Brand:Epro PLC Item No.:PR9376/010-021 Product Origin:USA Product Dimensions:Diameter: 14 mm Product Weight:0.21 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Epro PR9376/010-021 is a compact 14 mm Hall Effect speed and proximity sensor designed for accurate non-contact rotational measurement in industrial machinery. It delivers stable pulse signals for speed monitoring, control, and protection applications.
With its fast response, robust design, and reliable performance in demanding environments, it is widely used in power generation, oil and gas, and industrial automation systems where precise speed detection is critical.
Technical Specifications
Parameter
Specification
Manufacturer
Epro (Emerson / EPRO)
Product Type
Hall Effect Speed / Proximity Sensor
Model Number
PR9376/010-021
Sensor Diameter
14 mm
Measurement Type
Speed / proximity (rotational detection)
Output Signal
Digital pulse output
Supply Voltage
10–30 VDC
Current Consumption
≤25 mA
Max Frequency
Up to 12 kHz
Air Gap
~1.0–1.5 mm
Operating Temperature
-25°C to +100°C
Protection Class
IP67
Housing Material
Stainless steel
Weight
0.21 kg
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Sensor Assembly System
Applications
• Turbomachinery Speed Monitoring
Used for non-contact detection of rotational speed in turbines, compressors, and generators for protection and control systems.
• Gear Tooth and Shaft Detection
Measures speed by detecting ferromagnetic gear teeth, notches, or shaft markers with high precision.
• Industrial Automation Systems
Provides pulse signals for PLC, DCS, and motion control systems in automated production lines.
• Condition Monitoring Systems
Supports vibration and speed-based diagnostics for predictive maintenance strategies.
• Oil & Gas Equipment Monitoring
Used in pumps, compressors, and critical rotating machinery for operational safety.
• Power Generation Applications
Integrated into turbine control systems for real-time speed feedback and overspeed protection.
• Process Industry Equipment Control
Ensures stable rotational speed monitoring in chemical and petrochemical processes.
• Machine Safety Systems
Used in overspeed detection and emergency shutdown protection circuits.
Key Advantages
• Hall Effect Non-Contact Technology
Provides wear-free detection of speed and proximity without mechanical contact.
• High-Speed Response Capability
Fast switching performance ensures accurate pulse detection at high RPM.
• Stable Digital Output Signal
Generates clean pulse signals suitable for PLC and control system integration.
• Wide Air Gap Tolerance
Reliable detection even with slight installation misalignment.
• Robust Industrial Construction
Designed for harsh environments with vibration, oil, and temperature variations.
• Compact 14 mm Sensor Design
Suitable for tight installation spaces in machinery housings.
• High Reliability in Continuous Operation
Built for 24/7 industrial monitoring applications.
• Compatible with API 670 Systems
Commonly used in standardized machinery protection architectures.
Technical FAQs
1. What is the function of PR9376/010-021?
It is a Hall Effect speed and proximity sensor used to measure rotational speed and detect shaft position.
2. What is the sensing principle?
It uses Hall Effect technology to detect magnetic field changes from gear teeth or targets.
3. What type of output does it provide?
It provides a digital pulse output signal.
4. What is the supply voltage?
Typically 10–30 VDC.
5. What materials can it detect?
Ferromagnetic materials such as steel gear teeth.
6. Where is it commonly used?
Turbines, compressors, pumps, and industrial rotating machinery.
7. Is it suitable for high-speed applications?
Yes, it supports high-frequency pulse detection.
8. Does it require physical contact?
No, it is a non-contact sensor.
9. Can it be used in harsh environments?
Yes, it is designed for industrial conditions with vibration and temperature stress.
10. Is it used in safety systems?
Yes, it is widely used in overspeed protection and machine safety systems.
