Performance Verification for 1147B Probe
20
.
Figure 8 Complete Test Setup
7 Measure the current and record V
rms
output of the probe as
displayed on the DMM <2>.
8 Calculate gain as follows:
Gain = V
rms
/A
rms
Gain should be between 0.99 and 1.01 (+/-1% gain accuracy).
9 Remove the test cable and AC current generator from the 1147B
probe.
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