2-channel isolated barrier, 24 V DC supply (bus powered), Current output up to 650 ? load, SMART I/P and valve positioners, Line fault detection (LFD), Accuracy 0.1%, Up to SIL 2 acc. to IEC/EN 61508, Housing width: 18 mm, Number of channels: 2-channel, Transfer direction: to the field, HART communication, Safety Integrity Level (SIL): SIL 2, Rated voltage: 19 ... 30 V DC bus powered via Termination Board, Signal: 2 x 4 ... 20 mA, Line fault detection, Field device: 2 x I/P converters