| Overload | Description | 
|---|---|
| FUNC_PLC_SUBSLOT | Subslot # 20312. | 
| Overload | Description | 
|---|---|
| FUNC_PLC_SUBSLOT | Subslot # 20312. | 
Some modules have built-in inputs and outputs or integrated interface modules that are shown as subslots. These subslots are not shown in the PLC navigator and are treated differently for data exchanges.