| SIMATIC S7-400, CPU 417-4 Central processing unit with: Work memory 20 MB (10 MB code; 10 MB data) 1st interface MPI 12 Mbit/s; 2nd interface PROFIBUS DP, 3rd/4th interface plug-in IFM module |
General information |
Product type designation | CPU 417-4 |
Firmware version | V4.0 |
Engineering with |
Programming package | STEP 7 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 byte | 40 µs |
Supply voltage |
Rated value (DC) | |
24 V DC | Yes |
Input current |
from backplane bus 5 V DC, max. | 1.7 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 loss |
Power loss, typ. | 6 W |
Memory |
Work memory |
integrated (for program) | 10 Mbyte |
integrated (for data) | 10 Mbyte |
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. | 16 Mbyte |
Backup |
present | Yes |
with battery | Yes; all data |
without battery | No |
Battery |
Backup battery |
Backup current, typ. | 600 µA |
Backup current, max. | 1 810 µA |
Feeding of external backup voltage to CPU | 5 V DC to 15 V DC |
CPU processing times |
for bit operations, typ. | 0.03 µs |
for word operations, typ. | 0.03 µs |
for fixed point arithmetic, typ. | 0.03 µs |
for floating point arithmetic, typ. | 0.09 µs |
CPU-blocks |
DB |
Number, max. | 8 192; DB 0 reserved |
Size, max. | 64 kbyte |
FB |
Number, max. | 6 144 |
Size, max. | 64 kbyte |
FC |
Number, max. | 6 144 |
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 cyclic 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 |
— adjustable | 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 |
— adjustable | 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 in 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 |
Address area |
I/O address area |
Inputs | 16 kbyte |
Outputs | 16 kbyte |
Process image |
Inputs, adjustable | 16 kbyte |
Outputs, adjustable | 16 kbyte |
Inputs, default | 1 024 byte |
Outputs, default | 1 024 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 |
— of which central | 131 072 |
Outputs | 131 072 |
— of which central | 131 072 |
Analog channels |
Inputs | 8 192 |
— of which central | 8 192 |
Outputs | 8 192 |
— of which central | 8 192 |
Hardware configuration |
Number of expansion units, max. | 21; of which 6 ER with K-bus |
connectable OPs | 63 without message processing, 16 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 CP | 10; via CP 443-5 Ext. |
via IM 467 | 4 |
Mixed mode IM + CP permitted | No; IM 467 cannot be used with CP 443-5 Ext., IM 467 cannot be used with CP 443-1 EX40 in PROFINET IO mode |
via interface module | 2; IF 964-DP |
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, PtP | CP 440: Limited by number of slots; CP 441: limited by number of connections |
CP, LAN | Limited by number of slots and number of connections |
PROFIBUS and Ethernet CPs | 14; incl. CP 443-5 Ext. and IM 467 |
Slots |
required slots | 2 |
Time of day |
Clock |
Hardware clock (real-time) | Yes |
retentive and synchronizable | Yes |
Resolution | 1 ms |
Deviation per day (buffered), max. | Power off |
Deviation per day (unbuffered), max. | Power on |
Operating hours counter |
Number | 8 |
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 |
to IF 964 DP | Yes; as Master or Slave |
1. Interface |
Physics | RS 485 / PROFIBUS |
Isolated | Yes |
Number of connection resources | MPI: 44, DP: 32 |
Protocols |
MPI | Yes |
PROFIBUS DP master | Yes |
PROFIBUS 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 |
PROFIBUS 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 | 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 |
PROFIBUS DP slave |
Transmission rate, max. | 12 Mbit/s |
Address area, max. | 32 |
User data per address area, max. | 32 byte |
— of which consistent, max. | 32 byte |
Services |
— PG/OP communication | Yes |
— Routing | Yes |
Transfer memory |
— Inputs | 244 byte |
— Outputs | 244 byte |
2. Interface |
Physics | RS 485 / PROFIBUS |
Isolated | Yes |
Number of connection resources | 32 |
Protocols |
PROFIBUS DP master | Yes |
PROFIBUS DP slave | Yes |
PROFIBUS 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 | 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 |
PROFIBUS DP slave |
Transmission rate, max. | 12 Mbit/s |
Address area, max. | 32 |
User data per address area, max. | 32 byte |
— of which consistent, max. | 32 byte |
Services |
— Routing | Yes |
Transfer memory |
— Inputs | 244 byte |
— Outputs | 244 byte |
3. Interface |
Interface type | Pluggable interface module (IF), technical data as for 2nd interface |
Plug-in interface modules | IF 964-DP |
4. Interface |
Interface type | Pluggable interface module (IF), technical data as for 2nd interface |
Plug-in interface modules | IF 964-DP |
Isochronous mode |
Isochronous operation (application synchronized up to terminal) | Yes |
Equidistance | Yes |
User data per isochronous slave, max. | 244 byte |
shortest clock pulse | 1 ms |
Communication functions |
PG/OP communication | Yes |
Global data communication |
supported | Yes |
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. | 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 |
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. | 16 |
Symbol-related messages | Yes |
Program alarms | Yes |
simultaneously active Alarm-S blocks, max. | ALARM_S/SQ blocks or ALARM_D/DQ blocks |
Alarm 8-blocks | Yes |
Number of instances for alarm 8 and S7 communication blocks, max. | Number of communication jobs for Alarm_8 blocks and for blocks for S7 Communication |
Process control messages | Yes |
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 |
Forcing |
Forcing | Yes |
Diagnostic buffer |
present | Yes |
Number of entries, max. | 3 200 |
— adjustable | Yes |
— preset | 120 |
Configuration |
Configuration software |
STEP 7 | Yes |
Programming |
Nesting levels | 8 |
Programming language |
— LAD | Yes |
— FBD | Yes |
— STL | Yes |
— SCL | Yes |
— CFC | Yes |
— GRAPH | Yes |
— HiGraph® | Yes |
Number of simultaneously active SFCs |
— RDSYSST | 1 to 8 |
Know-how protection |
User program protection/password protection | Yes |
Dimensions |
Width | 50 mm |
Height | 290 mm |
Depth | 219 mm |
Weights |
Weight, approx. | 1 070 g |
last modified: | 03/13/2019 |