| Supply |
| Connection | redundant |
| Rated voltage | 19.2 ... 35 V SELV/PELV |
| Rated current | 2730 ... 1540 mA |
| Fieldbus interface |
| Number of segments | |
| Redundant | 4 |
| Rated voltage | 20.8 ... 22.3 V |
| Rated current | 360 ... 10 mA |
| Short-circuit current | 413 mA |
| Host-side | redundant general purpose host |
| Host-rated voltage | 10.1 ... 11 V |
| Host-rated current | ... 40 mA |
| Host short-circuit current | ... 50 mA |
| Terminating resistor | 100 Ω , integrated |
| Indicators/operating means |
| LED ERR | red flashing: short-circuit or undervoltage at output |
| LED PWR | green if Uout > 21 V |
| Fault signal | VFC alarm output via connectors |
| Rated voltage | 35 V SELV/PELV |
| Rated current | 1 A |
| Electrical isolation |
| Host-side/Supply | 50 V functional insulation acc. to IEC 62103 |
| Fieldbus segment/Host-side | 250 V safe galvanic isolation acc. to EN 60079-11:2007 |
| Fieldbus segment/Fieldbus segment | 60 V safe galvanic isolation acc. to EN 60079-11:2007 |
| Fieldbus segment/Supply | 250 V safe galvanic isolation acc. to EN 60079-11:2007 |
| Directive conformity |
| Electromagnetic compatibility | |
| Directive 2004/108/EC | EN 61326-1:2006 |
| Standard conformity |
| Electromagnetic compatibility | NE 21:2006 |
| Protection degree | IEC 60529 |
| Fieldbus standard | IEC 61158-2 |
| Shock resistance | EN 60068-2-27 |
| Vibration resistance | EN 60068-2-6 |
| Ambient conditions |
| Ambient temperature | -40 ... 60 °C (-40 ... 140 °F) when mounted on a horizontal DIN rail |
| Storage temperature | -40 ... 85 °C (-40 ... 185 °F) |
| Relative humidity | < 95 % non-condensing |
| Shock resistance | 15 g , 11 ms |
| Vibration resistance | 1 g , 10 ... 150 Hz |
| Pollution Degree | max. 2, according to IEC 60664 |
| Corrosion resistance | acc. to ISA-S71.04-1985, severity level G3 |
| Mechanical specifications |
| Connection type | plug with screw flange |
| Core cross-section | 2.5 mm2 |
| Housing material | Polycarbonate |
| Protection degree | IP20 |
| Mass | approx. 2.4 kg |
| Dimensions | see dimensions |
| Mounting | DIN mounting rail , according to DIN EN 60715 |
| Data for application in connection with Ex-areas |
| EC-Type Examination Certificate | PTB 10 ATEX 2034 , PTB 10 ATEX 2020 X , PTB 11 ATEX 2010 X |
| Group, category, type of protection, temperature class |  II 2 G Ex ib IIC T4 , II (2) D [Ex ib] IIIC , II 3(2) G Ex nAc [ib] IIC T4 |
| Supply | |
| Maximum safe voltage | 35 V |
| Host interface | |
| Maximum safe voltage | 35 V |
| Alarm output | |
| Maximum safe voltage | 35 V |
| Directive conformity | |
| Directive 94/9/EC | EN 60079-0:2009 , EN 60079-11:2007 , EN 60079-15:2006 , EN 60079-25:2010 , EN 61241-11:2006 |
| International approvals |
| IECEx approval | IECEx PTB 12.0022X IECEx PTB 12.0023X IECEx PTB 12.0024X |
| Approved for | [Ex ib] IIC
[Ex ib] IIIC
Ex nAc II T4 |
| Certificates and approvals |
| FOUNDATION Fieldbus | FF-831 |
| Marine approval | pending |
