RTD/Thermocouple Calibrator
712B Calibration Adjustment
Adjust Trigger Current for Ohms Measure
Before the calibration adjustment, set the 8508A to DCI measurement mode,
set the resolution of DCI measurement mode to 7 1/2-digits, and use one set
of banana plug patch cords to connect the 712B and the 8508A, as shown in
Figure 11.
Fluke 712B
Fluke 8508A
hwp002.eps
Figure 11. Adjust 712B Trigger Current
Adjust 0.1 mA Trigger Current
1. Set the range of the 8508A dc mA measurement to 2 mA.
2. Push on the 712B to enter 0.1 mA trigger current calibration mode.
3. Wait approximately 15 seconds until the 8508A shows a stable reading.
4. Input the reading into the 712B.
5. Confirm the input.
hwp06.jpg
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