- 30 -
Quick setup
Stage
Symptom
Diagnostics
Remedies
Acceleration Vibration
Too small margin between F2-
02 and F2-05
Make sure F2-05 - F2-02 > 3Hz,
usually increase F2-05, ranging
from F2-02 to 7Hz.
Overcurrent stall prevention
occurs
Make sure F3-18=170%.
Nominal
speed
Vibration
Too big speed loop PI gains
Decrease F2-00 or F2-03, ranging 0
to 100; Or increase F2-01 or F2-04,
ranging 0.01 to 10.00.
Too big current loop PI gains
Double check the motor
parameters and then perform
motor auto-tuning once more.
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Figure 4-3
MD500L Running S-curve
Stage
Symptom
Diagnostics
Remedies
Deceleration
Jerk when
deceleration
starts
Too fast deceleration at this
section
Increase F6-26, ranging 0 to 80%;
Or increase F0-18, ranging 0 to
20s.
Vibration
Overcurrent stall prevention
occurs
Make sure F3-18=170%.
Jerk when
deceleration
ends
Too fast deceleration at this
section
Increase F6-27, ranging 0 to 80%;
Or increase F0-18, ranging 0 to
20s.
