| SIMATIC S7-300, CPU 313C-2 PTP COMPACT CPU WITH MPI, 16 DI/16 DO, 3 FAST COUNTERS (30 KHZ), INTEGRATED INTERFACE RS485, INTEGRATED 24V DC POWER SUPPLY, 32 KBYTE WORKING MEMORY, FRONT CONNECTOR (1 X 40PIN) AND MICRO MEMORY CARD REQUIRED |
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General information |
Hardware product version | 01 |
Firmware version | V2.0.0 |
Engineering with |
Programming package | STEP 7 V5.2 SP1 or higher (with STEP 7 V5.1 SP3 or higher, please use predecessor CPU) |
Supply voltage |
24 V DC | Yes |
permissible range, lower limit (DC) | 20.4 V |
permissible range, upper limit (DC) | 28.8 V |
Load voltage L+ |
Rated value (DC) | 24 V |
permissible range, lower limit (DC) | 20.4 V |
permissible range, upper limit (DC) | 28.8 V |
Input current |
Current consumption (in no-load operation), typ. | 100 mA |
Inrush current, typ. | 11 A |
from supply voltage L+, max. | 700 mA |
Power losses |
Power loss, typ. | 10 W |
Memory |
Work memory |
integrated | 32 kbyte; For program and data |
expandable | No |
Load memory |
pluggable (MMC) | Yes |
pluggable (MMC), max. | 8 Mbyte |
Data management on MMC (after last programming), min. | 10 a |
Backup |
present | Yes; Guaranteed by MMC (maintenance-free) |
without battery | Yes; Program and data |
CPU processing times |
for bit operations, min. | 0.1 µs |
for bit operations, max. | 0.2 µs |
for word operations, min. | 0.2 µs |
for fixed point arithmetic, min. | 2 µs |
for floating point arithmetic, min. | 3 µs |
CPU-blocks |
Number of blocks (total) | 1024; (DBs, FCs, FBs OBs, SDBs); the maximum number of loadable blocks can be reduced by the MMC being used. |
DB |
Number, max. | 511; Number range: 1 to 511 |
Size, max. | 16 kbyte |
FB |
Number, max. | 512; Number range: 0 to 2047 |
Size, max. | 16 kbyte |
FC |
Number, max. | 512; Number range: 0 to 2047 |
Size, max. | 16 kbyte |
OB |
Number, max. | see instruction list |
Size, max. | 16 kbyte |
Number of free cycle OBs | 1; OB 1 |
Number of time alarm OBs | 1; OB 10 |
Number of delay alarm OBs | 1; OB 20 |
Number of time interrupt OBs | 1; OB 35 |
Number of process alarm OBs | 1; OB 40 |
Number of startup OBs | 1; OB 100 |
Number of asynchronous error OBs | 1; OB 80 |
Number of synchronous error OBs | 2; OB 121, 122 |
Nesting depth |
per priority class | 8 |
additional within an error OB | 4 |
Counters, timers and their retentivity |
S7 counter |
Number | 256 |
of which retentive without battery |
adjustable | Yes |
lower limit | 0 |
upper limit | 256 |
Counting range |
lower limit | 0 |
upper limit | 999 |
IEC counter |
present | Yes |
Type | SFB |
Number | Unlimited (limited only by RAM capacity) |
S7 times |
Number | 256 |
Retentivity |
adjustable | Yes |
lower limit | 0 |
upper limit | 256 |
preset | No retentivity |
Time range |
lower limit | 10 ms |
upper limit | 9990 s |
IEC timer |
present | Yes |
Type | SFB |
Number | Unlimited (limited only by RAM capacity) |
Data areas and their retentivity |
retentive data area, total | all |
Flag |
Number, max. | 256 byte |
Retentivity available | Yes; MB 0 to MB 255 |
Retentivity preset | MB 0 to MB 15 |
Number of clock memories | 8; 1 memory byte |
Data blocks |
Number, max. | 511; from DB1 to DB511 |
Size, max. | 16 kbyte |
Retentivity adjustable | No |
Retentivity preset | Yes |
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 |
Default addresses of the integrated channels |
Digital inputs | 124.0 to 125.7 |
Digital outputs | 124.0 to 125.7 |
Digital channels |
Inputs | 1008 |
Outputs | 1008 |
Inputs, of which central |
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