How are the various quantities measured?
36
6,000- and 60,000-count digital multimeters
How are the various quantities measured? (continued)
Current
measurement
1. Press:
.
2. Select the type of signal, AC+DC, AC, or DC, by pressing
.
Depending on what you select, the screen displays AC, DC, or AC+DC.
3. Select the filter by pressing
.
4. Connect the black lead to the “COM” terminal and the red lead to “
A
”.
5. Place the test probes in series between the source and the load:
6. Read the measurement value indicated on the display unit.
“O.L” is displayed, if I
>
20A.
The presence of the symbol indicates that the filter is active.
*
It is very important to leave the filter activated to measure the voltage
and frequency of the signal without being perturbed by the MLI.
7. As default, the 2
nd
display unit indicates the frequency, except in DC.
*
It is possible to make the current measurement using a current clamp
in conjunction with the multimeter
(
see §. 2. Current measurement
)
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