General information | | | |
Product type designation | CPU 412-1 | CPU 412-2 | CPU 412-2 PN |
Engineering with | | | |
| STEP 7 V5.4 or higher with HSP 261 | STEP 7 V5.4 or higher with HSP 261 | STEP 7 V5.5 or higher with HSP 262 |
Supply voltage | | | |
Rated value (DC) | | | |
| No; Power supply via system power supply | No; Power supply via system power supply | No; Power supply via system power supply |
Power loss | | | |
Power loss, typ. | 3.5 W | 4.5 W | 5.5 W |
Memory | | | |
Work memory | | | |
| 512 kbyte | 1 Mbyte | 1 Mbyte |
| 256 kbyte | 512 kbyte | 512 kbyte |
| 256 kbyte | 512 kbyte | 512 kbyte |
Load memory | | | |
| 64 Mbyte | 64 Mbyte | 64 Mbyte |
| 512 kbyte | 512 kbyte | 512 kbyte |
| 64 Mbyte | 64 Mbyte | 64 Mbyte |
CPU processing times | | | |
for bit operations, typ. | 31.25 ns | 31.25 ns | 31.25 ns |
for word operations, typ. | 31.25 ns | 31.25 ns | 31.25 ns |
for fixed point arithmetic, typ. | 31.25 ns | 31.25 ns | 31.25 ns |
for floating point arithmetic, typ. | 62.5 ns | 62.5 ns | 62.5 ns |
Counters, timers and their retentivity | | | |
S7 counter | | | |
| 2 048 | 2 048 | 2 048 |
IEC counter | | | |
| Yes | Yes | Yes |
S7 times | | | |
| 2 048 | 2 048 | 2 048 |
IEC timer | | | |
| Yes | Yes | Yes |
Data areas and their retentivity | | | |
Flag | | | |
| 4 kbyte; Size of bit memory address area | 4 kbyte; Size of bit memory address area | 4 kbyte; Size of bit memory address area |
Address area | | | |
I/O address area | | | |
| 4 kbyte | 4 kbyte | 4 kbyte |
| 4 kbyte | 4 kbyte | 4 kbyte |
Process image | | | |
| 4 kbyte | 4 kbyte | 4 kbyte |
| 4 kbyte | 4 kbyte | 4 kbyte |
Time of day | | | |
Clock | | | |
| Yes | Yes | Yes |
Operating hours counter | | | |
| 16 | 16 | 16 |
Interfaces | | | |
Interfaces/bus type | 1 x MPI/PROFIBUS DP | 1 x MPI/PROFIBUS DP, 1 x PROFIBUS DP | 1 x MPI/PROFIBUS DP, 1 x PROFINET (2 ports) |
Number of RS 485 interfaces | 1; Combined MPI / PROFIBUS DP | 2; Combined MPI / PROFIBUS DP and PROFIBUS DP | 1; Combined MPI / PROFIBUS DP |
1. Interface | | | |
Interface type | Integrated | Integrated | Integrated |
Physics | RS 485 / PROFIBUS + MPI | RS 485 / PROFIBUS + MPI | RS 485 / PROFIBUS + MPI |
Functionality | | | |
| Yes | Yes | Yes |
| Yes | Yes | Yes |
| Yes | Yes | Yes |
DP master | | | |
| 32 | 32 | 32 |
2. Interface | | | |
Interface type | | Integrated | PROFINET |
Physics | | RS 485 / PROFIBUS | Ethernet RJ45 |
Interface types | | | |
| | | 2 |
Functionality | | | |
| | | Yes |
| | | Yes |
| | | Yes |
| | Yes | No |
| | Yes | No |
DP master | | | |
| | 64 | |
Isochronous mode | | | |
Isochronous operation (application synchronized up to terminal) | Yes; For PROFIBUS only | Yes; For PROFIBUS only | Yes; Via PROFIBUS DP or PROFINET interface |
Communication functions | | | |
PG/OP communication | Yes | Yes | Yes |
Data record routing | Yes | Yes | Yes |
Global data communication | | | |
| Yes | Yes | Yes |
S7 basic communication | | | |
| Yes | Yes | Yes |
S7 communication | | | |
| Yes | Yes | Yes |
S5 compatible communication | | | |
| Yes; Via FC AG_SEND and AG_RECV, max. via 10 CP 443-1 or 443-5 | Yes; Via FC AG_SEND and AG_RECV, max. via 10 CP 443-1 or 443-5 | Yes; Via FC AG_SEND and AG_RECV, max. via 10 CP 443-1 or 443-5 |
Standard communication (FMS) | | | |
| Yes; Via CP and loadable FB | Yes; Via CP and loadable FB | Yes; Via CP and loadable FB |
Open IE communication | | | |
| | | Yes; via integrated PROFINET interface and loadable FBs |
| | | 46 |
| Via CP 443-1 Adv. and loadable FB | Via CP 443-1 and loadable FB | Yes; Via integrated PROFINET interface or CP 443-1 Adv. and loadable FBs |
| | | 46 |
| | | Yes; via integrated PROFINET interface and loadable FBs |
| | | 46 |
Web server | | | |
| No | No | Yes |
Number of connections | | | |
| 48 | 48 | 48 |
Standards, approvals, certificates | | | |
Use in hazardous areas | | | |
| ATEX II 3G Ex nA IIC T4 Gc | ATEX II 3G Ex nA IIC T4 Gc | ATEX II 3G Ex nA IIC T4 Gc |
Ambient conditions | | | |
Ambient temperature during operation | | | |
| 0 °C | 0 °C | 0 °C |
| 60 °C | 60 °C | 60 °C |
Configuration | | | |
Know-how protection | | | |
| Yes | Yes | Yes |
| Yes; With S7 block Privacy | Yes; With S7 block Privacy | Yes; With S7 block Privacy |
Dimensions | | | |
Width | 25 mm | 25 mm | 25 mm |
Height | 290 mm | 290 mm | 290 mm |
Depth | 219 mm | 219 mm | 219 mm |
Weights | | | |
Weight, approx. | 700 g | 700 g | 750 g |