Yes, you can set the output on/off phase for AC outputs (both in AC mode and AC+DC mode).
To configure the output-on phase, follow these steps:
1) Press the ON PHASE (SHIFT+7) key to set the output-on phase.
2) Set the desired output-on phase angle (ranging from 0 deg to 359 deg) and choose FIXED.
To configure the output-off phase, follow these steps:
1) Press the OFF PHASE (SHIFT+4) key to set the output-off phase.
2) Set the desired output-off phase angle (ranging from 0 deg to 359 deg) and choose FIXED.
For the details, read the user’s manual – chapter of Output on/off phase control.