Stable Vibration Monitoring for Industrial Equipment
The Epro PR9268/202-000 Electric Speed Sensor is designed for accurate vibration velocity measurement in industrial machinery monitoring systems. It provides stable and repeatable signal output for evaluating operating conditions of rotating equipment, supporting long-term equipment performance analysis and maintenance planning.
Based on an electrodynamic sensing principle, the sensor operates without external power supply and delivers consistent measurement signals even in continuous industrial environments. Its robust mechanical structure and stable output characteristics make it suitable for a wide range of machinery condition monitoring applications.
Technical Specifications
| Specification | Details |
|---|
| Manufacturer | Epro |
| Model Number | PR9268/202-000 |
| Product Type | Electric Speed Sensor |
| Measurement Function | Vibration velocity monitoring |
| Operating Principle | Electrodynamic self-generating system |
| Sensitivity | 17.5 mV/mm/s |
| Frequency Range | 14 Hz – 1000 Hz |
| Natural Frequency | ~14 Hz |
| Amplitude Linearity | < 2% |
| Output Signal | Analog voltage proportional to vibration velocity |
| Coil Resistance | Approx. 1700 Ω |
| Inductance | ≤ 90 mH |
| Active Capacity | < 1.2 nF |
| Maximum Acceleration | 10 g continuous / 20 g intermittent |
| Transverse Sensitivity | < 0.13 |
| Housing Material | Stainless steel |
| Operating Temperature | -20°C to +100°C |
| Protection Class | Industrial sealed design (IP55 level) |
| Dimensions (Approx.) | 160 × 58 × 28 mm |
| Weight (Approx.) | 0.9 kg |
Application Areas
Rotating Machinery Monitoring
Used for vibration velocity measurement in motors, compressors, and industrial drives.
Turbine Systems
Supports continuous monitoring of operating conditions in turbine equipment.
Pumping and Fan Systems
Helps track mechanical condition trends in fluid and air handling systems.
Power Generation Facilities
Applied in equipment monitoring systems for stable operational evaluation.
Process Industry Equipment
Suitable for chemical, refinery, and manufacturing environments requiring continuous monitoring.
Key Advantages
Stable Measurement Output
Provides consistent vibration velocity signals for reliable monitoring applications.
Self-Powered Operation
No external excitation required, simplifying system integration.
Durable Industrial Design
Built for long-term operation in demanding industrial environments.
Easy System Integration
Compatible with standard industrial monitoring platforms and configurations.
Long Service Stability
Supports extended operational cycles with consistent measurement performance.
Broad Application Compatibility
Suitable for multiple types of rotating machinery and industrial systems.
Technical FAQs
1. What is the main function of this sensor?
It measures vibration velocity for industrial equipment condition monitoring.
2. What technology does it use?
It uses an electrodynamic self-generating sensing principle.
3. Does it require external power?
No, it operates without external power supply.
4. What equipment is it commonly used with?
It is used with motors, compressors, pumps, and turbine systems.
5. What signal does it output?
It provides an analog voltage proportional to vibration velocity.
6. What is the operating temperature range?
It operates between -20°C and +100°C.
7. Is it suitable for continuous use?
Yes, it is designed for continuous industrial monitoring.
8. What parameters does it measure?
It measures vibration velocity and equipment operating conditions.
9. What industries commonly use this model?
Power generation, manufacturing, utilities, and process industries.
10. Why is this model widely used?
Because it offers stable performance, durable construction, and reliable measurement output.
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