# \#smart-compontent

**URL:** https://tech-community.robotics.abb.com/tag/smart-compontent/1081.md

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## [Smart component OPC UA client with CoDeSys Control Win V3](https://tech-community.robotics.abb.com/t/smart-component-opc-ua-client-with-codesys-control-win-v3/10420)

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**Author:** [@MartinB](https://tech-community.robotics.abb.com/u/MartinB)\
**Replies:** 5\
**Last updated:** [October 27, 2021, 6:45am UTC](https://tech-community.robotics.abb.com/t/smart-component-opc-ua-client-with-codesys-control-win-v3/10420 "2021-10-27T06:45:01Z")

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Hi, I’m trying to connect RS OPC UA smart component to the OPC UA server established by the CoDeSys SoftPLC. It won’t connect properly when the Secure connection is checked (image to the left). If this option is not che…