
EPRO PR6425/010-100 Eddy Current Sensor
Product Description EPRO PR6425/010-100 is a 16mm Eddy Current Sensor designed for high-precision measurement in critical rotating machinery applications. It ensures accurate monitoring of shaft dynamics, including radial and axial displacement, position, eccentricity, and speed. This sensor is widely used in turbomachinery, such as steam, gas, and hydro turbines, compressors, gearboxes, pumps, and fans. Technical Specifications Model Number: PR6425/010-100 Measurement Range: 0-100 µm Sensitivity: 4 V/mm (101.6 mV/mil) ±2.0% max Air Gap (Center): Approx. 2.6 mm (0.10”) Nominal Long-Term Drift: < 0.3% Static Range: ±2.0 mm (0.079”) Dynamic Range: 0 to 1,000 μm (0 to 0.039”) Target Material: Ferromagnetic Steel (42CrMo4 / AISI 4140) Maximum Surface Speed: 2,500 m/s (98,425 ips) Shaft Diameter: ≥80 mm Linearity Error: ≤ ±2.0% Operating Temperature Range: 0 to 380°C (32 to 716°F) Temperature Excursions (<4 Hours): 400°C (752°F) Maximum Cable Temperature: First Meter: -40 to 380°C (-40 to 716°F) Remaining Length: -40 to 175°C (-40 to 347°F)