238 Rockwell Automation Publication 1426-UM001J-EN-P - August 2019
Chapter 9 Communication
8. From the Processor pull-down menu, choose Logix5000™.
This selection provides symbolic tag addressing.
9. Click Done. 
OPC Topic configuration is complete. You can now use the RSLinx OPC 
Server, and the topic that is just created, to serve data to your application.
Testing the OPC Server by Using Microsoft Excel Software
Follow these steps to test the OPC server.
1. From the Edit menu, choose Copy DDE/OPC Link to check out the 
RSLinx Classic OPC server and the new power monitor topic.
TIP You can also select the SLC™ 5/03 processor type. The topic that uses this 
processor type supports PCCC addressing.