Calibration Adjustment Procedures (724 And 725); Cal Volts Input - Fluke 724 Calibration Manual

Calibration Adjustment Procedures (724 and 725)

The following sections detail the calibration procedures for the 724 and 725.

Cal Volts Input

Connect the UUT as shown in Figure 13.
From the Calibration Menu, type the cal step for Cal Volts Input. The PC displays:
Enter 0 Volts
Set the Fluke 5520A to output 0.0000 V, then press the space bar. After a short while, the
following calibration constant and prompt are displayed on the PC:
Offset =
Enter 10.00 Volts
Set the Fluke 5520A to output 10.0000 V, and press the space bar. After a short while,
the following calibration constants and prompt are displayed on the PC:
diff = (Counts - Offset)
3032676
Volts per count =
- press space bar to continue
Press the space bar to return to the Calibration Menu.
Figure 13. Volts Input Calibration Connections
- press " the proper key" to continue
-40
- press space bar to continue
= 3032636 - -40
0.000003
Calibrators
Calibration Adjustment
aal04f.eps
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