1-channel isolated barrier, 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, Linearization function (max 20 points), Line fault detection (LFD), Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511, Housing width: 40 mm, Number of channels: 1-channel, Trip relay, Safety Integrity Level (SIL): SIL 2, Rated voltage: 20 ... 30 V DC