Cal Ma Input - Fluke 725Ex Calibration Manual

725Ex
Calibration Manual

Cal mA Input

Connect the UUT as shown in Figure 15.
From the Calibration Menu, type the cal step for Cal mA Input. The PC displays:
Set the Fluke 5520A to output 0.000 mA, let the reading settle a few seconds, then press
the space bar on the PC. After a short while, the PC displays the following calibration
constant and new prompt:
Set the Fluke 5520A to output 24.000 mA, let the reading settle a few seconds, then press
the space bar on the PC. After a short while, the UUT displays the following calibration
constants and new prompt:
Press the space bar to return to the Calibration Menu.
32
Figure 15. mA Input Calibration Connections
Enter 0 ma - press space bar to continue
Offset = -337
Enter 24.00 ma - press space bar to continue
diff = (Counts - Offset)
8106924 = 8106587
mA per count = 0.000003
press space bar to continue
- -337
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