Description
Product Description
Overview
The PR6423/003-040 paired with the CON021 signal conditioner forms a precision eddy current measurement system designed for continuous monitoring of shaft vibration and displacement in high-speed rotating machinery. This assembly ensures reliable and stable signal output under extreme mechanical stress and high-temperature conditions, making it ideal for turbines, compressors, and similar industrial equipment.
Technical Specifications
Probe Unit – PR6423/003-040
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Sensor Type: Eddy Current Proximity/Displacement Probe
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Probe Diameter: 8 mm
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Linear Measurement Range: 2 mm (80 mils nominal)
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Installation Air Gap: ~0.5 mm
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Sensitivity: 8 V/mm ±5% (reference temperature 0–45°C)
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Linearity Accuracy: ±0.025 mm across calibrated range
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Minimum Shaft Diameter: ≥25 mm
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Target Material: Ferromagnetic steel (AISI 4140 / 42CrMo4 or equivalent)
Environmental Performance
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Operating Temperature Range: -35°C to +180°C
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Protection Class: IP66 (dust tight and high-pressure water resistant)
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Designed for continuous operation in harsh turbine and compressor environments
Signal Converter – CON021
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Frequency Response: 0–20 kHz (-3 dB)
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Signal Rise Time: <15 μs
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Supply Voltage: 23–32 V DC (dual scaling options supported)
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Output Voltage Range: -4 V to 20 V or -2 V to 18 V
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Housing Material: Die-cast aluminum alloy (GD-AISi9Cu3)
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Protection Rating: IP65
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Weight: 0.6 kg
Applications
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Continuous vibration monitoring of high-speed shafts
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Displacement measurement for turbine and compressor machinery
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Real-time condition-based maintenance systems
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Harsh industrial environments with high temperature and dust/water exposure
FAQ
Q: What shaft diameters are supported by the PR6423/003-040 probe?
A: Shafts with a diameter of 25 mm or larger are compatible.
Q: Can the sensor operate in extreme temperatures?
A: Yes, the probe supports operation from -35°C up to +180°C, suitable for turbine environments.
Q: What materials are compatible with the eddy current measurement?
A: The system is designed for ferromagnetic steel such as AISI 4140 or 42CrMo4.
Q: Are there alternative models for comparison?
A: The PR6422 series offers similar performance with smaller probe diameters and lower temperature ranges.
