WinCC PLC Connectivity - Logical Device Name & PG/PC Interface Alignment

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After confirming the S7-PLC IP address, Rack, and Slot number for the WinCC process connection, you find that WinCC cannot establish PLC communication in runtime.
Further adjustments to align the Set PG/PC interface with the Logical Device Name may be needed in order to establish successful PLC communications.
  1. Siemens Knowledge Hub
  2. WinCC connectivity
  3. WinCC
  4. Set PG/PC
  5. Logical Device Name
  6. S7 Protocol Suite