User Guide

24
Measurement Operation(11)
( figure 10)
red black
Model UT90C: OPERATING MANUAL
E.Power Charging (see figure 10)
Warning
Start charging as soon as the power indicator
appears. With a low battery, the Meter might produce
false readings that can lead to electric shock and
personal injury.
To avoid damage to the Meter, please do not attempt
to changeover the rotary switch during charging.
To set up charging as follows:
l Charge at 220V AC
1. Insert the red test lead into the HzVW terminal and
the black test lead into the COM terminal.
2. Set the rotary switch to 230V MAX.
3. Insert the test leads’ probe tip into the 220V AC
power supply respectively.
4. CHARGE shows on the display.
5. The charging time is around 15 mins.
6. Take the DC Voltage range as an example, the
continuous working time is 90 mins