Interface Module IM365Siemens
Interface Module IM365
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Why do I get an error on the SM331 after re-powering the CPU?

Why do I get an error on the SM331 after re-powering the CPU or after changing the module?

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Top answer

This error occurs when the CPU shuts down incorrectly (when it shuts down in RUN mode). The solution to this problem is to open OB122 into the utility.

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