Transmitter Power Supply KFD2-CRG2-1.D, Signal type, K-System, 1-channel signal conditioner, 24 V DC supply (Power Rail), Input 2-wire and 3-wire transmitters and 2-wire current sources, Output 0/4 mA ... 20 mA, 2 relay contact outputs, Adjustable energized/de-energized delay, Programmable high/low alarm