1. General Specifications
Parameter Specification
Model PR6423/004-010
Type Precision Miniature Eddy Current Sensor
Application Micro-vibration & position monitoring
Standards API 670, ISO 7919 (Partial Compliance)
Certifications CE, RoHS
2. Sensor Specifications
Feature Details
Probe Diameter 4 mm
Measuring Range 0.2 to 1.0 mm
Sensitivity 30 mV/µm ±5%
Frequency Response 0 to 25 kHz (±3 dB)
Linear Range ±0.3 mm from null
Target Material Tool steel (≥50 HRC recommended)
3. Electrical Specifications
Parameter Value
Power Supply -15 to -24 VDC (±5%)
Output Signal -0.8 to -12 VDC
Cable Length 3 m standard (extendable to 100 m)
Connector Micro-LEMO® (Gold-plated)
Current Draw <8 mA
4. Environmental Ratings
Condition Rating
Operating Temp. -20°C to +120°C
Ingress Protection IP67
Housing Material Titanium alloy
Vibration 50 g (10-5000 Hz)
5. Mechanical Specifications
Attribute Details
Thread Standard M6×0.75
Mounting Torque 5 N·m
Weight 90 g (probe only)
Axial Load 100 N max
6. Performance Metrics
Metric Value
Linearity ±0.8% of full scale
Repeatability ±0.1 µm
Temp. Stability ±0.03%/°C
7. System Components
Standard Package:

PR6423-004 probe (4mm)

3 m Teflon®-insulated cable

Micro-LEMO® connector

Calibration report

Options:

Vacuum-rated version (10⁻⁶ mbar)

Non-magnetic variant (for MRI applications)

8. Typical Applications
High-speed dental handpieces

Precision spindle runout measurement

Micro-turbine monitoring

Semiconductor wafer handling

Watch movement analysis