Brand:Epro PLC Item No.:PR6424/113-121 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 PR6424/113-121 is a 16mm eddy current proximity sensor used for precise shaft displacement monitoring in critical rotating machinery. It belongs to the PR6424 series and is widely used in power generation, oil & gas, and heavy industry for continuous condition monitoring and protection.
By using non-contact electromagnetic induction, the sensor provides accurate real-time displacement signals without mechanical wear, making it ideal for long-term operation in turbines, compressors, and other mission-critical equipment.
Technical Specifications
Parameter
Specification
Product Model
PR6424/113-121
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 PR6424/113-121 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-related monitoring setups
It is commonly deployed in API 670-compliant protection systems for continuous machinery health monitoring.
Advantages
Non-contact eddy current sensing eliminates mechanical wear
High accuracy with stable long-term signal performance
Excellent resistance to vibration, temperature variation, and harsh environments
Suitable for high-speed turbomachinery applications
High linearity ensures reliable diagnostic measurements
Compatible with EPRO CON series signal converters
Supports both static and dynamic displacement measurement
Optimized for large shaft industrial applications (≥80 mm)
Technical FAQs
Q1: What does the PR6424/113-121 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: Does it require contact with the shaft?
No, it operates without physical contact, eliminating 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 conditions.
Q7: Is it suitable for continuous monitoring?
Yes, it supports 24/7 condition monitoring applications.
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 industrial environments.
Q10: Does it require frequent calibration?
No, it has long-term stability with minimal drift.
