Creating a Virtual Fieldbus
Select a controller in the Plant structure
workspace.Select the Fieldbus and SoftPLC
tab then select the Controller Fieldbus sub-tab.Double-click the fieldbus configuration to which you want to add a Virtual Fieldbus.
To add a Virtual Fieldbus to the Controller Fieldbus, select Add... in the Virtual Fieldbus section.
The Create Virtual Fieldbus window comes into view.
Enter a Name.
To map signal configurations to the Virtual Fieldbus, select the check boxes for the signal configurations in the Mapping section.

Signal configurations can be mapped later, by double-clicking the Virtual Fieldbus to edit it, or selecting a signal configuration from the table and clicking the Map to Virtual Fieldbus button.
Select Add.
Select Close.
A Virtual Fieldbus is created.
If no signal configurations are mapped to the Virtual Fieldbus, a red exclamation mark appears next to it.