EPRO PR6423/070-110 Eddy Current Sensor

Overview

The EPRO PR6423/070-110 is a highly reliable eddy current sensor engineered for critical turbomachinery applications. This sensor measures displacement, vibration, and dynamic motion with exceptional precision. It is perfect for monitoring steam turbines, gas turbines, compressors, and pumps where accurate and real-time data is vital for optimal performance.

Designed with a non-contact measurement principle, the EPRO PR6423/070-110 offers ruggedness and compactness. It thrives in challenging environments, delivering consistent performance in dynamic industrial settings. The sensor provides highly accurate measurements of parameters such as eccentricity, shaft displacement, and vibrations.

Key Features

Non-Contact Measurement: The EPRO PR6423/070-110 uses the eddy current principle, ensuring precise readings without physical contact.
Factory Calibration: The sensor comes pre-calibrated, eliminating the need for on-site adjustments except for gap settings.
Compact and Durable Design: With a robust stainless steel housing and PEEK tip, it endures extreme temperatures and aggressive industrial environments.
Wide Measurement Range: It accurately measures radial and axial shaft displacements, vibration, and other critical parameters.
Seamless Integration: Ideal for use in turbomachines, this sensor easily integrates into existing systems, providing real-time data for predictive maintenance.

Technical Specifications

Specification	Details
Model	EPRO PR6423/070-110
Measurement Principle	Eddy Current (Non-Contact)
Measurement Range	Displacement, Eccentricity, Vibration
Linear Measurement Range	2 mm (80 mils)
Initial Air Gap	0.5 mm (20 mils)
Incremental Scale Factor (ISF)	ISO: 8 V/mm (203.2 mV/mil) ± 5% @ 0°C to 45°C (32°F to 113°F)
Deviation from Best Fit Line (DSL)	± 0.025 mm (± 1 mil)
Minimum Shaft Diameter	25 mm (0.79”)
Target Material	Ferromagnetic Steel (42CrMo4, AISI/SAE 4140)
Protection Class	IP66, IEC 60529
Operating Temperature Range	Sensor: -35°C to 180°C (-31°F to 356°F) Cable & Connector: -35°C to 150°C (-31°F to 302°F)
Material	Sensor Tip: PEEK, Case: Stainless Steel, Cable: PTFE
Weight (Sensor + 1m Cable)	Approx. 100 grams (3.53 oz)

Detailed Description

The EPRO PR6423/070-110 offers a powerful solution for measuring mechanical parameters in turbomachinery. It monitors dynamic movements such as shaft displacement, vibration, and eccentricity with high accuracy. The non-contact nature of the sensor allows it to be used in high-speed, high-temperature environments, ensuring reliable data collection without wear or tear.

The sensor features a factory-calibrated system, so setup is straightforward. You only need to adjust the gap between the sensor and the object to achieve accurate output readings. This minimizes installation time and simplifies maintenance.

Applications

Turbomachinery Monitoring: Ideal for steam turbines, gas turbines, and compressors, where accurate monitoring of shaft displacement, eccentricity, and vibration is critical.
Dynamic Motion Measurement: Tracks dynamic displacement, shaft bending, and deformation in rotating machinery.
Condition Monitoring: Helps detect bearing wear, oil film thickness, and housing expansion, contributing to improved operational efficiency and reduced downtime.