S7 200 CPU SR40 alarm ???

SIMATIC S7-200/300/400, Step7, PCS7, CFC, SFC, PDM, PLCSIM,
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S7 200 CPU SR40 alarm ???

Post by vandungeebk » Fri Oct 04, 2019 1:29 am

i have a PLC SIEMENS s7 200 smart cpu sr40 alarm. after i change new cpu and download program to new CPU, cpu model is same. But my system don't work, RUN led green, can you help me?

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Re: S7 200 CPU SR40 alarm ???

Post by sania » Fri Oct 04, 2019 1:09 pm

I'm not sure, but I think in our community no Image
if you are want answers share more info.
what this mean "alarm", "don't work", etc.
what your experience in s7200?

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