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71X Series
Calibration Manual
714 Calibration (Earlier than V2.0)
Temperature Measure
1. On the 714 Calibrator push and hold the
2. When the display momentarily shows CAL, release both the
3. Connect the two-wire copper test lead (banana jacks to mini-connector) from the
4. Set the Fluke 5520A to 0.0000 mV and push
5. Push any key on the 714 Calibrator. The display should read:
6. Set the Fluke 5520A to 77.0000 mV.
7. Push any key on the 714 Calibrator. The display should read:
Temperature Source
1. Remove the copper test lead from the 714 Calibrator.
2. Push any key on the 714 Calibrator. The display should read:
Thermocouple Block Calibration
1. Connect the Type-J thermocouple test lead from the TC jack on the Fluke 5520A to
2. Set the Fluke 5520A to source Type-J thermocouple at 0.0 °C. Push
3. Push any key on the 714 Calibrator. The display will very quickly flash:
4. Wait for three to five minutes. The longer the waiting period, the more accurate the
5. Push any key on the 714 Calibrator. The display should read:
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pressing and releasing the key.
puts the 714 into the Cal Mode. The 714 should display:
INPUT
0.00 mV
NORMAL jacks of the Fluke 5520A to the TC jack on the 714 Calibrator, observing
correct polarity.
Copper wire must be used during this step.
INPUT -------- mV
then change to:
INPUT
77.00 mV
INPUT -------- mV
then change to:
OUTPUT
mV
OUTPUT ------ mV
After a few seconds, the display should change to:
0.0 °C
TYPE J
the TC jack on the 714 Calibrator, observing correct polarity.
Type-J thermocouple wire (not copper) must be used.
TYPE J ------ °C
then read:
TYPE J HOLD °C
Thermo-block calibration will be.
Fluke-Direct
and
keys, then turn on the 714 by
Note
.
Note
.com
and
keys. This
.
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