Chapter 13 Warning CodesC2000 Plus
ID No. Display on LCD Keypad Warning Name Description
25
Auto tuning
(tUn)
Parameter auto-tuning is processing.
When running auto-tuning, the keypad displays “tUn”.
Action and Reset
Action condition When running Pr.05-00 motor parameter auto-tuning, the keypad displays “tUn”.
Action time N/A
Warning setting parameter N/A
Reset method
When auto-
tuning is finished and no error occurs, the warning automatically
clears.
Reset condition When auto-tuning is finished and no error occurs.
Record N/A
Cause Corrective Actions
The motor parameter is running
auto-tuning
When the auto-tuning is finished, the warning automatically clears.