating TempStandard Industrial Specification
Power ConsumptionSystem-Dependent
SystemDCS (EPRO)

Mechanical Monitoring & TSI Characteristics

The sensor utilizes eddy-current probe scaling to convert target surface proximity into linear voltage signals. Precise calibration of gap voltage validation—targeting a nominal -10 VDC baseline—is required to ensure linear output response across the operational range. Additionally, the system incorporates signal shielding techniques to facilitate cross-talk suppression in multi-channel installations, preserving the integrity of rotor dynamics data transmitted to the monitoring platform.

Frequently Asked Questions

Q: What is the primary requirement for gap voltage validation during sensor commissioning?A: You must ensure the probe tip distance from the target surface aligns with the factory-specified linear range, typically targeting a -10 VDC center-gap point to maintain measurement linearity.Q: How do you mitigate cross-talk in multi-probe setups?A: You must observe the manufacturer's recommended probe spacing and ensure proper electromagnetic shielding of the coaxial signal cabling to prevent interference between adjacent measurement channels.

Field Installation Guidelines

  • Probe Positioning: You must mount the sensor in the specified bracket, ensuring the probe tip maintains a firm, concentric alignment relative to the shaft surface. You must avoid over-tightening the locking nuts to prevent mechanical deformation of the sensor housing.
  • Gap Calibration: You must perform a static gap measurement using a calibrated feeler gauge before system activation. You should adjust the probe axial position until the output voltage reaches the -10 VDC target, confirming the sensor operates at the center of its linear range.
  • Cable Routing: You must route the coaxial signal cable through dedicated, grounded conduits separate from high-current power lines. You must secure all cable runs to minimize mechanical vibration-induced fatigue at the connector interfaces.
  • Shielding and Grounding: You must ensure the cable shield terminates at a single, clean instrumentation ground point. You should verify continuity across all junctions to minimize the risk of ground loop currents affecting the low-level transducer signal.
Sale!
the EMERSON PR6423/002-001 CON041 (PR6423/002-001 Eddy Current Sensor) provides direct physical/electrical execution.

EMERSON PR6423/002-001 CON041 EPRO Series

The EMERSON PR6423/002-001 CON041 operates as a high-precision non-contact eddy current sensor for critical industrial machinery monitoring. We offer this Brand New, original stock component with fast global shipping to prevent unexpected downtime. Secure this discontinued spare part for your system today.
Sale!
The EMERSON PR6423/011-131 CON031 is an industrial-grade, non-contact 8mm Eddy Current Displacement Sensor (often referred to as a proximity probe) developed under the EPRO product range

EMERSON PR6423/011-131 CON031 Eddy Current Displacement Sensor

The EMERSON PR6423/011-131 is a high-precision 8mm non-contact eddy current proximity sensor for machinery health monitoring and shaft vibration analysis. Original factory surplus stock is ready to ship globally. Secure your critical turbomachinery asset protection hardware today.
Sale!
Emerson EPRO PR6424/006-131 CON041 Eddy Current Displacement Sensor

Emerson EPRO PR6424/006-131 CON041 Eddy Current Displacement Sensor

The Emerson PR6424/006-131 is an 8mm EPRO eddy current displacement sensor designed for non-contact vibration monitoring in rotating machinery. Featuring the CON041 converter, this industrial PLC module delivers high-precision signal acquisition and robust durability for critical asset protection and predictive maintenance.
Sale!
Emerson EPRO PR6426/00-8M CON011 Eddy Current Displacement Sensor

Emerson EPRO PR6426/00-8M CON011 Eddy Current Displacement Sensor

The Emerson PR6426/00-8M CON011 is a professional-grade 8-meter eddy current sensor designed for non-contact vibration and displacement monitoring. It provides high-precision data for turbines and compressors, ensuring machinery safety and enabling predictive maintenance through seamless DCS/PLC integration.
Sale!
Emerson EPRO PR6423/10R-111 Eddy Current Displacement Sensor

Emerson EPRO PR6423/10R-111 Eddy Current Displacement Sensor

The Emerson EPRO PR6423/10R-111 is an 8mm eddy current displacement sensor designed for non-contact vibration monitoring of rotating shafts. Featuring a durable reverse-mount design and high thermal resistance, it provides precise real-time data for turbines and compressors in the most demanding industrial environments.
Sale!
Emerson PR9350/02 EPRO Cylinder Expansion Displacement Sensor

Emerson PR9350/02 EPRO Cylinder Expansion Displacement Sensor

The Emerson PR9350/02 is a high-performance EPRO cylinder expansion sensor that provides precise linear displacement monitoring for turbine casings and DCS applications. This non-contacting eddy current transducer tracks thermal growth in real-time, allowing operators to maintain mechanical safety and operational stability for critical industrial machinery.
Sale!
Emerson Epro PR6424/000-121 CON041 Precision Eddy Current Displacement Sensor

Emerson Epro PR6424/000-121 CON041 Precision Eddy Current Displacement Sensor

The Emerson PR6424/000-121 CON041 is a precision eddy current displacement sensor designed for non-contact vibration monitoring of critical rotating machinery. Featuring advanced signal processing and a robust industrial design, it provides accurate real-time data for turbines and compressors within Epro and DCS environments.