S5 CPU921 CPU "PAA" fault

  • Thread starter Mehmet_Ilker_YILMAZ
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Mehmet_Ilker_YILMAZ

We have an S5 135 PLC with aCPU921 on it. While running at some instant PLC goes into stop. When I observe the ISTACK I found the fault code is "PAA" What does this fault mean? What may be possible causes for this fault? Ilker YILMAZ Automation Engineer
 
Dear Mr. Yýlmaz, Please contact with us from our telephone: 90-216-4593676 > We have an S5 135 PLC with aCPU921 on it. While running at some instant PLC goes into stop. When I observe the ISTACK I found the fault code is > "PAA" > > What does this fault mean? What may be possible causes for this fault? > > Ilker YILMAZ > > Automation Engineer
 
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