Introduction

The EPRO PR6423/012-030-CN 8 mm Eddy Current Sensor Head delivers precise, non-contact measurement of shaft vibration and displacement in rotating machinery. Its compact design and durable construction make it suitable for turbines, compressors, pumps, and industrial drives. When integrated with a compatible signal converter, it provides accurate, real-time data for predictive maintenance, condition monitoring, and machinery protection.

Technical Specifications

Technical Parameter	Specification
Product Model	PR6423/012-030-CN
Brand	EPRO
Sensor Type	Eddy Current Displacement Sensor Head
Sensor Diameter	8 mm
Measurement Principle	Non-contact eddy current induction
Measured Parameters	Vibration, displacement, shaft position, eccentricity
Linear Measurement Range	Up to 2 mm (system dependent)
Target Material	Conductive metals (steel shafts)
Output Signal	Requires external signal converter (CON series)
Operating Temperature	-35°C to +180°C
Housing Material	Stainless steel sensor body
Cable Type	Shielded industrial cable
Weight	0.1 kg (0.22 lb)
Mounting	Threaded probe or custom fixture
Protection Rating	Industrial-grade housing

Applications

The EPRO PR6423/012-030-CN 8 mm Eddy Current Sensor Head is a precision, non-contact sensor designed for high-accuracy monitoring of rotating machinery. It is commonly used in industrial applications where reliable shaft vibration, displacement, and position measurement is essential.

Typical applications include:

Steam, gas, and hydro turbines
Industrial compressors and pumps
Motor shafts and gearbox monitoring
Power generation equipment
Condition monitoring and predictive maintenance
Shaft eccentricity and vibration measurement
OEM rotating machinery diagnostics
Turbomachinery monitoring systems

Advantages

Non-contact sensing: Eliminates mechanical wear and increases sensor lifespan
High precision and stability: Provides accurate measurements in demanding industrial environments
Compact 8 mm probe: Fits standard industrial machinery shafts
Durable stainless steel construction: Withstands vibration, temperature, and industrial stress
Dynamic and static measurement: Suitable for high-frequency vibration detection and displacement analysis
Compatible with signal converters: Works with EPRO / Emerson CON series signal conditioners
Reliable integration: Ensures consistent performance in condition monitoring systems

Technical FAQs

What measurement principle does it use?
Non-contact eddy current induction for shaft displacement measurement.
Which machinery is it suitable for?
Turbines, compressors, pumps, motor shafts, and industrial drives.
Does it require contact with the target shaft?
No, it operates without physical contact.
What target materials can it measure?
Conductive metals, primarily ferromagnetic steel shafts.
Is it suitable for high-temperature environments?
Yes, reliable up to 180°C (system dependent).
Can it measure dynamic vibration?
Yes, ideal for detecting high-frequency shaft vibrations.
Does it require a signal converter?
Yes, it works with compatible CON series signal conditioning modules.
Is it suitable for 24/7 monitoring?
Yes, designed for continuous industrial operation.
How is it mounted?
Typically threaded mounting or custom fixture depending on machinery.
Is calibration needed?
Yes, system-level calibration is required for precise measurements.