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PR6423/002-041

Core Function:
Industrial-grade eddy current sensor for precision displacement monitoring in harsh operating environments.

Key Specifications:
• Sensitivity: 4.1 mV/µm (±5%)
• Measurement Range: 0-2.0mm (2000µm)
• Frequency Response: DC to 10kHz
• Extended Temp Range: -40°C to +150°C

Robust Construction:
✓ 8mm probe diameter with M10×1 threading
✓ Enhanced vibration resistance (25g)
✓ 4MPa pressure rating
✓ High-temperature cable option

Measurement Performance:

Default calibration for AISI 4140 steel

Linear operating range: 60% of full scale

±1% FS typical accuracy

System Integration:
• Compatible with EPRO MMS6000 systems
• 5m mineral-insulated cable (standard)
• ATEX versions available

Typical Applications:

Steam turbine shaft monitoring

Offshore compressor protection

High-vibration industrial equipment

Special Features:

/002 variant designed for extreme environments

Optimized for reliable performance under:

High temperatures

Severe vibration

Pressure fluctuations

Compliance:
Meets API 670 machinery protection standards

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General Description
The EPRO PR6423/002-041 is an eddy current displacement sensor designed for industrial vibration and position monitoring, featuring extended environmental tolerance for demanding applications.

Key Parameters
Electrical Specifications
Sensitivity: 4.1 mV/µm (factory-calibrated, -041 suffix)

Measurement Range: 0 to 2.0 mm (2000 µm)

Output Signal: -2 to -20V DC (linear to gap distance)

Frequency Response: 0 to 10 kHz

Power Supply: -24V DC ±10%

Mechanical & Environmental
Probe Diameter: 8 mm

Thread Size: M10×1

Operating Temperature:

Sensor Head: -40°C to +150°C (enhanced range)

Cable/Connector: -40°C to +105°C

Vibration Resistance: Up to 25g (50Hz)

Pressure Rating: 4 MPa (40 bar)

Calibration & Target
Target Material: AISI 4140 steel (default calibration)

Linear Range: Middle 60% of full scale (~0.6–1.4mm for 2.0mm range)

Recommended Gap Voltage: -10V DC

Compatibility & Options
Cable: High-temperature mineral-insulated (5m standard)

Works With: EPRO MMS6000 monitoring systems

Compliance: API 670, ATEX (optional)

Typical Applications
Steam turbine shaft vibration

Compressor thrust monitoring

Offshore/oil & gas machinery