US Migatron Corporation Self-contained Ultrasonic Proximity Sensor
RPS-400-30 is a self-contained ultrasonic proximity sensor with a 22mm barrel housing and a supply voltage of 12-30VDC. In harsh environments, the sealed sensor is dustproof and moisture-proof. The sensor is made of Delrin plastic and a silicone rubber sensing face. This sensor is sensitive to range or distance, allowing it to detect only objects within the desired range while rejecting objects outside the desired range.