EPRO PR6423/003-110 CON021 Eddy Current Sensor

Linear Measurement Range

2 mm (80 mils)

Initial Air Gap

0.5 mm (20 mils)

Incremental Scale Factor (ISF)

8 V/mm (203.2 mV/mil) ±5% @ 0 to 45°C (+32 to +113°F)

Deviation from Best Fit Straight Line (DSL)

±0.025 mm (±1 mil) @ 0 to 45°C (+32 to +113°F)

Minimum Shaft Diameter

25 mm (0.79 in)

Target Material

Ferromagnetic Steel 42CrMo4 (AISI/SAE 4140) Standard; Other Materials Available on Request

Protection Class

IP66, IEC 60529

Operating Temperature Range (Sensor incl. 1 m Cable)

-35 to +180°C (-31 to +356°F)

Operating Temperature Range (Cable & Connector)

-35 to +150°C (-31 to +302°F)

Sensor Tip Material

PEEK (Polyether Ether Ketone)

Case Material

Stainless Steel

Cable Material

PTFE (Polytetrafluoroethylene)

Connector Material

Brass, Nickel-Plated

Weight (Sensor with 1 m Cable)

Approx. 100 g (3.53 oz)

PR6423/xxx-xxx (Standard)

A.Case thread, M10x1 or 3/8-24UNF

B.SW 11 mm for M10 threads, SW 7/9-16 in for 3/8-24UNF threads

C.Standard cable diameter 2.8 mm (0.110 in), minimum bending radius 25 mm (0.984 in)

D.Armored cable diameter 6 mm (0.236 in), minimum bending radius 35 mm (1.378 in)

E.Optional Adapter Plug after 1m cable from Sensor

F.Cable Length (Tolerances 0... +10%)

G. Lemo connector (male), 11.0 mm (0.433 in) diameter or open cable end

Q1: What key performance characteristics make the EPRO PR6423/003-110 CON021 an optimal solution for precision shaft monitoring applications?

The EPRO PR6423/003-110 CON021 delivers highly accurate non-contact displacement measurements with excellent linearity and long-term stability, making it ideal for monitoring shaft position, vibration, and eccentricity in critical rotating machinery.

Q2: How does the EPRO PR6423/003-110 CON021 contribute to the operational integrity of turbomachinery assets?

By continuously capturing dynamic shaft movement data, the EPRO PR6423/003-110 CON021 enables early identification of mechanical anomalies such as rotor imbalance, misalignment, excessive runout, and bearing wear, helping to safeguard equipment reliability.

Q3: Why is the EPRO PR6423/003-110 CON021 frequently specified for demanding industrial environments with elevated temperatures and vibration levels?

The EPRO PR6423/003-110 CON021 incorporates a robust stainless-steel probe assembly and industrial-grade cable system engineered to withstand harsh process conditions while maintaining measurement accuracy and signal integrity.

Q4: Which machinery protection and condition monitoring parameters can be effectively assessed using the EPRO PR6423/003-110 CON021?

The EPRO PR6423/003-110 CON021 is designed to monitor critical parameters including radial shaft displacement, axial position, shaft eccentricity, dynamic vibration, and rotor motion, providing essential inputs for advanced machinery protection systems.

Q5: What differentiates the EPRO PR6423/003-110 CON021 from conventional contact-based sensing technologies in rotating equipment applications?

Unlike contact sensors that are subject to mechanical wear, the EPRO PR6423/003-110 CON021 utilizes eddy current measurement principles to perform non-contact monitoring, ensuring superior durability, reduced maintenance requirements, and consistent measurement repeatability over extended operating periods.

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