6482-901-01 Rev. A / August 2012 Return to Section Topics 17-27
Model 6482 Dual-Channel Picoammeter / Voltage Source Reference Manual Section 17: Calibration
10. Press the ENTER key. The instrument will prompt for the zero current:
I (0)
2
= +0.000000 nA
Use , , , , ENTER or EXIT.
11. Set the Model 6430 current to 0 nA and press the ENTER key. The instrument will prompt for
the negative full-range current:
I(-FS)
2
= -2.000000 nA
Use , , , , ENTER or EXIT.
12. Set the Model 6430 current to -1.90000 nA.
13. Adjust the displayed current to match the Model 6430 current, and then press the ENTER key
to complete calibration of the present range.
14. Press the EXIT key to return to normal display.
15. Repeat steps 3 through 14 for the 20 nA to 2 μA ranges, using Table 17-9 as a guide. Be sure
to set the Model 6482 to the correct range using the RANGE and keys, and use the
corresponding Model 6430 currents for each range.
16. Connect the Model 5700A to the Model 6482 channel 1 INPUT connector, as shown in
Figure 17-12.
17. Select the Model 5700A V/R amperes function and set the Model 5700A output to
+19.0000 μA, and then turn on the output.
18. Press the Model 6482 MSR2 key, and then set channel 1 to the 20 μA current range using the
RANGE and keys (the 20 μA range has the following format: +00.0000 μA).
19. Press the MENU key, select CAL, and then press the ENTER key.
20. Select EXECUTE, and then press the ENTER key to enter the CAL EXECUTION menu.
21. Select I-CAL and press the ENTER key. The instrument will display the following:
I-CAL CHANNEL SELECT
CHAN-1 CHAN-2
22. Select CHAN-2 and press the ENTER key. The instrument will prompt for the positive full-range
current:
I (+FS)
2
= +20.00000 uA
Use , , , , ENTER or EXIT.
23. Set the Model 5700A current to +19.0000 μA.
24. Use the EDIT keys to adjust the Model 6482 display value to match the Model 5700A current.
25. Press the ENTER key. The instrument will prompt for the zero current:
I (0)
2
= +00.00000 uA
Use , , , , ENTER or EXIT.
26. Set the Model 5700A current to 0 nA and press the ENTER key. The instrument will prompt for
the negative full-range current:
I(-FS)
2
= -20.00000 uA
Use , , , , ENTER or EXIT.
27. Set the Model 5700A current to -19.0000 μA.
28. Adjust the displayed current to match the Model 5700A current, and then press the ENTER key
to complete calibration of the present range.
29. Press the EXIT key to return to normal display.
30. Repeat steps 18 through 29 for the 200 μA to 20 mA ranges, using Table 17-9 as a guide. Be
sure to set the Model 6482 to the correct range using the RANGE and keys, and use the
corresponding Model 5700A currents for each range.
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