Amprobe 38XR-A User Manual page 15

Measuring AC or AC+DC Current (True rms)
See Additional Features to find out the advantages of true rms.
1. Set the Function Switch to a current function and
range, μA, mA, or 10A.
2. If DC is displayed, press the yellow button to turn on
AC or AC+DC.
3. If the μA or mA function is selected and RANGE is
displayed, press the RANGE button to enable autoranging.
4. Connect the Test Leads: Red to mA or 10A, Black to COM
5. Turn off power to the circuit being measured.
6. Open the test circuit (X) to establish measurement
points.
7. Connect the Test Probes in series with the load (to the
measurement points).
8. Turn on power to the circuit being measured.
9. Read the display, and, if necessary, correct any
overload (0o) conditions.
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