Introduction

The Epro PR9268/307-100 Electric Speed Sensor is engineered for reliable rotational speed detection in industrial machinery. Ideal for overspeed protection and control applications, it generates clean pulse signals that integrate easily with control and protection systems. Robust and industrial-rated, this sensor is a dependable choice for turbine, compressor, and generator speed monitoring in demanding environments.

Technical Specifications

Feature	Specification
Product Type	Electric Speed Sensor
Model	PR9268/307-100
Measurement Function	Shaft rotational speed detection
Output Type	Electrical pulse signal
Dimensions	78 × 58 mm
Weight	0.93 kg
Compatibility	Speed monitoring and protection systems
Application Environment	Industrial rotating equipment

Recommended Related Models

Epro PR9268/301-000 – Standard electric speed sensor for turbine control
Epro PR9268/302-100 – Pulse output speed sensor for general machinery
Epro PR9268/303-100 – Widely used vibration/overspeed sensor variant
Epro PR9268/305-100 – High-stability speed sensor for heavy process equipment

Popular Related Models

Epro PR9268/307-100-CN – China-standard version of this speed sensor
Epro PR9268/301-100 – Standard industrial speed measurement sensor
Epro PR9268/302-100-CN – Speed sensor with CN compatibility
Epro PR9268/303-100 – Commonly used overspeed sensor in industrial plants

Applications

Rotational Speed Monitoring: Detects shaft and gear rotational speed in industrial machinery.
Overspeed Protection: Provides essential speed feedback for protective trip logic in turbomachinery.
Turbine & Compressor Control: Used in steam, gas, and centrifugal compressor speed monitoring systems.
Condition Monitoring: Supplies real-time speed data for machine health diagnostics.
Industrial Automation Systems: Interfaces with PLC, DCS, and speed monitoring panels for control loops.

Advantages

Delivers consistent and accurate speed signals under variable operating conditions.
Generates clean electrical pulse output ideal for protection and control systems.
Built with robust industrial design for long-term reliability in harsh environments.
Proven performance in critical rotating applications enhances system safety.
Compatible with a wide range of speed monitoring and overspeed protection equipment.

Technical FAQs

What is the purpose of the PR9268/307-100 sensor?
It measures rotational speed and outputs electrical pulses for monitoring or protection logic.
Is this suitable for overspeed protection systems?
Yes, it is widely used as a key speed input for overspeed trip systems.
What type of signal does this sensor provide?
It outputs electrical pulse signals proportional to rotational speed.
Which equipment commonly uses this sensor?
Turbines, compressors, generators, and various industrial rotating machines.
Does the sensor require contact with the shaft?
No, it provides non-contact speed sensing.
Can it be used continuously in industrial environments?
Yes, it is engineered for 24/7 operation in demanding conditions.
Is it compatible with PLC or DCS systems?
Yes, the pulse output can interface with industrial control systems.
Is it resistant to vibration and temperature variation?
Yes, it is constructed for industrial environmental resilience.
Does it support real-time speed monitoring?
Yes, it provides continuous, real-time speed feedback.
Is frequent maintenance needed?
No, it is designed for long service life with low maintenance requirements.