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Am using an electronic digital display to see the RPM of ABB ACS 550 drive, which is showing negative value when the motor & drive in stop mode but it is showing correct value during the run mode. can anyone help me out??
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Answer / cae
Thank you Chandra padhi, but cud u please tell me how to do that in briefly. Am very thankful to u if u help me
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Answer / gobinda chandra padhi
I think Zero adjustment required and check the range of the controller.
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