Brand:Epro PLC Item No.:PR6424/111-121 Product Origin:Germany Product Dimensions:Sensor Head Diameter: 16 mm Product Weight:0.2 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Epro PR6424/111-121 is a 16mm eddy current proximity probe used for precise monitoring of rotating machinery behavior. It is part of the EPRO PR6424 series, widely recognized for high reliability in turbine and compressor protection systems.
By using non-contact electromagnetic measurement, the sensor provides highly accurate displacement data without physical wear, making it ideal for continuous operation in demanding industrial environments. It is commonly integrated into advanced machinery protection systems for real-time condition monitoring and predictive maintenance.
Technical Specifications
Parameter
Specification
Product Model
PR6424/111-121
Sensor Type
Eddy current non-contact probe
Sensor Diameter
16 mm
Measurement Type
Shaft displacement, vibration, position
Operating Principle
Electromagnetic induction
Shaft Compatibility
≥80 mm diameter
Output Type
Requires external CON signal converter
Operating Temperature
-35°C to +180°C
Shock Resistance
Up to 5g @ 60 Hz
Linearity
±1.5%
Long-term Drift
<0.3%
Target Material
Ferromagnetic steel
Weight
0.2 kg / 0.44 lb
Applications
The Epro PR6424/111-121 16mm Eddy Current Sensor is designed for high-precision, non-contact measurement of shaft displacement and vibration in critical rotating machinery. It is widely used in condition monitoring systems where accuracy, stability, and long-term reliability are essential.
Typical applications include:
Steam, gas, and hydro turbines
Centrifugal and axial compressors
Industrial pumps and feed systems
Large industrial fans and blowers
Turbomachinery shaft vibration monitoring
Radial and axial displacement measurement
Eccentricity and position monitoring systems
It is commonly deployed in API 670-compliant protection systems for continuous machinery health monitoring.
Advantages
Non-contact eddy current measurement ensures zero mechanical wear
High stability signal output for long-term monitoring applications
Suitable for high-speed rotating machinery environments
Excellent linearity and repeatability performance
Strong resistance to vibration, temperature variation, and harsh industrial conditions
Compatible with standard EPRO signal conditioning systems (e.g., CON series modules)
Designed for large shaft diameter applications (≥80 mm)
Supports both static position and dynamic vibration measurement
Technical FAQs
Q1: What does the PR6424/111-121 measure?
It measures shaft displacement, vibration, eccentricity, and axial/radial position.
Q2: What technology does it use?
It uses eddy current non-contact sensing technology.
Q3: What systems is it typically used with?
It is paired with EPRO signal converters such as CON011, CON021, CON031, or CON041.
Q4: What shaft size is it suitable for?
It is typically used for shafts ≥80 mm in diameter.
Q5: Can it operate in high-temperature environments?
Yes, it is designed for turbine-grade high-temperature operation.
Q6: Does it require physical contact with the shaft?
No, it operates completely without contact.
Q7: Is it suitable for continuous monitoring?
Yes, it is designed for 24/7 industrial condition monitoring.
Q8: Does it measure both static and dynamic signals?
Yes, it measures both steady position and vibration movement.
Q9: What industries commonly use it?
Power generation, oil & gas, petrochemical, and heavy industry.
Q10: Is calibration frequently required?
No, it has long-term stability with minimal drift.
