Belt Conveyor Monitoring System Kit #1 (Touchswitch Alignment Sensors)The Touchswitch is an electronic limit switch. When a belt misaligns or a pulley moves over and contacts the sensor, the built in solid state electronic circuitry detects the lateral force of the belt or pulley and activates a voltage free relay contact. This relay contact is used to immediately alarm and shutdown the machine. The face of the sensor is made from hardened stainless steel, so that there is virtually no wear when a belt contacts it. The