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U1273A/U1273AX Handheld Digital Multimeter
Performing Measurements and Tests
Current measurements
Set up your multimeter as shown in the figure below to per-
form current measurements. Press
to switch between
AC, DC, AC+DC, or % scale current measurements. When mea-
suring DC current from a mixed signal in DC measurement
mode, ensure that the Filter (
) is enabled.
Always use the proper function, range, and terminals for
WA RN ING
current measurements. Set the positive input terminal to
the
terminal for currents below 440 mA, and the
terminal for currents above 440 mA.
4
3
AC
LOAD
2
1
For better accuracy when measuring low currents (up to A),
NO TE
turn the rotary switch to the
position.
U1273A/U1273AX Quick Start Guide
15
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