| | SIMATIC S7-400, FM458-1 DP APPLICATION MODULE FOR SIMATIC S7-400 |
| |
| Supply voltage |
| 5 V DC | Yes |
| Input current |
| Current consumption, max. | 2.3 A |
| Backup battery |
| Battery operation | |
| Backup current, max. | 10 µA |
| Memory |
| Backup |
| present | Yes; Backup battery of the SIMATIC power supply (3.4 V) |
| Time of day |
| Clock |
| Hardware clock (real-time clock) | Yes |
| Resolution | 0.1 ms |
| Digital inputs |
| Number/binary inputs | 8; Connector X2 |
| Input voltage |
| Rated value, DC | 24 V |
| for signal "0" | -1 to +6 V or input open |
| for signal "1" | +13 to +33 V |
| Input current |
| for signal "0", max. (permissible quiescent current) | 0 mA |
| for signal "1", typ. | 3 mA; at 24 V |
| Input delay (for rated value of input voltage) |
| for standard inputs |
| at "0" to "1", max. | 20 µs |
| Interfaces |
| PROFIBUS DP |
| equidistance | Yes; With connection to interrupt tasks |
| Direct data exchange (slave-to-slave communication) | Yes |
| Interrupts/diagnostics/status information |
| Alarms |
| Alarms | Yes |
| Galvanic isolation |
| Galvanic isolation digital inputs |
| Galvanic isolation digital inputs | No; only via optional interface modules |
| Dimensions |
| Required slots | 1 |
| Weight |
| Weight, approx. | 0.8 kg |
| Status | Mar 12, 2012 |
