Measuring DC current
1 Set the rotary switch to
2 Connect the red and black test leads to input
3 Probe the test points in series with the circuit
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CAUTION
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12
Ensure that
terminals µA.mA (red) and COM (black) or A
(red) and COM (black) respectively.
and read the display.
If the current is ≤ 440 mA, connect the red and
black test leads to input terminals µA.mA (red)
and COM (black).
If the current is > 440 mA, connect the red and
black test leads to input terminals A (red) and
COM (black).
or
is shown on the display.
Keysight U1253B Quick Start Guide
.