MACX MCR-EX-IDS-2I-2I - 2-channel Ex i output signal conditioner, HART-transparent. Isolates and transmits 0/4 mA … 20 mA signals with intrinsic safety to a load in the Ex area. 4-way electrical isolation, line fault detection, SIL 2 (SC3) in accordance with IEC 61508, screw connection.