Allen Bradley PowerFlex 753, PowerFlex 755, PowerFlex 755T & PowerFlex 755TS Drive
1
Posts
1
Users
0
Reactions
126
Views
Mar 15, 2024 5:49 am
Cause : Auto Tach Switch- Indication that either of the two following conditions exists.
- Tach switch has occurred and alternate feedback device has failed.
- Tach switch has not occurred, Auto Tach Switch Option is enabled and both primary and alternate devices have failed.
