Touchswitch™
- Force Activated Belt and Pulley Alignment Sensor
- Instantaneous Misalignment Indication
- Hardened Stainless Steel Contact Face
- External Test Feature
- Output LED Indication
- Not a Rub Block
4B's line of sensors and switches are designed to detect (mis)alignment and motion on bucket elevators & belt conveyors.
4B's WDA sensor can also be used as a slack chain detector on drag chain conveyors.