Epro PR9268/201-000 Electrodynamic Velocity Sensor

The Epro PR9268/201-000 is a robust and high-performance electrodynamic velocity sensor designed for industrial vibration monitoring applications. Manufactured by Epro, a renowned name in condition monitoring and machinery protection, this sensor is engineered to detect mechanical vibrations in rotating machinery with outstanding accuracy and stability. The PR9268/201-000 is especially suitable for critical equipment such as turbines, compressors, pumps, and fans, where monitoring vibration levels is essential to ensure reliability and prevent unexpected failures.

As an electrodynamic velocity transducer, the PR9268/201-000 outputs a voltage proportional to the velocity of the vibrating surface to which it is attached. It requires no external power source, which makes it highly reliable in harsh industrial environments. This passive operation mode, combined with rugged construction, gives it an edge in long-term condition monitoring and predictive maintenance systems.

Technical Specifications

Applications

The Epro PR9268/201-000 is widely used across various industries to monitor vibration levels and maintain machinery health. Typical application scenarios include:

• Power Plants – Monitoring turbines and generators for imbalance and misalignment.

• Petrochemical Facilities – Detecting early-stage faults in large compressors and pumps.

• Water Treatment Plants – Ensuring consistent performance in pumps and blowers.

• Steel & Paper Mills – Continuous monitoring of roller bearings and gearboxes.

• Oil & Gas Platforms – Reliable vibration detection in harsh offshore conditions.

• Manufacturing Lines – Preventive maintenance for motors and conveyor systems.

Its wide frequency response and rugged construction make it suitable for both slow-speed and high-speed rotating equipment.

Product Advantages

1. Passive Operation – No external power required, increasing reliability and simplifying system design.

2. High Sensitivity and Accuracy – Precise vibration velocity detection with minimal signal drift over time.

3. Rugged Design – Built with stainless steel housing to withstand harsh industrial environments.

4. Wide Frequency Response – Effective for a broad range of machinery speeds and vibration modes.

5. Flexible Mounting Options – Can be mounted via threads or magnetic base, enabling easy installation.

6. Long-Term Stability – Designed for consistent operation under extreme conditions without recalibration.

7. Standardized Output – Compatible with many monitoring and diagnostic systems via industry-standard output.

8. Proven Field Performance – Trusted by engineers and maintenance professionals worldwide for reliability.

FAQ

1. What is the main function of the PR9268/201-000 sensor?

   It measures the velocity of mechanical vibrations on rotating equipment to monitor their condition and detect faults.

2. Does the sensor need external power?

   No, it is a passive device and self-generates its output voltage.

3. Is this sensor suitable for high-temperature environments?

   Yes, it operates reliably up to 120°C.

4. What equipment can this sensor be used on?

   Turbines, pumps, compressors, fans, and other rotating machinery.

5. Can the cable length be customized?

   Yes, cable lengths are available upon request, typically from 1 to 10 meters.

6. Is the sensor waterproof?

   It has an IP65 rating, making it dust-tight and protected against water jets.

7. What is the sensitivity of the sensor?

   It provides a sensitivity of 28.5 mV/mm/s.

8. What standards does it comply with?

   It complies with ISO 10816 and DIN ISO 7919 for vibration monitoring.

9. How is it mounted?

   It can be mounted using an M8 threaded hole or magnetic base for temporary applications.

10. What signal conditioning or monitoring systems is it compatible with?

    It is compatible with various vibration monitoring systems, including Epro’s own CON series and third-party systems.