Fluke 125B/S Calibration Guide - Page 36

Input A and B High Voltage AC/DC Accuracy Test

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123B/124B/125B Calibration Manual Figure 7 shows an example of the Bargraph Harmonics. Ampere Volt Figure 7. Bargraph Harmonics Input A and B High Voltage AC/DC Accuracy Test XW Warning To prevent possible electrical shock, fire, or personal injury, make sure that the calibrator is in Standby mode before making any connection between the calibrator and the Test Tool. Dangerous voltages will be present on the calibration source and connecting cables during the following steps. To test the Input A and B high voltage ac/dc accuracy: 1. Connect the Test Tool to the Calibrator. See Figure 8. A B 5522A CALIBRATOR Figure 8. Test Tool Input A-B to Calibrator Normal Output for >300 V 28

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123B/124B/125B
Calibration Manual
28
Figure 7 shows an example of the Bargraph Harmonics.
Figure 7. Bargraph Harmonics
Input A and B High Voltage AC/DC Accuracy Test
XW
Warning
To prevent possible electrical shock, fire, or personal injury, make sure that
the calibrator is in Standby mode before making any connection between
the calibrator and the Test Tool. Dangerous voltages will be present on the
calibration source and connecting cables during the following steps.
To test the Input A and B high voltage ac/dc accuracy:
1.
Connect the Test Tool to the Calibrator. See Figure 8.
Figure 8. Test Tool Input A-B to Calibrator Normal Output for >300 V
Ampere
Volt
5522A
CALIBRATOR
A
B