Preparation: Create symbol configuration in e!COCKPIT

  1. Open e!COCKPIT.
  2. Open the program structure and build your program.
  3. Right-click the application (offline) and select Symbol Configuration from the context menu.
  4. Select the option “Support OPC UA functionalities” in the dialog.
  5. Click [Add] to create the symbol configuration.
  6. The “Symbol Configuration” tab appears.
  7. Click [Create] because the program must be compilable for the next steps.
  8. Select those variables from the list that are to be published by the server via OPC UA.
  1. The selected symbol configuration is automatically transferred to the controller via download / online change the next time it is connected. The parameters are initially available on the controller in the standard format according to the PLCopen specification.
    The symbol configuration is saved as a file in the project directory in which the “.ecp” project file is also located.