Brand:Epro PLC Item No.:PR6424/115-121 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 PR6424/115-121 is a 16mm eddy current proximity sensor used for high-precision shaft monitoring in critical rotating machinery. As part of the PR6424 series, it is widely applied in power generation, oil & gas, petrochemical, and heavy industry environments where continuous condition monitoring and protection are essential.
By using a non-contact electromagnetic induction principle, the sensor provides stable real-time displacement signals without mechanical wear, making it ideal for long-term deployment in turbines, compressors, and other mission-critical rotating systems.
Technical Specifications
Parameter
Specification
Product Model
PR6424/115-121
Sensor Type
Eddy current non-contact probe
Sensor Head 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 & Vibration 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 PR6424/115-121 16mm Eddy Current Sensor is designed for high-precision, non-contact measurement of shaft displacement, vibration, and position in critical rotating machinery. It is widely used in industrial condition monitoring systems where long-term stability, accuracy, and reliability are essential.
Typical applications include:
Steam, gas, and hydro turbines
Centrifugal and axial compressors
Industrial pump systems and feedwater pumps
Large industrial fans and blowers
Turbomachinery radial and axial vibration monitoring
Shaft eccentricity and position measurement systems
Speed and keyphasor monitoring systems
It is commonly integrated into API 670-compliant machinery protection architectures for continuous health monitoring.
Advantages
Non-contact eddy current technology eliminates mechanical wear and extends service life
High measurement stability for continuous 24/7 industrial monitoring
Excellent resistance to vibration, temperature variation, and harsh environments
High linearity ensures reliable diagnostic-level accuracy
Compatible with EPRO CON series signal converters
Suitable for both static displacement and dynamic vibration measurement
Optimized for large shaft turbomachinery applications (≥80 mm diameter)
Proven reliability in power generation and heavy industrial environments
Technical FAQs
Q1: What does the PR6424/115-121 measure?
It measures shaft displacement, vibration, eccentricity, and axial/radial position.
Q2: What technology does it use?
It uses eddy current non-contact electromagnetic induction sensing.
Q3: Does it require physical contact with the shaft?
No, it operates without contact, preventing mechanical wear.
Q4: What systems is it compatible with?
It is typically used with EPRO CON series signal converters such as CON021, CON031, or CON041.
Q5: What is the minimum shaft diameter requirement?
Generally ≥80 mm for stable measurement performance.
Q6: Can it operate in high-temperature environments?
Yes, it is designed for turbine-grade high-temperature operation.
Q7: Is it suitable for continuous monitoring?
Yes, it supports 24/7 condition monitoring systems.
Q8: Does it measure both static and dynamic signals?
Yes, it measures both steady position and dynamic vibration.
Q9: Is it resistant to industrial vibration?
Yes, it is engineered for harsh mechanical environments.
Q10: Does it require frequent calibration?
No, it offers long-term stability with minimal signal drift.
