6.11 Manual Offset-Signal Adjustment of the Motor Current Detection Signal (Fn00F)
6-27
6
Utili
ty Fu
ncti
ons (Fn
)
3.
Click
Continue
.
Adjust the Motor Current Detection Offset
box will appear. Click the
Manual
Adjustment
tab.
The settings for
Manual Adjustment
will appear.
4.
Select
U-phase
in the
Channel
box.
5.
To adjust the offset of the phase U, click the
+1
button to increase the set value and click the
-1
button to decrease.
Increase or decrease the offset by increments of 10 to minimize torque ripple. The offset can be any value
between -512 and +511.
6.
Select
V-phase
in the
Channel
box.
7.
To adjust the offset of the phase V, click the
+1
button to increase the set value and click the
-1
button to decrease.
Increase or decrease the offset by increments of 10 to minimize torque ripple.
8.
Repeat steps 4 to 7 alternating between the U and V phases until the torque ripple cannot be
reduced any further.
9.
Then adjust the offsets further by repeating steps 4 to 7 but using a unit smaller than 10.
MECHA
