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PR 6422/010-000

Core Function:
Compact 5mm eddy current sensor for precision vibration and displacement monitoring in tight spaces.

Key Specifications:
• Sensitivity: 8.0 mV/µm (standard calibration)
• Measuring Range: 0-1.0mm (1000µm)
• Frequency Response: DC to 10kHz
• Output: -2 to -20V linear analog signal

Mechanical Details:
✓ 5mm diameter probe (smallest in PR6400 series)
✓ M8×1 threaded mounting
✓ Operating Temp: -30°C to +120°C
✓ Vibration resistant up to 20g

Typical Applications:

Small motor/compressor shaft monitoring

Precision bearing clearance measurement

Space-constrained machinery installations

System Integration:
• Compatible with EPRO MMS6000 monitors
• Standard 5m/9m cable options
• CON021 quick-disconnect available

Compliance: Meets API 670 machinery protection standards

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General Description
The EPRO PR 6422/010-000 is an eddy current proximity sensor designed for non-contact vibration and displacement measurement in industrial rotating machinery (turbines, compressors, motors).

Key Parameters
Electrical Specifications
Sensitivity: 8.0 mV/µm (standard for -000 suffix)

Measurement Range: 0 to 1.0 mm (1000 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: 5 mm (standard for PR 6422 series)

Thread Size: M8×1

Operating Temperature:

Sensor Head: -30°C to +120°C

Cable/Connector: -40°C to +105°C

Vibration Resistance: Up to 20g (50Hz)

Calibration & Target
Target Material: Mild steel (AISI 4140 equivalent)

Linear Range: Middle 60% of full scale (~0.3–0.7mm for 1.0mm range)

Recommended Gap Voltage: -10V DC (mid-range setup)

Compatibility & Options
Cable Length: 5m or 9m (integrated or with CON021 connector)

Works With: EPRO MMS6000 monitoring systems

Compliance: API 670 (machinery protection standard)

Typical Applications
Small-bore shaft vibration monitoring

Axial displacement measurement

Bearing condition monitoring