UNI-T UTG1000 Series User Manual page 67

If need to set parameter, press corresponding softkey first, then enter required numerical value, and select the unit.
4) Set Duty Cycle Deviation
Press Returnsoftkey to back to the following interface for duty cycle deviation setting:
After pressing Parameter→Dutycyclesoftkey, enter number 40 and press %softkey with number keyboard for
setting duty cycle deviation.
UTG1000A Series 65