Hiwin D2 - Page 177

D2 Drive User Guide v1.8 6. Drive Tuning
HIWIN Mikrosystem Corp. 171
Step 2. Click the “Enable” button.
Step 3. Click the “Run” button to start the frequency analyzer. The motor will be in the
low-frequency vibration and then gradually issue a high-frequency sound. After it is
completed, a frequency response will be drawn on the window, as shown in Fig.
6-33.
Fig. 6-33
Step 4. Click the left mouse button on the frequency response diagram to appear the
cursor line of -20 dB. Press and hold the left mouse button to drag the cursor line to
close to the line of frequency response, as shown in Fig. 6-34. Dragging the line will
re-calculate the gain and display the vpg value at any time. The gain is increased
when the cursor line is dragged downward; while decreased when it is dragged
upward.
Step 5. Click the “Send” button to send the velocity loop gain to the drive. If the setting
needs to be saved, do not forget to save it in the drive’s Flash.