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How do you go from 3 wire control to 2 wire control on the ATV312 drives?

Issue:
How do you go from 3 wire control to 2 wire control on the ATV312 drives?

Product Line:
Altivar ATV31 and ATV312 drives

Environment:
All

Cause:
The drive was programmed for 3 wire control and now they want change it to 2 wire control.

Resolution:
Programming changes
Go In to the IO menu enter.
find TCC enter
If TCC is 3 C change it to 2C for 2 wire control,
Please note this is a special parameter you will need to hold enter for 3 to 4 seconds.


 
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