719 Calibration (V1.0); Ma Measure - Fluke 71X Series Calibration Manual

719 Calibration (V1.0)

mA Measure

1. Hold down both and on the 719 Pressure Calibrator. Push and release .
2. The display shows CAL xxx, as long as and are pressed. Where xxx is a
3. A password is required to enter calibration mode. The password is 917. Enter the
4. In the CAL mode the upper display shows an uncalibrated reading. This reading is
5. The lower display indicates what function and point is being calibrated.
6. In mA Measurement calibration mode, the 719 should display:
7. Connect the test leads from the AUX jacks of the Fluke 5520A to the mA jacks on
8. Set the Fluke 5520A to 0.00000 mA.
9. When 0.0 mA is sourced from the 5520A the upper display indicates approximately
10. Set the Fluke 5520A to 12.0000 mA. The upper display reads approximately 12.000
11. Push  on the 719 Calibrator.
12. When 12.000 mA is sourced from the 5520A, the upper display indicates
13. Set the Fluke 5520A to 24.0000 mA.
14. Push  on the 719 Calibrator.
15. The CHEC mode allows for a quick check of the calibration constants that have just
16. Push  to continue. The upper and lower display changes to - - - - -. The Source,
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number, indicating the number of times the 719 has been through the calibration
adjustment. When and are released, PASS is displayed.
most significant digit first. The password appears below PASS. Use  to increase
the displayed number,  to decrease it. When the required digit appears, push  to
proceed to the next digit, or the password check. If the password entry was correct,
the 719 will go to the CAL mode. If the password is incorrect, BAD PASS shows on
the display and the 719 returns to the normal operation mode.
approximately ±10 % of full scale of the applied reading. When  is pressed, the
calibration value is calculated relative to this reading.
mA on the upper display and
CAL 0 mA on the lower display.
the 719 Calibrator (black to black and red to red).
0.000 mA. When  is pressed, the unit establishes the calibration constant for that
point and the lower display changes to CAL 12 mA. The upper display still reflects
the applied current so it does not change until after 12 mA is applied.
mA.
approximately 24.000 mA. When  is pressed, the unit establishes the calibration
constant for that point and the lower display changes to CAL 24 mA. The upper
display still reflects the applied current so it does not change until after 24 mA is
applied.
The upper display reads approximately 24.000 mA.
CHEC appears on the lower display.
been stored. Changes to the applied current are reflected in the display.
mA, Ref appear on the LCD, and the unit will proceed enters the mA output
calibration section.
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