AD3002-181 explosion-proof type temperature transmitter installs TMT180 module which made by E+H in aluminum-style case which has flame-proof property. It is in line with GB3836. 1-2000, GB3836. 2-2000 standard and has a good explosion-proof performance. It can be widely used in the occasion where required Explosion proof. It is an intelligent PC configurable temperature transmitter which can receive 2,3,4-wire RTD, thermocouples, resistance or millivolt input and linearly deal with input signal and output 4～20mA standard signal. It has the feature of electrical isolation and pre-set for sensor damaged and short-circuit fault signal.