• Emerson PR6423/000-031
  • Emerson PR6423/000-031
  • Emerson PR6423/000-031
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Emerson Epro PR6423/000-031 Eddy Current Sensor

Emerson Epro PR6423/000-031 Eddy Current Sensor

Description

The Emerson Epro PR6423/000-031 is a high-precision, non-contact eddy current sensor designed for displacement and vibration monitoring in critical rotating machinery. As a key component of the Epro AMS series,...

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SKU: PR6423/000-031
Vendor: Emerson
Category: Eddy Current Sensor
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Description

The Emerson Epro PR6423/000-031 is a high-precision, non-contact eddy current sensor designed for displacement and vibration monitoring in critical rotating machinery. As a key component of the Epro AMS series, this 8 mm probe measures the distance between the sensor tip and a conductive target, converting it into a proportional electrical signal. It is essential for monitoring steam turbines, compressors, and gearboxes, enabling predictive maintenance by detecting shaft misalignment or bearing wear early to prevent unplanned downtime.

Features

  • Non-Contact Measurement: Uses the inductive eddy current principle for wear-free operation.
  • Robust Construction: Features a high-grade stainless steel housing and a PPS (polyphenylene sulfide) probe tip resistant to high-pressure lubricants and aggressive industrial fluids.
  • High-Temperature Tolerance: Designed for demanding environments with an operating temperature range up to 150 degC for the sensor head.
  • Pressure Resistant: Capable of withstanding up to 700 kPa (7 bar) at the probe tip.
  • Predictive Maintenance: Provides critical data for vibration analysis and shaft position monitoring.

Applications

  • Power generation facilities (steam and gas turbines).
  • Petrochemical and oil & gas processing plants.
  • Heavy industrial mining equipment.
  • Compressor and pump monitoring systems.

Technical Specifications

Brand Emerson Epro
Model PR6423/000-031
Measuring Range 2.0 mm
Target Material 42CrMo4 (standard)
Operating Temperature (Head) -35 to +150 degC
Operating Temperature (Cable) -35 to +120 degC
Pressure Resistance 700 kPa (7 bar)
Protection Rating IP 67 (head/cable), IP 20 (connector)
Vibration Resistance 5 g (IEC 60068-2-6)
Shock Resistance 15 g (IEC 60068-2-27)

Installation Guidelines

  • Mounting: Ensure the sensor is mounted securely using the provided thread (M10x1 or 3/8-24 UNF). Avoid over-tightening to prevent damage to the housing.
  • Calibration: This sensor requires a compatible Epro driver/converter to linearize the output signal. Ensure the driver is calibrated for the specific target material.
  • Cable Routing: Route coaxial cables away from high-voltage power lines and sources of high electromagnetic interference (EMI) to maintain signal integrity.
  • Grounding: Ensure proper system grounding to avoid ground loops, which can introduce noise into the displacement signal.
  • Handling: The probe tip is a precision component; handle with care to avoid mechanical impact or scratches.

FAQ

Does this sensor require a specific driver?

Yes, the PR6423 series operates on the inductive eddy current principle and requires a calibrated Epro signal converter (driver) to process and linearize the output signal.

Can this sensor be used in high-pressure environments?

Yes, the sensor head is rated for pressures up to 700 kPa (7 bar), making it suitable for installation in pressurized lubrication or hydraulic systems.