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SIMATIC S7-400, CPU 416F-2 CENTRAL PROCESSING UNIT WITH: 2.8 MB WORKING MEMORY, (1.4 MB CODE, 1.4 MB DATA), 1. INTERFACE MPI/DP 12 MBIT/S, 2. INTERFACE PROFIBUS DP APPLICABLE W. SOFTWARE PACKAGE DISTRIBUTED SAFETY >= V5.2 |
General information |
Firmware version |
V4.0 |
Engineering with |
● Programming package |
STEP7 V5.2 SP1 HF3 or higher with HW update |
CiR - Configuration in RUN |
CiR synchronization time, basic load |
100 ms |
CiR synchronization time, time per I/O slave |
40 µs |
Supply voltage |
24 V DC |
Yes |
Input current |
from backplane bus 5 V DC, typ. |
1.5 A |
from backplane bus 5 V DC, max. |
1.6 A |
from backplane bus 24 V DC, max. |
Total current consumption of the components connected to the MPI/DP interfaces, but no more than 150 mA per interface |
Power losses |
Power loss, typ. |
4.5 W |
Memory |
Work memory |
● integrated (for program) |
1 400 kbyte |
● integrated (for data) |
1 400 kbyte |
● expandable |
No |
Load memory |
● expandable FEPROM |
Yes; with Memory Card (FLASH) |
● expandable FEPROM, max. |
64 Mbyte |
● integrated RAM, max. |
256 kbyte |
● expandable RAM |
Yes; with Memory Card (RAM) |
● expandable RAM, max. |
64 Mbyte |
Backup |
● present |
Yes |
● with battery |
Yes; all data |
● without battery |
No |
Battery |
Backup battery |
● Backup current, typ. |
550 µA |
● Backup current, max. |
1 539 µA |
● Backup time, max. |
144 d |
● Feeding of external backup voltage to CPU |
5 to 15 VDC |
CPU processing times |
for bit operations, typ. |
0.04 µs |
for word operations, typ. |
0.04 µs |
for fixed point arithmetic, typ. |
0.04 µs |
for floating point arithmetic, typ. |
0.12 µs |
CPU-blocks |
DB |
● Number, max. |
4 095; DB 0 reserved |
● Size, max. |
64 kbyte |
FB |
● Number, max. |
2 048 |
● Size, max. |
64 kbyte |
FC |
● Number, max. |
2 048 |
● Size, max. |
64 kbyte |
OB |
● Number, max. |
see instruction list |
● Size, max. |
64 kbyte |
● Number of time alarm OBs |
8 |
● Number of delay alarm OBs |
4 |
● Number of time interrupt OBs |
9 |
● Number of process alarm OBs |
8 |
● Number of multicomputing OBs |
1 |
Nesting depth |
● per priority class |
24 |
● additional within an error OB |
2 |
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. |
16 kbyte |
● Retentivity available |
Yes; MB 0 to MB 16383 |
● Retentivity preset |
MB 0 to MB 15 |
● Number of clock memories |
8; 1 memory byte |
Data blocks |
● Number, max. |
4 095; DB 0 reserved |
● Size, max. |
64 kbyte |
Local data |
● adjustable, max. |
32 kbyte |
● preset |
16 kbyte |
Address area |
I/O address area |
● Inputs |
16 kbyte |
● Outputs |
16 kbyte |
of which, distributed |
— MPI/DP interface, inputs |
2 kbyte |
— MPI/DP interface, outputs |
2 kbyte |
— DP interface, inputs |
8 kbyte; for each line that is operated in isochronous mode, i.e. to which an OB61 to 62 has been assigned, the distributed IO address areas are halved |
— DP interface, outputs |
8 kbyte; for each line that is operated in isochronous mode, i.e. to which an OB61 to 62 has been assigned, the distributed IO address areas are halved |
Process image |
● Inputs, adjustable |
16 kbyte |
● Outputs, adjustable |
16 kbyte |
● Inputs, default |
512 byte |
● Outputs, default |
512 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 |
131 072 |
● Outputs |
131 072 |
● Inputs, of which central |
131 072 |
● Outputs, of which central |
131 072 |
Analog channels |
● Inputs |
8 192 |
● Outputs |
8 192 |
● Inputs, of which central |
8 192 |
● Outputs, of which central |
8 192 |
Hardware configuration |
Expansion devices, max. |
21; of which 6 ER with K-bus |
connectable OPs |
63 without message processing, 12 with message processing |
Multicomputing |
Yes; 4 CPUs max. (with UR1 or UR2) |
Interface modules |
● Number of connectable IMs (total), max. |
6 |
● Number of connectable IM 460s, max. |
6 |
● Number of connectable IM 463s, max. |
4; IM 463-2 |
Number of DP masters |
● Integrated |
2 |
● via IM 467 |
4 |
● Via CP |
10; CP 443-5 Extended |
● Mixed mode IM + CP permitted |
No; IM 467 cannot be used jointly with CP 443-5 Ext. |
● Number of pluggable S5 modules (via adapter capsule in central device), max. |
6 |
Number of operable FMs and CPs (recommended) |
● FM |
Limited by number of slots and number of connections |
● CP, point-to-point |
CP 440: Limited by number of slots; CP 441: limited by number of connections |
● CP, LAN |
limited by number of connections |
● PROFIBUS and Ethernet CPs |
14; incl. CP 443-5 Ext. and IM 467 |
Slots |
● Required slots |
1 |
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 on |
● Deviation per day (unbuffered) max. |
8.6 s; Power off |
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 |
1st interface |
Interface type |
Integrated |
Physics |
RS 485 / PROFIBUS |
Isolated |
Yes |
Power supply to interface (15 to 30 V DC), max. |
150 mA |
Number of connection resources |
MPI: 44, DP: 32 |
Functionality |
● MPI |
Yes |
● DP master |
Yes |
● DP slave |
Yes |
MPI |
● Number of connections |
44 |
● Transmission rate, max. |
12 Mbit/s |
Services |
— PG/OP communication |
Yes |
— Routing |
Yes |
— Global data communication |
Yes |
— S7 basic communication |
Yes |
— S7 communication |
Yes |
DP master |
● Number of connections, max. |
32; If a diagnostics repeater is used on the line, the number of connection resources on the line is reduced by 1 |
● Transmission rate, max. |
12 Mbit/s |
● Number of DP slaves, max. |
32 |
Services |
— PG/OP communication |
Yes |
— Routing |
Yes |
— Global data communication |
Yes |
— S7 basic communication |
Yes |
— S7 communication |
Yes |
— Equidistance mode support |
Yes |
— SYNC/FREEZE |
Yes |
— Activation/deactivation of DP slaves |
Yes |
— Direct data exchange (slave-to-slave communication) |
Yes |
Address area |
— Inputs, max. |
2 kbyte |
— Outputs, max. |
2 kbyte |
User data per DP slave |
— Inputs, max. |
244 byte |
— Outputs, max. |
244 byte |
— Slots, max. |
244 |
— per slot, max. |
128 byte |
DP slave |
● GSD file |
http://www.ad.siemens.de/csi_e/gsd |
● Transmission rate, max. |
12 Mbit/s |
● Address area, max. |
32 |
● User data per address area, max. |
32 byte |
● User data per address area, of which consistent, max. |
32 byte |
Services |
— PG/OP communication |
Yes |
— Routing |
Yes |
Transfer memory |
— Inputs |
244 byte |
— Outputs |
244 byte |
2nd interface |
Interface type |
Integrated |
Physics |
RS 485 / PROFIBUS |
Isolated |
Yes |
Power supply to interface (15 to 30 V DC), max. |
150 mA |
Number of connection resources |
32 |
Functionality |
● DP master |
Yes |
● DP slave |
Yes |
DP master |
● Number of connections, max. |
32; If a diagnostics repeater is used on the line, the number of connection resources on the line is reduced by 1 |
● Transmission rate, max. |
12 Mbit/s |
● Number of DP slaves, max. |
125 |
Services |
— PG/OP communication |
Yes |
— Routing |
Yes |
— Global data communication |
Yes |
— S7 basic communication |
Yes |
— S7 communication |
Yes |
— Equidistance mode support |
Yes |
— SYNC/FREEZE |
Yes |
— Activation/deactivation of DP slaves |
Yes |
— Direct data exchange (slave-to-slave communication) |
Yes |
Address area |
— Inputs, max. |
8 kbyte |
— Outputs, max. |
8 kbyte |
User data per DP slave |
— Inputs, max. |
244 byte |
— Outputs, max. |
244 byte |
— Slots, max. |
244 |
— per slot, max. |
128 byte |
DP slave |
● GSD file |
http://www.ad.siemens.de/csi_e/gsd |
● Transmission rate, max. |
12 Mbit/s |
● Address area, max. |
32 |
● User data per address area, max. |
32 byte |
● User data per address area, of which consistent, max. |
32 byte |
Services |
— Routing |
Yes |
Transfer memory |
— Inputs |
244 byte |
— Outputs |
244 byte |
Isochronous mode |
Isochronous operation (application synchronized up to terminal) |
Yes |
User data per isochronous slave, max. |
244 byte |
equidistance |
Yes |
shortest clock pulse |
1 ms; 0.5 ms without use of SFC 126, 127 |
max. cycle |
32 ms |
Communication functions |
PG/OP communication |
Yes |
● Number of connectable OPs without message processing |
63 |
● Number of connectable OPs with message processing |
12 |
Global data communication |
● supported |
Yes |
● Number of GD loops, max. |
16 |
● Number of GD packets, transmitter, max. |
16 |
● Number of GD packets, receiver, max. |
32 |
● Size of GD packets, max. |
64 byte |
● Size of GD packet (of which consistent), max. |
1 variable |
S7 basic communication |
● supported |
Yes; in MPI mode via: SFC X_SEND, X_RCV, X_GET and X_PUT; in DP master mode via: SFC I_GET and I_PUT |
● User data per job, max. |
76 byte |
● User data per job (of which consistent), max. |
1 variable |
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 FC AG_SEND and AG_RECV, max. via 10 CP 443-1 or 443-5 |
● User data per job, max. |
8 kbyte |
● User data per job (of which consistent), max. |
240 byte |
Standard communication (FMS) |
● supported |
Yes; Via CP and loadable FB |
Number of connections |
● overall |
64 |
● usable for PG communication |
|
— reserved for PG communication |
1 |
● usable for OP communication |
|
— reserved for OP communication |
1 |
S7 message functions |
Number of login stations for message functions, max. |
12 |
Symbol-related messages |
Yes |
Block related messages |
Yes |
simultaneously active Alarm-S blocks, max. |
200; ALARM_S/SQ blocks or ALARM_D/DQ blocks |
Alarm 8-blocks |
Yes |
● Number of instances for alarm 8 and S7 communication blocks, max. |
1 800 |
● preset, max. |
600 |
Process control messages |
Yes |
Number of archives that can log on simultaneously (SFB 37 AR_SEND) |
32 |
Number of messages |
● overall, max. |
1 024 |
● in 100 ms grid, max. |
128 |
● in 500 ms grid, max. |
512 |
● in 1000 ms grid, max. |
1 024 |
Number of additional values |
● with 100 ms grid, max. |
1 |
● with 500, 1000 ms grid, max. |
10 |
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. |
512 |
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 |
— DPSYC_FR |
2 |
— D_ACT_DP |
4 |
— RD_REC |
8 |
— WR_REC |
8 |
— WR_PARM |
8 |
— PARM_MOD |
1 |
— WR_DPARM |
2 |
— DPNRM_DG |
8 |
— RDSYSST |
8; 1 to 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 |
25 mm |
Height |
290 mm |
Depth |
219 mm |
Weights |
Weight, approx. |
720 g |
last modified: |
25.09.2014 |