F. Duty Cycle Measurement
(see figure 8)
Personal injury or damage to the Meter from
eletric shock, do not attempt to measure voltages
higher than 600V AC/DC, although readings may
be obtained.
The duty cycle range is: 0.1%~99.9%.
To measure duty cycle, connect the Meter as follows:
Insert the red test lead into the
V Hz
terminal
and the black test lead into the
COM
terminal.
Set the rotary switch to
%Hz
. Press
SELECT
to
switch to
%
measurement mode.
Connect the test leads across with the object
being measured.
The measured value shows on the display.
1.
2.
3.
Red
Black
Model 72-7228: OPERATING MANUAL
Warning
Figure 8
28
