Brand:Epro PLC Item No.:PR6424/019-121 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 PR6424/019-121 is a 16mm eddy current proximity sensor used for precise non-contact measurement of shaft displacement in rotating machinery protection systems.
It plays a key role in condition monitoring architectures by providing continuous real-time vibration data, enabling early fault detection and improving operational reliability and safety in critical industrial environments.
Technical Specifications
Parameter
Specification
Product Type
Eddy Current Proximity Sensor
Series
Epro PR6424
Model
PR6424/019-121
Sensor Head Diameter
16 mm
Measurement Principle
Eddy current (non-contact)
Sensitivity
4 V/mm
Linearity
±1.5%
Static Measurement Range
±2.0 mm
Dynamic Range
0 to 1000 µm
Nominal Air Gap
~2.7 mm
Operating Temperature
-35 to 180°C
Target Material
Ferromagnetic steel
Minimum Shaft Diameter
≥80 mm
Weight
0.2 kg (0.44 lb)
Applications
The Epro PR6424/019-121 is widely used in turbomachinery condition monitoring and protection systems where precise displacement measurement is essential for operational safety and predictive maintenance.
It is commonly applied in steam turbines, gas turbines, hydro turbines, compressors, pumps, and industrial fans. In turbine systems, it provides continuous monitoring of radial shaft vibration and axial displacement. In compressor and pump applications, it supports early detection of mechanical issues such as misalignment, rotor instability, imbalance, and bearing wear.
It is also widely used in high-integrity machinery protection systems designed according to industrial standards such as API 670, where continuous real-time vibration data is required to prevent equipment failure and ensure stable operation of critical assets.
Advantages
This sensor is designed for high accuracy, long-term stability, and robust performance in harsh industrial environments.
It provides non-contact eddy current measurement with high linearity, enabling precise displacement and vibration tracking even under high-speed rotating conditions. The 16mm probe head ensures stable electromagnetic field distribution, supporting consistent measurement quality across large rotating shafts.
It offers strong resistance to temperature variation, vibration, and electromagnetic interference, making it suitable for continuous operation in power plants and heavy industrial facilities. Low drift characteristics ensure stable calibration over long operating periods, reducing maintenance requirements.
Technical FAQs
Q1: What measurement principle does this sensor use?
It uses eddy current technology for non-contact displacement measurement.
Q2: What is the main function of this sensor?
It measures shaft vibration, axial position, and eccentricity in rotating machinery.
Q3: Is it suitable for turbine applications?
Yes, it is widely used in steam, gas, and hydro turbine monitoring systems.
Q4: Does it require physical contact with the shaft?
No, it operates without contact.
Q5: What type of signal output does it provide?
It requires a compatible signal converter to generate a proportional voltage output.
Q6: Can it measure both static and dynamic displacement?
Yes, it supports both static position and dynamic vibration measurement.
Q7: Is it suitable for high-speed machinery?
Yes, it is designed for turbomachinery and high-RPM applications.
Q8: How does it perform in harsh environments?
It is resistant to temperature variation, vibration, and electromagnetic interference.
Q9: Does it require frequent calibration?
No, it is designed for long-term stability with minimal drift.
Q10: What industries commonly use this sensor?
Power generation, oil and gas, petrochemical, and heavy industrial sectors.
