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(Note 6) : If satisfactory performance can not be obtained, please adjust the motor con-
stant for the phenomena according to following table.
Status
of
Phenomena
running
The shock is oc-
At starting
curred at starting
At
decel-
Unstable of motor
eration
rotation
Insufficient torque
During
during torque limit
torque limit
at low speed
At low
frequency
Irregular of rotation
operation
Contents of adjustment
Set "Motor constant J" bigger and bigger
slowly until 1.2 times for preset constant.
Set speed response smaller.
Set "Motor constant J" smaller for preset
Constant.
Set overload restriction level lower than
torque limit level
Set "Motor constant J" bigger for preset
constant.
14
Chapter 6
OPERATION
Adjusting
parameter
H024/H034
H005
H024/H034
b021
b041-b044
H024/H034
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