1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 12 V DC, Line fault transparency (LFT), Test pulse immunity, Up to SIL 3 acc. to IEC/EN 61508, Housing width: 12.5 mm, Number of channels: 1-channel, Line fault transparency, Filter, Safety Integrity Level (SIL): SIL 3, Systematic capability (SC): SC 3, Rated voltage: 19 ... 30 V bus powered via Termination Board19 ... 30 V loop powered via input , reverse polarity protected, Type: logic input