... Output Voltage:12.6VDC 350mA Output:RS485,4~20mA Ultrasonic Level Sensor UE3000 HOLYKELL small blind precision ultrasonic sensors, designed for ... temperature sensors, ultrasonic servo circuit, display, control signal output, the transmitter circuit as a whole, using SMD chip components and the ... be on-site and multi-output mode LED display Remote. 8, a full-scale spill prompts, and full-scale start ...