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On Altivar 320 can you use one 24v dc supply (internal or external) for multiple drives to the STO terminal?

Published date: 10 September 2018

Issue:
On Altivar 320 can you use one 24v dc supply (internal or external) for multiple drives to the STO terminal?

Product Line:
ATV
 
Environment:
All

 
Cause:
Wiring

 
Resolution:
No, to avoid nuisance tripping, you have to have a solid 24v dc to each STO terminal so it is not recommended to use 1- 24v supply to multiple drives.

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