... 12.6VDC 350mA Output:RS485,4~20mA Ultrasonic Level Sensor UE3000 HOLYKELL small blind precision ultrasonic sensors, designed ... a M49 × 1.5's gong jack.Ultrasonic Sensor Main technical characteristics: 1, non-contact measurement, environmental ... 1hzs Power: DC12/24 Range: 0.5~7 m Level (determined when ordering) Blind range: 10~30cm, ... or output: (determined when ordering). Ultrasonic Level Sensor UE3000