Fluke 5520A - Zeroing the Calibrator

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Zeroing the Calibrator
To meet specifications, zero the Calibrator every 7
days, or when the Calibrator ambient temperature
changes by more than 5 °C. Choose from
complete Calibrator zeroing (ZERO) or ohms-only
zeroing (OHMS ZERO). For the tightest ohms
specifications, zero the ohms function every 12
hours, or whenever the ambient temperature has
changed more than ±1 °C.
1. Turn on the Calibrator and warmup (30
minutes).
2. Press R.
3. Press S, opening the setup menu.
oe12f.eps
5. Press CAL in the setup menu.
oe13f.eps
6. Press CAL in the calibration menu.
oe14f.eps