Yaskawa FSP Amplifier - Manual (Page 226)

FSP Amplifier User’s Manual Chapter 7: Using the Panel Operator
7-35
4. Press the MODE/SET key. The display will change as shown below,
and the offset will be automatically adjusted.
Flashing for
one second
5. Press the DATA/SHIFT key for a minimum of one second to return to
the Auxiliary Function mode display.
This completes the automatic adjustment of the motor current detection
offset.
„ Manually Adjusting the Motor Current Detection Offset
Follow the procedure below to manually adjust the current detection offset.
IMPORTANT
• When making manual adjustments, run the motor at a speed of
approximately 100rpm, and adjust the Motor Current Detection Offset
until the torque ripple, observed with the analog monitor, is minimized.
(Refer to Section 6.4. Analog Monitor.)
Adjust the U-phase and V-phase offsets alternately several times until these
offsets are well balanced.
1.
Press the MODE/SET key to select the Auxiliary Function mode.
2. Press the Up Arrow or Down Arrow key to select the function Fn00F.
3. Press the DATA/SHIFT key for a minimum of one second, and the
display will be as shown below.