Epro PR9268/301-100 Electric Speed Sensor

Applications

• Turbomachinery Vibration Monitoring
Used for measuring casing vibration and velocity signals in turbines, compressors, and generators for condition monitoring systems.

• Power Generation Equipment Protection
Widely applied in steam, gas, and hydro turbines to ensure safe operation of rotating machinery.

• Oil & Gas Rotating Machinery
Used in compressors, pumps, and high-speed drives for vibration-based fault detection.

• Industrial Condition Monitoring Systems
Provides continuous vibration velocity data for predictive maintenance programs.

• Heavy Industrial Equipment Diagnostics
Helps detect imbalance, misalignment, and bearing-related faults in large machines.

• Process Industry Applications
Used in refinery and petrochemical plants for critical asset monitoring.

• Test Bench & Engineering Validation
Applied in laboratory and OEM testing environments for vibration performance analysis.

• API 670 Machine Protection Systems
Commonly integrated into standardized vibration protection architectures.

Key Advantages

• Self-Generating Electrodynamic Design
No external power supply required, improving reliability and simplifying installation.

• High Sensitivity Vibration Measurement
Delivers accurate velocity signals for precise machine condition analysis.

• Robust Industrial Construction
Designed to withstand vibration, temperature, and harsh industrial environments.

• Wide Frequency Response Range
Suitable for capturing a broad range of mechanical vibration signals.

• Stable Long-Term Performance
Maintains consistent output accuracy over long operational periods.

• Non-Contact Vibration Detection Principle
Measures casing vibration without mechanical wear.

• Easy System Integration
Compatible with standard monitoring and protection systems.

• Suitable for Continuous Operation
Designed for 24/7 industrial monitoring applications.

Technical FAQs

1. What is the main function of the PR9268/301-100?
It is an electrodynamic velocity sensor used to measure casing vibration in rotating machinery.

2. Does it require external power?
No. It is self-generating and does not require external excitation power.

3. What does it measure?
It measures vibration velocity of machinery housings and structures.

4. Where is it typically used?
In turbines, compressors, pumps, and other critical rotating equipment.

5. Is it suitable for harsh environments?
Yes. It is designed for industrial vibration, heat, and mechanical stress conditions.

6. Does it measure displacement or velocity?
It measures vibration velocity, not displacement directly.

7. Can it be used for predictive maintenance?
Yes. It is widely used in condition monitoring systems.

8. Is it suitable for continuous operation?
Yes. It supports 24/7 monitoring applications.

9. What industries use it most?
Power generation, oil & gas, petrochemical, and heavy industry.

10. Does it need calibration?
Yes. Proper calibration is required for accurate vibration measurement.