To Add a Terminal Connection to Existing Panel

Additional slots can be added to the existing equipment through Panel Manager.

Open the Cable Manager from the Equipment & Cable ribbon.
To add additional select device from data grid and click Device Manager from ribbon menu .

The Panel Manager will open.
Right-click on the last slot and select Add Slot.
To name the slot, type X2 in the Name field on the right hand side and click OK to close the Panel Manager.
The New connection is now added and can be seen in cable manager data grid.