Epro PR9268/20 Electric Speed Sensor

Applications

The Epro PR9268/20 electric speed sensor is an electrodynamic velocity sensor used for absolute vibration measurement of rotating machinery. It is widely applied in condition monitoring systems where stable casing vibration signals are required for equipment protection and diagnostics.

Typical applications include:

• Steam turbine casing vibration monitoring
• Gas turbine condition monitoring systems
• Hydro turbine vibration measurement
• Compressor vibration monitoring
• Pump and fan condition monitoring
• Industrial rotating machinery protection systems 

Advantages

• Self-generating electrodynamic measurement principle
• No external power supply required
• Suitable for continuous vibration monitoring
• High stability in harsh industrial environments
• Designed for turbomachinery condition monitoring systems 

Technical FAQs (10 Questions)

Q1: What is the main function of this sensor?
It measures absolute casing vibration velocity of rotating machinery.

Q2: What measurement principle does it use?
Electrodynamic induction (velocity transducer principle).

Q3: Does it require external power?
No, it is self-generating.

Q4: What type of output signal does it provide?
Analog voltage proportional to vibration velocity.

Q5: Where is it commonly used?
Turbines, compressors, pumps, fans, and generators.

Q6: Is it suitable for continuous monitoring?
Yes, it is designed for continuous operation.

Q7: What parameter does it measure?
Vibration velocity of machine casing.

Q8: Can it be used in harsh environments?
Yes, it is designed for industrial environments.

Q9: What systems is it integrated with?
Machinery protection and condition monitoring systems.

Q10: Does it require calibration?
Calibration depends on installation and system configuration.