1-channel isolated barrier, 24 V DC supply (loop powered), Current input/output 4 mA ... 20 mA, HART-IP or transmitter power supply, Low voltage drop, Line fault detection (LFD), Up to SIL 2 acc. to IEC/EN 61508, Housing width: 20 mm, Number of channels: 1-channel, HART communication, Safety Integrity Level (SIL): SIL 2, Rated voltage: < 30 V DC , loop powered