Toshiba nv Series Instruction Manual page 40

Select the module under the selected [EtherLANDouble], and then select
[New (W)].
Figure 3-12 Network module registration screen
Connect to [EtherLANDouble].
The FN812 module previously added is displayed in the module addition dialog.
Select it to connect to EtherLANDouble.
Figure 3-13 Network module addition dialog
Unified Controller nv series Ethernet (FN812) Module Operation Manual
3.3 Setting with the Engineering Tool
27