Description
Product Description
Overview
The PR6423/004-000 from Emerson EPRO is a high-precision eddy current proximity probe designed for continuous monitoring of rotating machinery. Engineered for non-contact vibration and axial/radial displacement measurements, this sensor delivers reliable rotor position data under harsh mechanical and thermal conditions.
Key Applications
Ideal for turbine trains, compressors, pumps, and gearboxes where precise shaft monitoring is critical. Optimized for long-term stability in industrial environments, the probe ensures accurate measurements for predictive maintenance and machinery diagnostics.
Technical Specifications
Model: PR6423/004-000
Manufacturer: Emerson EPRO
Sensor Type: Eddy Current Displacement/Proximity Probe
Country of Origin: Germany
Measurement Parameters
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Nominal Measurement Range: 2 mm linear displacement
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Initial Air Gap: ~0.5 mm (recommended installation)
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Sensitivity (Scale Factor): 8 V/mm ±5% (0–45°C reference)
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Linearity Deviation: ±0.025 mm within calibrated range
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Minimum Shaft Diameter: ≥25 mm
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Target Material: Ferromagnetic steel (e.g., AISI 4140 or equivalent)
Mechanical Features
Environmental and Operational Performance
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Operating Temperature: -35°C to +180°C
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Protection Rating: IP66 (dust-tight, high-pressure water jet resistant)
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High thermal stability for turbine casing and bearing housing installations
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Long-term performance in high-vibration and high-temperature environments
Compliance
Comparison with Similar Models
Compared to other EPRO eddy current probes, the PR6423/004-000 offers higher linearity accuracy and extended thermal range, making it suitable for heavy-duty turbine and compressor installations.
FAQ
Q: Can this probe operate in continuous high-temperature environments?
A: Yes, it is rated for -35°C to +180°C, suitable for turbine and pump monitoring.
Q: Is the sensor compatible with non-ferromagnetic materials?
A: No, it is optimized for ferromagnetic targets such as AISI 4140 steel.
