Mitsubishi FREQROL-SFJ - Page 117

Cause
Checkup
Remedy
Hunting occurs at Decrease parameter 1x1 and
Parameter #22
stop.
0
PG2
settings to check.
El
PG2
Parameter #21
I
PGl
Set these para-
meters properly.
Servo stiffiness
Check gear ratio settings.
Increase speed
(stability) poor
control loop con-
stant.
(lVKpj,IVKIJ or
IORSII >
Overshoot in
Decrease speed
speed control
control loop con-
_
stant.
( (VKI] 1
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