| General specifications |
| Signal type | Digital Input |
| Functional safety related parameters |
| Safety Integrity Level (SIL) | SIL 2 |
| Supply |
| Connection | terminals 23 , 24- or power feed module/Power Rail |
| Rated voltage | 20 ... 30 V DC |
| Rated current | approx. 100 mA |
| Power dissipation/power consumption | ≤ 1.8 W / 1.8 W |
| Input |
| Connection side | field side |
| Connection | Input I: intrinsically safe: terminals 1 , 3- Input II: non-intrinsically safe: terminals 13 , |
| Input I | acc. to EN 60947-5-6 (NAMUR), see system description for electrical data |
| | Pulse duration | > 50 ?s |
| | Input frequency | 0.001 ... 5000 Hz |
| | Line fault detection | breakage I ≤ 0.15 mA; short-circuit I > 6.5 mA |
| Input II | startup override: 1 ... 1000 s, adjustable in steps of 1 s |
| | Active/Passive | I > 4 mA (for min. 100 ms) / I < 1.5 mA |
| | Open circuit voltage/short-circuit current | 18 V / 5 mA |
| Output |
| Connection side | control side |
| Connection | output I: terminals 10, 11, 12
output II: terminals 16, 17, |
| Output I, II | signal, relay |
| | Contact loading | 250 V AC / 2 A / cos φ ≥ 0.7; 40 V DC / 2 A |
| | Mechanical life | 5 x 107 switching cycles |
| | Energized/De-energized delay | approx. 20 ms / approx. 20 ms |
| Collective error message | Power Rail |
| Indicators/settings |
| Display elements | LEDs , display |
| Control elements | Control panel |
| Configuration | via operating buttons |
| Labeling | space for labeling at the front |
| Directive conformity |
| Electromagnetic compatibility | |
| | Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) |
| Low voltage | |
| | Directive 2014/35/EU | EN 61010-1:2010 |
| Conformity |
| Electromagnetic compatibility | NE 21:2006 |
| Degree of protection | IEC 60529:2001 |
| Ambient conditions |
| Ambient temperature | -20 ... 60 ?C (-4 ... 140 ?F) |
| Mechanical specifications |
| Degree of protection | IP20 |
| Connection | screw terminals |
| Mass | 300 g |
| Dimensions | 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) , housing type C3 |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Data for application in connection with hazardous areas |
| EU-Type Examination Certificate | T?V 99 ATEX |
| | Marking |

II (1)G [Ex ia Ga] IIC

II (1)D [Ex ia Da] IIIC

I (M1) [Ex ia Ma] I |
| Certificate | T?V 02 ATEX 1885 X |
| | Marking |

II 3G Ex nA nC IIC T4 Gc |
| Output I, II | |
| | Contact loading | 50 V AC/2 A/cos φ > 0.7; 40 V DC/1 A resistive load |
| Directive conformity | |
| | Directive 2014/34/EU | EN 60079-0:2012 A11:2013 , EN 60079-11:2012 , EN 60079-15:2010 |
| International approvals |
| FM approval | |
| | Control drawing | 16-538FM-12 |
| UL approval | E223772 |
| IECEx approval | IECEx TUN 03.0000 |
| | Approved for | [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I |