... 12.6VDC 350mA Output:RS485,4~20mA Ultrasonic Level Sensor UE3000 HOLYKELL small blind precision ultrasonic sensors, designed for ... display, control signal output, the transmitter circuit as a whole, using SMD chip components and the U.S. ASC developed ASIC, ... start and end any number of translation functions. 9, with "echo identification" function and "the slope of the" digital filtering, for different ...