Technical Specifications

FAQ

1. What is the main function of the PFEA112-20 tension sensor?
The PFEA112-20 is designed to measure and monitor web tension in industrial production processes. It converts mechanical tension forces into electrical signals that can be processed by control systems. This enables real-time tension monitoring and closed-loop control, ensuring stable material handling and consistent product quality in continuous production lines.

2. Which industries commonly use the PFEA112-20?
This sensor is widely used in paper manufacturing, film production, textile processing, metal strip handling, cable production, and printing machinery. These industries require precise and stable tension control to prevent material deformation, breakage, or quality inconsistency during high-speed continuous processing.

3. What should be checked if tension readings become unstable?
If unstable readings occur, first verify that the sensor is securely mounted and mechanically aligned. Then check signal wiring for loose connections, shielding damage, or poor grounding. System configuration parameters should also be reviewed. Environmental factors such as vibration, mechanical resonance, or electromagnetic interference may also affect signal stability.

4. How does the PFEA112-20 improve tension control accuracy?
The sensor continuously detects real-time tension variations and transmits signals to the control system for immediate adjustment. This closed-loop feedback allows the system to regulate actuators dynamically, minimizing tension fluctuations. Its high sensitivity ensures accurate detection of small changes, improving overall process stability and product consistency.

5. What installation precautions should be followed?
Installation must be carried out with the system powered off to ensure safety. The sensor should be mounted on a rigid and stable mechanical structure to avoid vibration influence. Signal cables should be routed away from high-voltage or high-current equipment, and proper grounding and shielding should be applied to minimize noise interference.

6. What are common causes of inaccurate tension measurement?
Common causes include mechanical misalignment, loose mounting structures, unstable material feed, electrical noise interference, incorrect parameter configuration, and environmental temperature variations. Over time, sensor drift may also occur, requiring recalibration to maintain accuracy.

7. Does the PFEA112-20 require regular maintenance or calibration?
Yes, periodic maintenance and calibration are recommended. Maintenance typically includes checking mounting stability, inspecting wiring integrity, cleaning the sensor area, and performing zero-point calibration. Regular servicing helps ensure long-term accuracy and reduces the risk of production instability.

8. Is recalibration required after replacing the PFEA112-20?
Yes, after replacing the sensor with the same model, recalibration is usually required. The control system should reset zero and scaling parameters to ensure measurement consistency. Functional testing should be performed after installation to confirm correct integration and stable operation within the production system.