Option cards such as Ethernet/IP, Extension IO, and other available cards can be installed on the S100-4X. Installation is slightly different than the standard S100 IP20. Only one option card can be installed at a time. Refer to the below installation steps.

1. Loosen all cover screws.

2. Remove keypad connector.

3. Remove the keypad adapter PCB.  It may be helpful to use a screwdriver to clear the plastic tabs.

4. Once the keypad PCB adapter is removed, install the two standoffs which are included in the Ethernet card kit.

5. Install the the Ethernet card.

6. Install the two screws to secure the Ethernet card to the standoffs.  Snap the keypad adapter PCB into place on top of the Ethernet card.

7. Reconnect keypad connector cable. Connect network cable. Re-install the front cover.

8. C omplete.