... 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, ... site conditions; 11, with 10 seconds / second ~ 100 times / sec test cycle set to fit for the measurement of fast and ...