A logger aka Historian for substation
Run Routine
Check for OPC configurations
Try to start OPC client
if failed, stop client with a message
If window is visible then show message to inform OPC client connection faliure
The software will run from Task Scheduler
No interaction from user
Software will fail if there is ill configured OPC parameteres
Software run usually by user
Check for OPC configurations
Try to start OPC client; if failed, stop client with a message
There should be a manaual button that starts the OPC client.
If there is any change on the opc config then the OPC client should restart.