TREX-C700 temperature control device 1.Pt100, Cu50 input spec. option 2.4~ ... .85~265VAC 4.PID auto-tune TREX-C700 temperature control deviceWidely used in temperature, humidity, throw, weight, water level, refrigeration ,pressure control ... machine, PCB washing machine, Food making machine, Biscuit making machine, foam rubber machine, molding machine, etc.