Introduction

The Epro PR6423/014-121 8 mm Eddy Current Sensor provides high-precision, non-contact displacement measurements for industrial monitoring. Its 8 mm probe head allows installation in confined areas while maintaining robust accuracy. Ideal for continuous operation in turbines, motors, compressors, and laboratory setups, this sensor ensures reliable data acquisition for vibration, shaft displacement, and rotational imbalance analysis.

Technical Specifications

Parameter	Specification
Sensor Type	Eddy Current Displacement Sensor
Model	PR6423/014-121
Probe Head Diameter	8 mm
Measurement Principle	Electromagnetic induction (eddy current)
Measurement Target	Conductive metallic surfaces
Linear Measurement Range	~2 mm
Linearity	±1% full scale
Frequency Response	Up to 20 kHz
Operating Temperature	-40°C to +125°C (-40°F to +257°F)
Weight	0.1 kg (0.22 lb)
Dimensions	8 mm probe head diameter; compact industrial design

Applications

The Epro PR6423/014-121 8 mm Eddy Current Sensor is engineered for precise, non-contact monitoring of industrial machinery:

Turbine, motor, and generator shaft vibration monitoring
High-speed rotor displacement and eccentricity detection
Gearbox and pump condition analysis
Predictive maintenance in heavy industry
Laboratory testing of mechanical displacement
Industrial automation requiring real-time feedback

This sensor excels in continuous, high-accuracy measurement applications where reliability is critical.

Advantages

Non-contact eddy current measurement eliminates mechanical wear
Compact 8 mm probe head for installation in tight spaces
Stable and repeatable output for accurate monitoring
High dynamic response suitable for fast-moving machinery
Rugged construction withstands industrial vibration and EMI
Easy integration with existing monitoring and automation systems

Technical FAQs

What is the measurement principle?
Uses eddy current induction to measure the distance to conductive metallic surfaces.
Which materials can it measure?
Conductive metals such as steel, aluminum, and copper alloys.
Can it operate continuously?
Yes, designed for 24/7 industrial use.
What is the typical measurement range?
Approximately 2 mm linear displacement depending on the system.
Does it need frequent recalibration?
No, it is factory-calibrated; periodic verification is sufficient.
Is it suitable for high-vibration machinery?
Yes, designed for rotating machinery with significant vibration.
What type of output signal is provided?
Analog voltage compatible with standard signal conditioning systems.
Is EMI protection included?
The sensor includes shielding, but extreme EMI environments may require extra measures.
Can multiple sensors be installed nearby?
Yes, maintain proper spacing to prevent interference.
Which industries commonly use this sensor?
Power generation, oil & gas, petrochemical, aerospace, and heavy machinery applications.