hello every one,

i was writing  a program to control a drive i.e danfoss fc300 with s7 300  ppo type 6 word consistent  all the parameter setting and the configuration are ok bat as soon i put the drive in run mode i will have a profibus fault (w34) in the drive and plc also in profibus fault . the confusing part is if i increase the speed the drive speed also increase 

so u experts can you help me on that thnks

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Split from danfoss programming.