 |
SIMATIC S7-400H, CPU 412-3H CENTRAL UNIT FOR S7-400H AND S7-400F/FH, 3 INTERFACES: 1 MPI/DP AND 2 FOR SYNC MODULES 768 KB MEMORY (256 KB DATA/512 KB CODE) |
| General information |
| Hardware product version |
1 |
| Firmware version |
V4.5 |
| Engineering with |
| ● Programming package |
STEP7 V 5.3 SP2 or higher with HW update |
| CiR - Configuration in RUN |
| CiR synchronization time, basic load |
150 ms |
| CiR synchronization time, time per I/O slave |
40 µs |
| Supply voltage |
| 24 V DC |
No; Power supply via system power supply |
| Input current |
| from backplane bus 5 V DC, typ. |
1.2 A |
| from backplane bus 5 V DC, max. |
1.5 A |
| from backplane bus 24 V DC, max. |
150 mA; Per DP interface |
| from interface 5 V DC, max. |
90 mA; At each DP interface |
| Power losses |
| Power loss, typ. |
5.5 W |
| Memory |
| Type of memory |
other |
| Work memory |
| ● Integrated |
768 kbyte |
| ● integrated (for program) |
512 kbyte |
| ● integrated (for data) |
256 kbyte |
| ● expandable |
No |
| Load memory |
| ● expandable FEPROM |
Yes |
| ● expandable FEPROM, max. |
64 Mbyte |
| ● integrated RAM, max. |
256 kbyte |
| ● expandable RAM |
Yes |
| ● expandable RAM, max. |
64 Mbyte |
| Backup |
| ● present |
Yes |
| ● with battery |
Yes; all data |
| ● without battery |
No |
| Battery |
| Backup battery |
| ● Backup current, typ. |
190 µA; Valid up to 40°C |
| ● Backup current, max. |
660 µA |
| ● Backup time, max. |
Dealt with in the module data manual with the secondary conditions and the factors of influence |
| ● Feeding of external backup voltage to CPU |
5 to 15 VDC |
| CPU processing times |
| for bit operations, typ. |
0.075 µs |
| for word operations, typ. |
0.075 µs |
| for fixed point arithmetic, typ. |
0.075 µs |
| for floating point arithmetic, typ. |
0.225 µs |
| CPU-blocks |
| DB |
| ● Number, max. |
4 095; Number range: 1 to 4095 |
| ● Size, max. |
64 kbyte |
| FB |
| ● Number, max. |
2 048; Number range: 0 to 2047 |
| ● Size, max. |
64 kbyte |
| FC |
| ● Number, max. |
2 048; Number range: 0 to 2047 |
| ● Size, max. |
64 kbyte |
| OB |
| ● Size, max. |
64 kbyte |
| ● Number of time alarm OBs |
4 |
| ● Number of delay alarm OBs |
4 |
| ● Number of time interrupt OBs |
4 |
| ● Number of process alarm OBs |
4 |
| Nesting depth |
| ● per priority class |
24 |
| ● additional within an error OB |
1 |
| Counters, timers and their retentivity |
| S7 counter |
| ● Number |
2 048 |
| Retentivity |
| — can be set |
Yes |
| — lower limit |
0 |
| — upper limit |
2 047 |
| — preset |
Z 0 to Z 7 |
| Counting range |
| — lower limit |
0 |
| — upper limit |
999 |
| IEC counter |
| ● present |
Yes |
| ● Type |
SFB |
| S7 times |
| ● Number |
2 048 |
| Retentivity |
| — can be set |
Yes |
| — lower limit |
0 |
| — upper limit |
2 047 |
| — preset |
No times retentive |
| Time range |
| — lower limit |
10 ms |
| — upper limit |
9 990 s |
| IEC timer |
| ● present |
Yes |
| ● Type |
SFB |
| Data areas and their retentivity |
| retentive data area, total |
Total working and load memory (with backup battery) |
| Flag |
| ● Number, max. |
8 kbyte |
| ● Retentivity available |
Yes |
| ● Retentivity preset |
MB 0 to MB 15 |
| ● Number of clock memories |
8; in 1 memory byte |
| Data blocks |
| ● Number, max. |
4 095; Number range: 1 to 4095 |
| ● Size, max. |
64 kbyte |
| Local data |
| ● adjustable, max. |
16 kbyte |
| ● preset |
8 kbyte |
| Address area |
| I/O address area |
| ● Inputs |
8 kbyte |
| ● Outputs |
8 kbyte |
| of which, distributed |
| — MPI/DP interface, inputs |
2 kbyte |
| — MPI/DP interface, outputs |
2 kbyte |
| Process image |
| ● Inputs, adjustable |
8 kbyte |
| ● Outputs, adjustable |
8 kbyte |
| ● Inputs, default |
256 byte |
| ● Outputs, default |
256 byte |
| ● consistent data, max. |
244 byte |
| ● Access to consistent data in process image |
Yes |
| Subprocess images |
| ● Number of subprocess images, max. |
15 |
| Digital channels |
| ● Inputs |
65 536 |
| ● Outputs |
65 536 |
| ● Inputs, of which central |
65 536 |
| ● Outputs, of which central |
65 536 |
| Analog channels |
| ● Inputs |
4 096 |
| ● Outputs |
4 096 |
| ● Inputs, of which central |
4 096 |
| ● Outputs, of which central |
4 096 |
| Hardware configuration |
| Expansion devices, max. |
21 |
| connectable OPs |
15 without message processing, 8 with message processing |
| Multicomputing |
No |
| Interface modules |
| ● Number of connectable IMs (total), max. |
6 |
| ● Number of connectable IM 460s, max. |
6 |
| ● Number of connectable IM 463s, max. |
4; Single mode only |
| Number of DP masters |
| ● Integrated |
1 |
| ● Via CP |
10 |
| ● Mixed mode IM CP permitted |
No |
| ● via interface module |
0 |
| Number of operable FMs and CPs (recommended) |
| ● FM |
See manual Automation System S7-400H fault-tolerant systems. Limited by number of slots and number of connections |
| ● CP, point-to-point |
See manual Automation System S7-400H fault-tolerant systems. Limited by number of slots and number of connections |
| ● PROFIBUS and Ethernet CPs |
14; Of which max. 10 CP as DP master |
| Slots |
| ● Required slots |
2 |
| Time of day |
| Clock |
| ● Hardware clock (real-time clock) |
Yes |
| ● battery-backed and synchronizable |
Yes |
| ● Resolution |
1 ms |
| ● Deviation per day (buffered), max. |
1.7 s; Power off |
| ● Deviation per day (unbuffered) max. |
8.6 s; Power on |
| Operating hours counter |
| ● Number |
8 |
| ● Number/Number range |
0 to 7 |
| ● Range of values |
0 to 32767 hours |
| ● Granularity |
1 hour |
| ● retentive |
Yes |
| Clock synchronization |
| ● supported |
Yes |
| ● to MPI, master |
Yes |
| ● to MPI, slave |
Yes |
| ● to DP, master |
Yes |
| ● to DP, slave |
Yes |
| ● in AS, master |
Yes |
| ● in AS, slave |
Yes |
| Time difference in system when synchronizing via |
| ● MPI, max. |
200 ms |
| Digital outputs |
| integrated channels (DO) |
0 |
| Interfaces |
| Number of parallel interfaces |
0 |
| Number of 20 mA interfaces (TTY) |
0 |
| Number of RS 232 interfaces |
0 |
| Number of RS 422 interfaces |
0 |
| Number of other interfaces |
0 |
| 1st interface |
| Interface type |
Integrated |
| Physics |
RS 485 / PROFIBUS MPI |
| Isolated |
Yes |
| Power supply to interface (15 to 30 V DC), max. |
150 mA |
| Number of connection resources |
MPI: 16, DP: 16 |
| Functionality |
| ● MPI |
Yes |
| ● DP master |
Yes |
| ● DP slave |
No |
| MPI |
| ● Number of connections |
16 |
| ● Transmission rate, max. |
12 Mbit/s |
| Services |
| — PG/OP communication |
Yes |
| — Routing |
Yes |
| — Global data communication |
No |
| — S7 basic communication |
No |
| — S7 communication |
Yes |
| DP master |
| ● Number of connections, max. |
16 |
| ● Transmission rate, max. |
12 Mbit/s |
| ● Number of DP slaves, max. |
32 |
| Services |
| — PG/OP communication |
Yes |
| — Routing |
Yes |
| — Global data communication |
No |
| — S7 basic communication |
No |
| — S7 communication |
Yes |
| — Equidistance mode support |
No |
| — SYNC/FREEZE |
No |
| — Activation/deactivation of DP slaves |
No |
| — Direct data exchange (slave-to-slave communication) |
No |
| Address area |
| — Inputs, max. |
2 kbyte |
| — Outputs, max. |
2 kbyte |
| User data per DP slave |
| — User data per DP slave, max. |
244 byte |
| — Inputs, max. |
244 byte |
| — Outputs, max. |
244 byte |
| — Slots, max. |
244 |
| — per slot, max. |
128 byte |
| DP slave |
| ● Number of connections |
No configuration of CPU as DP slave |
| 3rd interface |
| Interface type |
Pluggable synchronization submodule (FO) |
| Plug-in interface modules |
Synchronization submodule IF 960 6ES7 960-1AA04-0XA0 |
| 4th interface |
| Interface type |
Pluggable synchronization submodule (FO) |
| Plug-in interface modules |
Synchronization submodule IF 960 6ES7 960-1AA04-0XA0 |
| Isochronous mode |
| Isochronous operation (application synchronized up to terminal) |
No |
| equidistance |
No |
| Communication functions |
| PG/OP communication |
Yes |
| ● Number of connectable OPs without message processing |
15 |
| ● Number of connectable OPs with message processing |
8 |
| Global data communication |
| ● supported |
No |
| S7 basic communication |
| ● supported |
No |
| S7 communication |
| ● supported |
Yes |
| ● as server |
Yes |
| ● As client |
Yes |
| ● User data per job, max. |
64 kbyte |
| ● User data per job (of which consistent), max. |
462 byte; 1 variable |
| S5-compatible communication |
| ● supported |
Yes; (via CP max. 10 and FC AG_SEND and FC AG_RECV) |
| ● User data per job, max. |
8 kbyte |
| ● User data per job (of which consistent), max. |
240 byte |
| ● Number of simultaneous AG-SEND/AG-RECV orders per CPU, max. |
24/24 |
| Standard communication (FMS) |
| ● supported |
Yes; Via CP and loadable FB |
| Number of connections |
| ● overall |
16 |
| ● usable for PG communication |
|
| — reserved for PG communication |
1 |
| — Adjustable for PG communication, max. |
0 |
| ● usable for OP communication |
|
| — reserved for OP communication |
1 |
| — adjustable for OP communication, max. |
0 |
| ● usable for S7 basic communication |
|
| — Reserved for S7 basic communication |
0 |
| — adjustable for S7 basic communication, max. |
0 |
| ● usable for S7 communication |
|
| — reserved for S7 communication |
0 |
| — Adjustable for S7 communication, max. |
0 |
| ● usable for routing |
|
| — Reserved for routing |
0 |
| — adjustable for routing, max. |
0 |
| S7 message functions |
| Number of login stations for message functions, max. |
8 |
| Symbol-related messages |
No |
| Block related messages |
Yes |
| simultaneously active Alarm-S blocks, max. |
100 |
| Alarm 8-blocks |
Yes |
| ● Number of instances for alarm 8 and S7 communication blocks, max. |
600 |
| ● preset, max. |
300 |
| Process control messages |
Yes |
| Number of archives that can log on simultaneously (SFB 37 AR_SEND) |
16 |
| Test commissioning functions |
| Status block |
Yes |
| Single step |
Yes |
| Number of breakpoints |
4 |
| Status/control |
| ● Status/control variable |
Yes |
| ● Variables |
Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters |
| ● Number of variables, max. |
70 |
| Forcing |
| ● Forcing |
Yes |
| ● Force, variables |
Inputs/outputs, bit memories, distributed I/Os |
| ● Number of variables, max. |
256 |
| Diagnostic buffer |
| ● present |
Yes |
| ● Number of entries, max. |
3 200 |
| — can be set |
Yes |
| — preset |
120 |
| Configuration |
| Configuration software |
| ● STEP 7 |
Yes |
| programming |
| ● Command set |
see instruction list |
| ● Nesting levels |
8 |
| ● Access to consistent data in process image |
Yes |
| ● System functions (SFC) |
see instruction list |
| ● System function blocks (SFB) |
see instruction list |
| Programming language |
| — LAD |
Yes |
| — FBD |
Yes |
| — STL |
Yes |
| — SCL |
Yes |
| — CFC |
Yes |
| — GRAPH |
Yes |
| — HiGraph® |
Yes |
| Number of simultaneously active SFCs |
| — RD_REC |
8 |
| — WR_REC |
8 |
| — WR_PARM |
8 |
| — PARM_MOD |
1 |
| — WR_DPARM |
2 |
| — DPNRM_DG |
8 |
| — RDSYSST |
8 |
| — DP_TOPOL |
1 |
| Number of simultaneously active SFBs |
| — RD_REC |
8 |
| — WR_REC |
8 |
| Know-how protection |
| ● User program protection/password protection |
Yes |
| Dimensions |
| Width |
50 mm |
| Height |
290 mm |
| Depth |
219 mm |
| Weights |
| Weight, approx. |
990 g |
| last modified: |
25.09.2014 |
