| SIMATIC S7-400, CPU 414-3 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, 3. IF IFM MODULES PLUGGABLE |
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| General information |
| Hardware product version | 03 |
| Firmware version | V5.3 |
| Engineering with |
| Programming package | STEP7 V 5.3 SP2 or higher with HW update |
| CiR - Configuration in RUN |
| CiR synchronization time, basic load | 100 ms |
| CiR synchronization time, time per I/O slave | 15 µs |
| Supply voltage |
| 24 V DC | No; Power supply via system power supply |
| Input current |
| from backplane bus 5 V DC, typ. | 1.1 A |
| from backplane bus 5 V DC, max. | 1.3 A |
| from backplane bus 24 V DC, max. | 450 mA; 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 |
| Power loss, max. | 6 W |
| Backup battery |
| Battery operation | Not relevant |
| Backup current, typ. | 125 µA |
| Backup current, max. | 550 µA |
| Backup time, max. | See reference manual, module data, Chapter 3.3 |
| Feeding of external backup voltage to CPU | 5 to 15 VDC |
| Feeding of external backup voltage to CPU | 5 to 15 VDC |
| Memory |
| Work memory |
| integrated | 2.8 Mbyte |
| integrated (for program) | 1.4 Mbyte |
| integrated (for data) | 1.4 Mbyte |
| expandable | No |
| Load memory |
| expandable FEPROM | Yes; with Memory Card (FLASH) |
| expandable FEPROM, max. | 64 Mbyte |
| integrated RAM, max. | 512 kbyte |
| expandable RAM | Yes; with Memory Card (RAM) |
| expandable RAM, max. | 64 Mbyte |
| Backup |
| present | Yes |
| with battery | Yes; all data |
| without battery | No |
| CPU processing times |
| for bit operations, min. | 45 ns |
| for word operations, min. | 45 ns |
| for fixed point arithmetic, min. | 45 ns |
| for floating point arithmetic, min. | 135 ns |
| CPU-blocks |
| DB |
| Number, max. | 6000; Number range: 1 to 16000 |
| Size, max. | 64 kbyte |
| FB |
| Number, max. | 3000; Number range: 0 to 7999 |
| Size, max. | 64 kbyte |
| FC |
| Number, max. | 3000; Number range: 0 to 7999 |
| Size, max. | 64 kbyte |
| OB |
| Number, max. | see instruction list |
| Size, max. | 64 kbyte |
| Number of free cycle OBs | 1; OB 1 |
| Number of time alarm OBs | 4; OB 10-13 |
| Number of delay alarm OBs | 4; OB 20-23 |
| Number of time interrupt OBs | 4; OB 32-35 (shortest cycle that can be set = 500 µs) |
| Number of process alarm OBs | 4; OB 40-43 |
| Number of DPV1 alarm OBs | 3; OB 55-57 |
| Number isochronous mode OBs | 3; OB 61-63 |
| Number of multicomputing OBs | 1; OB 60 |
| Number of background OBs | 1; OB 90 |
| Number of startup OBs | 3; OB 100-102 |
| Number of asynchronous error OBs | 9; OB 80-88 |
| Number of synchronous error OBs | 2; OB 121, 122 |
| Nesting depth |
| per priority class | 24 |
| additional within an error OB | 1 |
| Counters, timers and their retentivity |
| S7 counter |
| Number | 2048 |
| Retentivity |
| adjustable | Yes |
| lower limit | 0 |
| upper limit | 2047 |
| preset | Z 0 to Z 7 |
| Counting range |
| lower limit | 0 |
| upper limit | 999 |
| IEC counter |
| present | Yes |
| Type | SFB |
| Number | Unlimited (limited only by RAM capacity) |
| S7 times |
| Number | 2048 |
| Retentivity |
| adjustable | Yes |
| lower limit | 0 |
| upper limit | 2047 |
| preset | No times retentive |
| 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 | Total working and load memory (with backup battery) |
| Flag |
| Number, max. | 8 kbyte; Size of bit memory address area |
| Retentivity available | Yes |
| Retentivity preset | MB 0 to MB 15 |
| Number of clock memories | 8; Назад в раздел
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