AH500 Hardware and  Operation  Manual 
9-22 
 
Deleting a single network by means of a context menu 
After users right-click a network, and click Delete the Network on the context menu, the network and the 
lines connected to the network will disappear. 
 
 
 
Deleting several devices or several networks 
Users can select several objects by holding down Shift on the keyboard. Besides, the users can select 
multiple devices by dragging a selection net around them, or selecting all the objects in the working area 
by pressing Ctrl+A on the keyboard. 
 
 
After the users click Delete Selections on the Edit menu, click    on the toolbar, or press Delete on 
the keyboard, the objects selected will be deleted. However, the PLC for which a project is created and 
the modules connected to the PLC can not be deleted. Besides, if a PLC is deleted, the modules 
connected to the PLC will also be deleted.