Hitachi J300U Series User Manual
Page 134
A-22
➤
➤
➤
➤
4
No.
• F-04
CONTROL SLV
• F-05
AUX DATA NOR
a. AUX J 001.22 kgm
2
➝
003.22 kgm
2
b. AUX Kp 002.00
➝
001.00
Operation conditions
Phenomena
Improvements
NOTE: The setting methods shown below
apply to DOP and DRW operations.
Display, etc.
Quickly varying load
Load
Revolution
The motor revolution varies when
the load varies.
Function mode
When sensor-less vector control is selected
Select AUT if
the automatic
tuning data is
used.)
Increase the initial value.
Decrease the initial value.
t
NOTE:
When sensor-less vector is selected, driving of motor at low speed whose
constant is different from the factory settings may cause reverse run.
In this case, measure the motor constant using the automatic tuning mode
or reduce the setting value of primary resistor (R1) of the motor.
NOTE:
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