| | SIMATIC S7-300, CPU 314 CPU WITH MPI INTERFACE, INTEGRATED 24V DC POWER SUPPLY, 96 KBYTE WORKING MEMORY, MICRO MEMORY CARD NECESSARY |
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| Supply voltage |
| Напряжение питания / при пост.токе / Расчётное значение / [nicht versorgt - 120 V] | Да |
| Напряжение питания / при пост.токе / Расчётное значение / минимально | 20,4 V |
| Напряжение питания / при пост.токе / Расчётное значение / максимально | 28,8 V |
| Электропитание / [nicht versorgt - Eingang] / [nicht versorgt - Eingansstrom] |
| потребляемый ток / [nicht versorgt - Nennwert] | 0,6 A |
| Current consumption (in no-load operation), typ. | 60 mA |
| Inrush current, typ. | 2,5 A |
| Прочность при ударном токе / при (8/20) µs | 0,5 A²·s |
| Power losses |
| Power loss, typ. | 2,5 W |
| Memory |
| Work memory |
| Емкость запоминающего устройства / [nicht versorgt - erweiterbar] / [nicht versorgt - integriert] | 96 kbyte |
| Расширение продукта / [nicht versorgt - Arbeitsspeicher] | Нет |
| Load memory |
| pluggable (MMC) | Да |
| pluggable (MMC), max. | 8 Mbyte |
| Data management on MMC (after last programming), min. | 10 a |
| Backup |
| present | Да |
| without battery | Да |
| CPU processing times |
| for bit operations, min. | 0,1 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 |
| DB |
| Number, max. | 511 |
| Size, max. | 16 kbyte |
| FB |
| Number, max. | 1024 |
| Size, max. | 16 kbyte |
| FC |
| Number, max. | 1024 |
| Size, max. | 16 kbyte |
| OB |
| Size, max. | 16 kbyte |
| Number of free cycle OBs | 1 |
| Number of time alarm OBs | 1 |
| Number of delay alarm OBs | 1 |
| Number of time interrupt OBs | 1 |
| Number of process alarm OBs | 1 |
| Number of startup OBs | 1 |
| Number of asynchronous error OBs | 4 |
| Number of synchronous error OBs | 2 |
| Nesting depth |
| per priority class | 8 |
| additional within an error OB | 4 |
| Counters, timers and their retentivity |
| S7 counter |
| Number | 256 |
| Retentivity |
| adjustable | Да |
| lower limit | 0 |
| upper limit | 255 |
| Counting range |
| adjustable | Да |
| lower limit | 0 |
| upper limit | 999 |
| IEC counter |
| present | Да |
| S7 times |
| Number | 256 |
| Retentivity |
| adjustable | Да |
| lower limit | 0 |
| upper limit | 255 |
| Time range |
| lower limit | 10 ms |
| upper limit | 9990 s |
| IEC timer |
| present | Да |
| Data areas and their retentivity |
| Flag |
| Number, max. | 256 byte |
| Retentivity available | Да |
| Number of clock memories | 8 |
| Data blocks |
| Number, max. | 511 |
| Size, max. | 16 kbyte |
| Retentivity adjustable | Да |
| 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 |
| Количиство цифровых выходов / [nicht versorgt - adressierbar] | 1024 |
| Количиство цифровых выходов / [nicht versorgt - adressierbar] | 1024 |
| Inputs, of which central | 1024 |
| Outputs, of which central | 1024 |
| Analog channels |
| Количестыо аналоговых входов / [nicht versorgt - adressierbar] | 256 |
| Количество аналоговых выходов / [nicht versorgt - adressierbar ] | 256 |
| Inputs, of which central | 256 |
| Outputs, of which central | 256 |
| Hardware configuration |
| Racks, max. | 4 |
| Modules per rack, max. | 8 |
| Expansion devices, max. | 3 |
| Number of DP masters |
| integrated | 0 |
| via CP | 4 |
| Number of operable FMs and CPs (recommended) |
| FM | 8 |
| CP, point-to-point | 8 |
| CP, LAN | 10 |
| Time of day |
| Clock |
| Hardware clock (real-time clock) | Да |
| battery-backed and synchronizable | Да |
| Deviation per day, max. | 10 s |
| Backup time | 6 wk |
| Operating hours counter |
| Number | 1 |
| retentive | Да |
| Clock synchronization |
| supported | Да |
| to MPI, master | Да |
| to MPI, slave | Да |
| to DP, master | Нет |
| to DP, slave | Нет |
| in AS, master | Да |
| in AS, slave | Нет |
| on Ethernet via NTP | Нет |
| Digital inputs |
| Количиство цифровых выходов / [nicht versorgt - integriert] | 0 |
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