這里必須保證沒有超過允許的PBC塊的最大數(shù)。下表中列出了各種S7-400 CPU所允許的最多PBC個數(shù)。
| CPU | Article number | Max. number of simultaneous CFB blocks (default) | Max. number of archives logged on simultaneously (SFB 37 AR_SEND) |
|---|---|---|---|
| CPU 412-1 MPI/DP | 6ES7412-1XF04-0AB0 | 300 (150) | 4 |
| 6ES7412-1XJ05-0AB0 | 300 (150) | 4 | |
| 6ES7412-1XJ07-0AB0 | 300 (150) | 4 | |
| CPU 412-2 MPI/DP | 6ES7412-2XG04-0AB0 | 300 (150) | 4 |
| 6ES7412-2XJ05-0AB0 | 300 (150) | 4 | |
| 6ES7412-2XK07-0AB0 | 300 (150) | 4 | |
| CPU 412-2 PN |
6ES7412-2EK06-0AB0 |
300 (150) | 4 |
| 6ES7412-2EK06-0AB0 | 300 (150) | 4 | |
| CPU 414-2 MPI/DP |
6ES7414-2XG04-0AB0 |
600 (300) | 16 |
|
6ES7414-2XK05-0AB0 |
1200 (300) | 16 | |
|
6ES7414-2XL07-0AB0 |
1200 (300) | 16 | |
| CPU 414-3 |
6ES7414-3XJ04-0AB0 |
600 (300) | 16 |
|
6ES7414-3XM05-0AB0 |
1200 (300) | 16 | |
|
6ES7414-3XM07-0AB0 |
1200 (300) | 16 | |
| CPU 414-3 PN/DP |
6ES7414-3EM05-0AB0 |
1200 (300) | 16 |
| 6ES7414-3EM06-0AB0 | 1200 (300) | 16 | |
| 6ES7414-3EM07-0AB0 | 1200 (300) | 16 | |
| CPU 414F-3 PN/DP |
6ES7414-3FM06-0AB0 |
1200 (300) | 16 |
|
6ES7414-3FM07-0AB0 |
1200 (300) | 16 | |
| CPU 416-2 |
6ES7416-2XK04-0AB0 |
1800 (600) | 32 |
|
6ES7416-2XN05-0AB0 |
4000 (600) | 32 | |
|
6ES7416-2XP07-0AB0 |
4000 (600) | 32 | |
| CPU 416F-2 |
6ES7416-2FK04-0AB0 |
1800 (600) | 32 |
|
6ES7416-2FN05-0AB0 |
4000 (600) | 32 | |
|
6ES7416-2FP07-0AB0 |
4000 (600) | 32 | |
| CPU 416-3 |
6ES7416-3XL04-0AB0 |
1800 (600) | 32 |
| 6ES7416-3XR05-0AB0 | 4000 (600) | 32 | |
| 6ES7416-3XS07-0AB0 | 4000 (600) | 32 | |
| CPU 416-3 PN/DP |
6ES7416-3ER05-0AB0 |
4000 (600) | 32 |
|
6ES7416-3ES06-0AB0 |
4000 (600) | 32 | |
|
6ES7416-3ES07-0AB0 |
4000 (600) | 32 | |
| CPU 416F-3 PN/DP | 6ES7416-3FR05-0AB0 | 4000 (600) | 32 |
| 6ES7416-3FS06-0AB0 | 4000 (600) | 32 | |
| 6ES7416-3FS07-0AB0 | 4000 (600) | 32 | |
| CPU417-4 |
6ES7417-4XL04-0AB0 |
10000 (1200) | 64 |
|
6ES7417-4XT05-0AB0 |
10000 (1200) | 64 | |
| 6ES7417-4XT07-0AB0 | 10000 (1200) | 64 | |
| CPU 410-5H |
6ES7410-5HX08-0AB0 |
10000 (10000) | 64 |
| CPU 410E |
6ES7410-5HM08-0AB0 |
10000 (10000) | 64 |
| CPU 410 SMART | 6ES7410-5HN08-0AB0 | 10000 (10000) | 64 |
| CPU 412-5H |
6ES7 412-5HK06-0AB0 |
600 (300) | 16 |
| CPU 414-5H |
6ES7414-5HM06-0AB0 |
2500 (900) | 16 |
| CPU 416-5H |
6ES7416-5HS06-0AB0 |
10000 (1200) | 64 |
| CPU 417-5H |
6ES7417-5HT06-0AB0 |
10000 (1200) | 64 |
| CPU 414-4H |
6ES7414-4HM14-0AB0 |
1200 (900) | 16 |
| CPU 417-4H |
6ES7417-4HT14-0AB0 |
10000 (1200) | 64 |
| CPU 412-3H |
6ES7412-3HJ14-0AB0 |
600 (300) | 16 |
