Introduction

The Epro PR6423/015-111 8 mm Eddy Current Sensor provides reliable, high-precision, non-contact displacement measurement for industrial and laboratory applications. Its compact 8 mm probe head allows installation in constrained spaces while delivering stable and repeatable readings of vibration, shaft displacement, and rotor imbalance. Optimized for continuous operation, it ensures accurate monitoring in turbines, motors, compressors, and heavy machinery.

Technical Specifications

Parameter	Specification
Sensor Type	Eddy Current Displacement Sensor
Model	PR6423/015-111
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 PR6423/015-111 8 mm Eddy Current Sensor is designed for high-precision, non-contact monitoring in demanding industrial environments:

Turbine and high-speed motor shaft vibration tracking
Rotor displacement and eccentricity measurement
Gearbox, pump, and compressor condition monitoring
Predictive maintenance systems in heavy industry
Laboratory testing of mechanical components and displacement
Industrial automation systems requiring real-time accurate feedback

Ideal for continuous operation where measurement stability and reliability are essential.

Advantages

Non-contact eddy current sensing eliminates mechanical wear and ensures longevity
Compact 8 mm probe head fits into tight installation spaces
Stable and repeatable output for precise monitoring
Fast dynamic response suitable for high-speed rotating machinery
Industrial-grade rugged construction for vibration and EMI resistance
Seamless integration with standard monitoring and automation systems

Technical FAQs

What principle does the sensor use?
Eddy current induction for non-contact displacement measurement of conductive surfaces.
Which materials can it measure?
Conductive metals like steel, aluminum, and copper alloys.
Is continuous operation supported?
Yes, designed for 24/7 industrial monitoring.
What is the typical measurement range?
Approximately 2 mm linear displacement depending on application.
Does it need frequent recalibration?
No, factory-calibrated; periodic verification is sufficient.
Can it operate in high-vibration environments?
Yes, specifically designed for rotating machinery.
What output signal type does it provide?
Standard analog voltage output compatible with signal conditioning systems.
Is EMI protection included?
Yes, the sensor includes shielding; extreme EMI may require additional measures.
Can multiple sensors be installed close together?
Yes, proper spacing should be maintained to avoid interference.
Which industries commonly use this sensor?
Power generation, oil & gas, petrochemical, aerospace, and industrial automation.