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Model UT81B: OPERATING MANUAL
Figure 3-2. Voltages Measurement
When measuring voltage, the corresponding functional
buttons
AC / DC
REL
Rang
Rang
F1 F2 F3 F4
F1:
toggle between AC or DC
F2:
relative mode (REL will be displayed at the right
bottom of the LCD when it is on)
F3:
select a range up
F4:
select a range down
After changing the measurement mode, the
autoranging will be off automatically and the AUTO
will be disappeared at the bottom left of the LCD.
When voltage measurement has been completed,
disconnect the connection between the testing
leads and the circuit under test and remove testing
leads away from the input terminals of the Meter.
Note:
l
l
