Fluke Calibration 5322A, Руководство по калибровке

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5322A
Calibration Manual
22
2. Push the Product Setup softkey.
3. Select Calibration and push the Select softkey.
4. From the calibration menu, select Ground Bond Resistance 2W or Ground Bond
Resistance 4W and push the Select softkey.
5. The list of calibration points shows in this format:
GBR2W(4W) Rxx nominal resistance value
where GBR is symbol of the function
Rxx is ordinal number of the point
6. Select and measure the first resistance position with a standard multimeter.
7. Write down the new adjustment value. Use the cursor keys and the numerical keypad to
enter the new adjustment value.
8. Confirm the value with the Write softkey. To not change the adjustment value, push the
Exit softkey to keep the original value.
9. Go through all steps (constants) in Table 2 and make a new adjustment for each of the
resistors.
10. When finished with adjustment, push the Exit softkey repeatedly until the basic display
shows.
This completes this part of the adjustment.
Table 2. 2-Wire (2W) Adjustment Points
Nominal
Resistance
Value
Position
Required
Accuracy of
Adjustment
Lower Limit Upper Limit
25 m
Ω
R00 GBR2W
±
3 m
Ω
-50 % +50 %
55 m Ω R01 GBR2W
±
3 m
Ω -50 % +50 %
90 m Ω
R02 GBR2W
±
3 m
Ω
-30 % +30 %
330 m
Ω
R03 GBR2W
± 5 m
Ω
-20 % +20 %
500 m
Ω
R04 GBR2W
±
5 m
Ω
-10 % +10 %
900 m Ω R05 GBR2W
±
5 m
Ω -10 % +10 %
1.7 Ω
R06 GBR2W
±
7 m
Ω
-10 % +10 %
4.7
Ω
R07 GBR2W
± 10 m
Ω
-10 % +10 %
9
Ω
R08 GBR2W
±
20 m
Ω
-10 % +10 %
17
Ω
R09 GBR2W
±
30 m
Ω
-10 % +10 %
47 Ω
R10 GBR2W
±
70 m
Ω
-10 % +10 %
90
Ω
R11 GBR2W
± 100 m
Ω
-10 % +10 %