| ***Spare part*** SIMATIC DP, Basic module ET 200X: BM 147-1 CPU, 64KB work memory for preliminary processing with int. SPS functionality, int. PROFIBUS-DP-Slave-SS, Degree of protection IP65/67, |
| Supply voltage |
| Load voltage 1L+ |
| Rated value (DC) | 24 V; Permissible range: 20.4V to 28.8V |
| Short-circuit protection | Yes |
| Reverse polarity protection | No |
| Load voltage 2L+ |
| Rated value (DC) | 24 V; Permissible range: 20.4V to 28.8V |
| Reverse polarity protection | No |
| Input current |
| from load voltage, unswitched (NS) |
| up to 40 °C, max. | 10 A |
| up to 55 °C, max. | 8 A |
| from load voltage, switched (S) |
| up to 40 °C, max. | 10 A |
| up to 55 °C, max. | 8 A |
| Power loss |
| Power loss, typ. | 3 W |
| Memory |
| Work memory |
| integrated | 64 kbyte; 21 K instructions |
| expandable | No |
| Load memory |
| expandable FEPROM, max. | 8 Mbyte; can be plugged in as MMC |
| Backup |
| present | Yes; Guaranteed by MMC (maintenance-free) |
| CPU processing times |
| for bit operations, typ. | 0.1 µs |
| for word operations, typ. | 0.2 µs |
| for fixed point arithmetic, typ. | 2 µs |
| for floating point arithmetic, typ. | 3 µs |
| CPU-blocks |
| Number of blocks (total) | 1 024; DBs, FCs, FBs |
| DB |
| Number, max. | 511 |
| Size, max. | 16 kbyte |
| FB |
| Number, max. | 512; In number range from FB 0 to FB 2047 |
| Size, max. | 16 kbyte |
| FC |
| Number, max. | 512; In number band of FC0 to FC2047 |
| Size, max. | 16 kbyte |
| OB |
| Description | see instruction list |
| Size, max. | 16 kbyte |
| Nesting depth |
| per priority class | 8 |
| additional within an error OB | 4 |
| Counters, timers and their retentivity |
| S7 counter |
| Number | 256 |
| Retentivity |
| — adjustable | Yes |
| — preset | Z 0 to Z 7 |
| Counting range |
| — lower limit | 0 |
| — upper limit | 999 |
| IEC counter |
| present | Yes; Number unlimited (limited only by work memory) |
| Type | SFB |
| S7 times |
| Number | 256 |
| Retentivity |
| — adjustable | Yes |
| — preset | No retentivity |
| Time range |
| — lower limit | 10 ms |
| — upper limit | 9 990 s |
| IEC timer |
| present | Yes; Number unlimited (limited only by work memory) |
| Type | SFB |
| Data areas and their retentivity |
| Retentive data area (incl. timers, counters, flags), max. | all |
| Flag |
| Number, max. | 256 byte |
| Retentivity available | Yes |
| Retentivity preset | MB 0 to MB 15 |
| Number of clock memories | 8; 1 memory byte |
| Local data |
| per priority class, max. | 510 byte |
| Address area |
| I/O address area |
| Inputs | 1 kbyte |
| Outputs | 1 kbyte |
| Process image |
| Inputs | 128 byte |
| Outputs | 128 byte |
| Digital channels |
| Inputs | 8 192 bit |
| — of which central | 56 byte |
| Outputs | 8 192 bit |
| — of which central | 56 byte |
| Analog channels |
| Inputs | 512 words |
| — of which central | 14 words |
| Outputs | 512 words |
| — of which central | 14 words |
| Time of day |
| Clock |
| Hardware clock (real-time) | Yes |
| retentive and synchronizable | Yes; Backup time typically 6 weeks (at 40 °C ambient temperature) |
| Deviation per day, max. | 10 s |
| Operating hours counter |
| Number | 1 |
| Number/Number range | 0 |
| Range of values | 0 to 2^31 hours (when using SFC 101) |
| Granularity | 1 h |
| retentive | Yes; Must be restarted at each restart |
| Clock synchronization |
| supported | Yes |
| to MPI, slave | Yes |
| in AS, master | Yes |
| in AS, slave | Yes |
| 1. Interface |
| Interface type | Coexistent, integrated RS 485 interface |
| Physics | RS 485 |
| Isolated | Yes |
| Protocols |
| MPI | Yes |
| PROFIBUS DP master | No |
| PROFIBUS DP slave | Yes; active / passive |
| Point-to-point connection | No |
| MPI |
| Transmission rate, max. | 12 Mbit/s |
| Services |
| — PG/OP communication | Yes |
| — Routing | No |
| — Global data communication | Yes |
| — S7 basic communication | Yes |
| — S7 communication | Yes |
| — S7 communication, as server | Yes |
| PROFIBUS DP slave |
| Number of connections | 12 |
| Transmission rate, max. | 12 Mbit/s |
| Address area, max. | 32 |
| User data per address area, max. | 32 byte |
| Services |
| — Routing | No |
| — S7 communication, as client | No |
| — S7 communication, as server | No |
| Transfer memory |
| — Inputs | 244 byte |
| — Outputs | 244 byte |
| Communication functions |
| Global data communication |
| Number of GD packets, max. | 4 |
| Number of GD packets, transmitter, max. | 4 |
| Number of GD packets, receiver, max. | 4 |
| Size of GD packets, max. | 22 byte |
| Size of GD packet (of which consistent), max. | 22 byte |
| S7 basic communication |
| User data per job, max. | 76 byte |
| User data per job (of which consistent), max. | 76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server) |
| S7 communication |
| as server | Yes |
| as client | No |
| User data per job, max. | 180 byte; With PUT/GET |
| User data per job (of which consistent), max. | 64 byte |
| S5 compatible communication |
| supported | No |
| Number of connections |
| overall | 12 |
| usable for PG communication | |
| — reserved for PG communication | 1 |
| — adjustable for PG communication, max. | 11 |
| usable for OP communication | |
| — reserved for OP communication | 1 |
| — adjustable for OP communication, max. | 11 |
| usable for S7 basic communication | |
| — reserved for S7 basic communication | 10 |
| — adjustable for S7 basic communication, max. | 11 |
| S7 message functions |
| Number of login stations for message functions, max. | 12; Depending on the configured connections for PG/OP and S7 basic communication |
| Process diagnostic messages | Yes |
| simultaneously active Alarm-S blocks, max. | 40 |
| Test commissioning functions |
| Status block | Yes |
| Single step | Yes |
| Number of breakpoints | 2 |
| Status/control |
| Status/control variable | Yes |
| Variables | Inputs, outputs, memory bits, DB, times, counters |
| Number of variables, max. | 30 |
| — of which status variables, max. | 30 |
| — of which control variables, max. | 14 |
| Forcing |
| Forcing | Yes |
| Forcing, variables | Inputs, outputs |
| Number of variables, max. | 10 |
| Diagnostic buffer |
| present | Yes |
| Number of entries, max. | 100 |
| — adjustable | No |
| Potential separation |
| between load voltage and all other switching components | Yes |
| Configuration |
| Configuration software |
| STEP 7 | Yes; V5.2 SP1 |
| Dimensions |
| Width | 175 mm |
| Height | 110 mm |
| Depth | 90 mm |
| Weights |
| Weight, approx. | 700 g |
| last modified: | 03/25/2019 |
