Omron OMNUC W Series, User Manual

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4-136
Note 2. Perform rough adjustments in units of 10
°
, and fine adjustments in units of 1
°
. (You can also
perform intermediate adjustments in units of 5
°
.)
Note 3. Do not greatly adjust either U phase or V phase alone.
Operation Procedure
PR02W
operation
Front panel
key operation
Display Explanation
Press the MODE/SET Key to change to System Check
Mode.
Press the Up or Down Key to set function code Fn00F.
(See note.)
(1 s min.)
Press the DATA Key (front panel: DATA Key for 1 s min.)
to display “Cu1_o” (U phase)
(1 s max.)
Press the Left Key (front panel: DATA Key for less than
1 s) or Right Key to display the U-phase offset amount.
Press the Up or Down Key to change the offset amount.
Change the offset in units of 10
°
in the direction in which
the torque ripple is reduced.
(1 s max.)
Press the Left Key (front panel: DATA Key for less than
1 s) or Right Key to return to the “Cu1_o” display.
Press the MODE/SET Key to display “Cu2_o.” (V
phase).
(1 s max.)
Press the Left Key (front panel: DATA Key for less than
1 s) or Right Key to display the V-phase offset amount.
Press the Up or Down Key to change the offset amount.
Change the offset in units of 10
°
in the direction in which
the torque ripple is reduced.
(1 s max.)
Press the Left Key (front panel: DATA Key for less than
1 s) or Right Key to return to the “Cu2_o” display.
Press the MODE/SET Key to display “Cu1_o.”
Repeat the above operation (phase-U adjustment to phase-V adjustment) until the torque ripple improves
no further even by changing the offset in both the + and -- directions. Next, finely adjust the phase U and
phase V in the same way.
(1 s min.)
When you have completed the Servomotor current
detection offset adjustment, press the DATA Key (front
panel: DATA Key for 1 s min.) to return to the System
Check Mode function code display.
Note The digits you can manipulate will flash.
Operation Chapter 4
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