The Epro PR6424/010-140 + CON021 is a high-precision, non-contact eddy current displacement sensor, specifically designed for continuous vibration and axial position monitoring of rotating machinery. Developed by EPRO (a renowned brand in condition monitoring and machine protection), this sensor is part of the PR6424 series, known for its reliability in harsh industrial environments.

This model comes with a 16mm diameter probe and a CON021 converter, making it suitable for turbine machines, compressors, gearboxes, and pumps. The sensor functions on the principle of eddy current, providing accurate real-time data on shaft displacement, vibration amplitude, and position.

It is compatible with EPRO’s MMS 6000, 3000 series, and other machine monitoring systems, making it a favored choice for retrofitting or upgrading older systems with modern, high-resolution sensing capabilities.

Technical Specifications

Product Applications

The PR6424/010-140 + CON021 sensor is used extensively in critical rotating equipment across various industries. Common applications include:

• Steam and gas turbines

• Large industrial compressors

• High-speed gearboxes

• Centrifugal pumps

• Electric motors and generators

• Marine propulsion systems

• Paper machines

• Oil & gas refining equipment

Its ability to provide precise vibration and displacement feedback makes it a core part of condition monitoring and predictive maintenance programs in high-value mechanical systems.

Product Advantages

• Non-contact Measurement: Ensures no wear on mechanical parts and accurate readings even at high speeds.

• High Temperature Resistance: Withstands temperatures up to 180°C, suitable for harsh industrial environments.

• Robust Construction: IP68-rated stainless steel housing resists oil, moisture, and corrosive substances.

• Wide Compatibility: Seamlessly integrates with Epro MMS systems and various vibration monitoring platforms.

• Customizable Cable Length: Offers installation flexibility based on application layout.

• Reliable Signal Output: Provides linear and repeatable voltage output proportional to shaft displacement.

• Global Certifications: Available with ATEX and IECEx certifications for hazardous area installations.

• Easy Installation: Threaded design allows simple and secure mounting on machinery.

• Extended Sensor Life: Durable build designed for long operational lifespan in demanding applications.

• Modular Design: Allows easy replacement of the probe or converter without full system disassembly.

FAQ

1. What is the sensing range of PR6424/010-140?

   The standard sensing range is 0 to 4 mm for axial and radial displacement measurements.

2. Is this sensor compatible with non-Epro monitoring systems?

   Yes, it can work with other systems as long as signal processing is matched, though optimal performance is with Epro MMS systems.

3. Can I get a longer cable than 5 meters?

   Yes, custom cable lengths are available upon request, with proper calibration.

4. What is the difference between CON021 and CON041?

   Both are converters, but CON041 offers extended diagnostics and more flexible configuration options.

5. Is the sensor suitable for hazardous zones?

   Yes, variants with ATEX and IECEx certifications are available for Zone 1 and Zone 2 applications.

6. What is the output signal of this sensor?

   It produces a voltage signal proportional to the distance of the metallic target.

7. How do I mount the sensor on rotating equipment?

   The sensor features a threaded body (M14x1.5), allowing direct mounting into pre-machined holes.

8. Does the sensor require frequent calibration?

   It is factory-calibrated and stable over time; recalibration is only recommended during system overhauls.

9. What materials can the sensor detect?

   It is optimized for ferromagnetic materials such as steel shafts or rotors.

10. Can I use this sensor in underwater or submerged applications?

    Yes, its IP68 rating allows use in submerged environments, assuming cable entry is properly sealed.