Diagnostics and Troubleshooting
De te cte d Fault
Nam e Probable cause Rem edy
is not suitable for the drive.
•
Motor not connected to the drive.
•
Motor not stopped
Check that the motor/drive are
•
Check that the motor is present during auto-tuning.
•
If an output contactor is being used, close it during auto-tuning.
•
Check that the motor is stopped during tune operation.
ULF
[Proc. unde rload Flt]
•
Process underload.
•
Check and remove the cause of the underload.
•
Check the parameters of the
[PROC E S S
UNDE R L O A D]
(
Uld
-
)
function,
page
270.
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