
WS31-500-R1K-L35-1 Cable Extension Position Sensors
Product Code: WS31-500-R1K-L35-1
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Product Description
WS31-500-R1K-L35-1 Cable Extension Position Sensors
ASM POSIWIRE® WS31-500-R1K-L35-1 Draw-Wire Sensor
The ASM POSIWIRE® WS31-500-R1K-L35-1 is an ultra-compact draw-wire cable extension sensor designed for high-precision linear position capture. Featuring a measurement range of 500 mm, this sensor utilizes a high-tensile stainless steel measuring cable and a precision potentiometer to deliver quasi-infinite resolution. Built with a lightweight yet durable POM housing, the WS31 series is engineered for maximum performance in space-critical applications. Its contactless-capable technology variants offer extreme resistance to vibration and shock, ensuring long-term reliability in specialized medical and industrial equipment.
Technical Advantages
- Infinite Resolution: Analog potentiometer output for seamless signal feedback
- Precision Sensing: Equipped with a high-accuracy precision potentiometer
- Compact Design: Extremely lightweight at approx. 90g for space-limited builds
- High-Quality Materials: Durable POM housing with a stainless steel measuring cable
- Versatile Output: Standard 1 kΩ resistance for easy integration
- Robust Construction: Optimized for challenging environmental conditions
Primary Applications
- Medical Technology: Precise height and position tracking for OP tables
- Diagnostic Imaging: Position feedback for Tomography and Mammography systems
- Patient Support: Linear displacement monitoring for medical couches
- Laboratory Automation: Small-scale linear positioning in research gear
- Robotics: Fine-tuned limb extension and joint monitoring
- Industrial Tools: Displacement sensing in compact manufacturing setups
Technical Specifications
| Output | Potentiometer 1 kΩ |
|---|---|
| Resolution | Analog: quasi infinite |
| Linearity | ±0.35% f.s., other values on request |
| Sensing device | Precision potentiometer |
| Housing material | POM measuring cable: stainless steel |
| Protection class | IP50 |
| Connection | Potentiometer (soldering eye) |
| Weight | Approx. 90 g |
Technical Documentation
Download the official ASM POSIWIRE® WS31 series datasheet for detailed dimensional drawings, technical schematics, and mounting configurations.


