... Voltage:12.6VDC 350mA Output:RS485,4~20mA Ultrasonic Level Sensor UE3000 HOLYKELL small blind precision ultrasonic sensors, designed for high ... 49mm or a M49 × 1.5's gong jack.Ultrasonic Sensor Main technical characteristics: 1, non-contact measurement, environmental protection, ... selection, ranging can also be measured position. 6, optional host computer or PC software, networking, a host can be 2 to ...