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Why can I no longer read from the ATV61 drive with modbus, when the drive is running?

Published date: 21 January 2019

Issue:
Cannot read from the ATV61 drive with modbus, when the drive is running?

 Product Line:
ATV61/71, ATV32, ATV212, ATV312, ATV12
 
Environment:
All models and serial numbers
 
Cause:
The most likely cause is electrical noise coupled on the communication cable.
 
Resolution:
Move the communication cable(s) as far as possible away from any motor wires or voltage supply wires. 
 

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