Keysight Technologies U1273A Guide De L'utilisateur page 97

% Scale of 4-20 mA or 0-20 mA
To display the current measurement in % scale, position your multimeter's rotary
switch position to
following the steps listed in the
Table 2-18 Rotary switch positions allowing current measurements
Legend Defaul t function
DC A (or mA)
– The 4-20 mA current loop output from a transmitter is a type of electrical
NOTE
– The % scale for 4-20 mA or 0-20 mA in this multimeter is calculated using its
Figure 2-35
Keysight U1273A/U1273AX User's Guide
and set up your multimeter to measure DC current by
signal that is used in a series circuit to provide a robust measurement signal
that is proportional to the applied pressure, temperature, or flow in process
control. The signal is a current loop where 4 mA represents the zero percent
signal and 20 mA represents the 100 percent signal.
corresponding DC mA measurement. The multimeter will automatically
optimize the best resolution for the selected measurement. Two ranges are
available for the % scale as shown in
4-20 mA % Scale display
Measuring AC or DC Current
Function when
Cycles between
– AC A (or mA),
– AC+DC A (or mA)
– % Scale of 4-20 mA (or 0-20 mA), or
– DC A (or mA)
Table 2-19.
Making Measurements
section.
is pressed
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