Fluke 190-502/AM User Manual page 108

Fluke 190 Series II
Users Manual
A message appears asking you whether to start the 10:1
probe calibration.
6 Start the probe calibration.
F4
A message appears telling you how to connect the probe.
Connect the red 10:1 voltage probe to input A and to the
probe calibration reference signal as shown in Figure 51.
7 Adjust the trimmer screw in the
probe housing until a pure square
wave is displayed.
For instructions to access the
trimmer screw in the probe housing
see the probe instruction sheet.
8 Continue with DC calibration.
F4
Automatic DC calibration is only
possible for 10:1 voltage probes.
100
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The test tool automatically calibrates itself to the probe.
During calibration you should not touch the probe. A
message indicates when the DC calibration has completed
successfully.
9
F4
Repeat the procedure for the blue 10:1 voltage probe on
input B, the gray 10:1 voltage probe on input C and the
green 10:1 voltage probe on input D.
When using 100:1 voltage probes, choose 100:1
attenuation to perform an adjustment.
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