218-1180, RS PRO, RS PRO Ultrasonic Threaded Barrel Proximity Sensor, M30, 600 mm Detection 4-20 mA, 10 → 30 V dc, Brand RS Pro, Thread Size M30, Sensor Technology Ultrasonic RS PRO Ultrasonic Threaded Barrel Proximity Sensor, M30, 600 mm Detection 4-20 mA, 10 → 30 V dc