... used to position indicating and automatic control in the field of oil, chemsitry, fertilizer, rubber, medecine, marine, military ... working temp:-40 - 3504, pressure class(MPa): ≤325, accuracy(mm): ≤±106, remote-transmitting distance(m): 1000Working principle:This product is composed of ... refer to the contruction table in the following. Working principle: the shutter box in the body and transmitter ...