Epro PR6424/012-121 16 mm Eddy Current Sensor

Applications

The PR6424/012-121 is widely used in turbomachinery environments where continuous and accurate shaft monitoring is essential:

• Steam and gas turbines in power generation plants
• Centrifugal and axial compressors in oil & gas facilities
• Industrial pumps and high-speed rotating machinery
• Hydro turbine generator systems
• Large rotating equipment in petrochemical and refinery plants

It is typically integrated into API 670-compliant machinery protection systems for real-time condition monitoring and predictive maintenance.

Advantages

• High-precision eddy-current non-contact measurement
• Stable performance under high vibration and temperature conditions
• Strong immunity to electromagnetic interference (EMI)
• Reliable long-term signal stability for predictive maintenance
• Accurate detection of shaft displacement, vibration, and eccentricity
• Suitable for continuous 24/7 industrial operation
• Proven performance in harsh turbomachinery environments

Technical FAQs

1. What measurement principle does this sensor use?
It uses eddy-current technology to measure shaft displacement without physical contact.

2. What is the main application of this model?
It is used for vibration, position, and eccentricity monitoring in rotating machinery.

3. Does it require a signal converter?
Yes, it must be paired with a compatible CON-series converter module.

4. Can it be used in turbines and compressors?
Yes, it is designed for steam turbines, gas turbines, and compressors.

5. Does it measure vibration directly?
It measures shaft displacement, which is used to derive vibration and dynamic behavior.

6. Is it suitable for harsh environments?
Yes, it is engineered for high temperature, vibration, and industrial contamination conditions.

7. What materials is it optimized for?
It is optimized for conductive ferromagnetic steel shafts.

8. Can it operate continuously?
Yes, it is designed for 24/7 condition monitoring applications.

9. Does it support axial and radial measurements?
Yes, depending on system configuration, both measurement modes are supported.

10. What is its role in predictive maintenance?
It helps detect early mechanical faults such as imbalance, misalignment, and bearing wear.