operating speed of DCS is very slow, when operator open a faceplate , it will take 5 to 10 sec to open.
Please identify one slow faceplate and its corresponding Faceplate Element aspect.
Open the FP element in a separate window and call the right click->Diagnostic window.
Please share an image of the diagnostic window
You may have an issue with
- network bandwidth between client and server(s)
- overloaded OPC server
- overloaded PLC
Please return with some more information.
Don't hesitate to have regional ABB support look into this problem.