CODESYS: Node-RED - Communicating between two CODESYS PLCs via OPC UA
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In this video, I demonstrate how to use Node-RED and OPC UA in order to create a communication path between two CODESYS PLCs and exchange variables. The two CODESYS PLCs are running in two separate PCs and Node-RED is running on a third PC.
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Chapters:
0:00 Introduction and welcome
0:39 Explaining the scenario
1:38 CODESYS PLC settings
2:11 Node-RED project explanation
4:17 PLC to PLC communication
4:41 Thanks for watching