Fluke 8588A Service Manual page 8

8588A/8558A
Service Manual
Not all function range combinations need to be adjusted. To improve efficiency, some adjustments are
derived from other adjustments, so it is important to follow the adjustment process in the given
sequence. Individual points can be adjusted in isolation later if required.
To enter calibration adjustment mode:
1. Push .
2. Push (Calibration Adjustment).
3. To enter the adjustment mode, push (Enter Passcode).
4. Enter the passcode (123456 is the default).
5. Make sure that Set Active Stores indicates Certified.
6. Push  to highlight: Certified Stores Adjustment and push .
The screen for each adjustment step has two to four data fields, see Figure 1.
7. Use Table 2 to apply the input values.
Regarding the Calibration Adjustment screen (see Figure 1):
• Step number and a description is always present.
• An Input value is always shown. The Input may be a discrete value or N/A (not applicable)
if no input is required (terminals open circuit).
• If Target shows, it is an editable value to allow non-nominal values to be entered, for
example exact resistance reference values.
• Some adjust steps show a measured value. For some steps, the value may not be
obviously related to the step description.
8. When the input requirements (if any) have been applied, push  (Adjust) to make the
adjustment.
• Adjust operation: in progress... shows as the adjustment takes place.
• Adjust operation: Done indicates the adjustment is complete.
9. Push (Next Step) to move to the next step in the process.
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Figure 1. Calibration Adjustment Screen