Fluke 77 Manuel d'utilisateur télécharger pdf (Page 34)

Maintenance

AC Voltage Test

3-9

Referring to Table 3-4, set the Ohms Calibrator or Decade Resistor to the

resistance value indicated in steps 1 through 6. Verify that the display reading

is within the limits shown.

3-10. Diode Test

1. Set the UUT to the Diode Test function.

Note

On Fluke 5100 series calibrators, activate the 50

Ω

divider

override. On Fluke 5500A calibrators, lock voltage to the 33V

range.

2. Apply an input from the DC Voltage Calibrator of +.090V dc to the

z and COM input terminals of the UUT, and verify that the

beeper is on.

3. Increase the DC Voltage Calibrator output to +.110V dc, and verify

that the beeper is off.

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Fluke 77 Manuel d'utilisateur Page 34