Removal And Installation Of An Expansion Module - Siemens SIMATIC Box PC 840 Manual

SIMATIC Box PC 840 Expansions
4.4.2

Removal and Installation of an Expansion Module

Proceed as follows:
1. Open the housing as described in Section 4.1.
2. Remove all connectors from the expansion module and note the assignment.
3. Remove the device for holding down the modules as described in Section 4.4.1.
4. Undo the screws on the slot plate of the module.
5. Pull the module out of the slot.
6. Proceed in the reverse order to install the new expansion module.
Screws at
slot plate
Slots for expansion modules
Figure 4-9 Removal/Installation of an Expansion Module
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SIMATIC Box PC 840 Manual
A5E00085984-04