| Logic function modules | |||
| Type | Functions | Logic function | RC/SIL |
| 42100 |
4 |
AND element with 5 inputs, 1 with OR |
7/4 |
| 42110 |
8 |
AND element with 2 inputs | 7/4 |
| 42200 |
7 |
Element combination AND/OR/blocking element | 7/4 |
| 42300 |
8 |
OR element with 2 inputs | 7/4 |
| 42400 |
4 |
Blocking element, direct and inverted output | 7/4 |
| 42500 |
4 |
Selection element, 2oo3 voting | 7/4 |