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NI 4070/4072 Calibration Procedure
32
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18. Call
niDMM_ConfigureMeasurement
with the following
parameters:
•
Function
=
NIDMM_VAL_DC_CURRENT
•
Range
=
0.2
•
Resolution
=
200e–9
19. Call
niDMM_Read
. Verify that this measurement falls between the
limits listed in Table 21.
20. Output –200 mA on the calibrator.
21. Call
niDMM_Read
. Verify that this measurement falls between the
limits listed in Table 21.
22. Output 1 A on the calibrator.
23. Call
niDMM_ConfigureMeasurement
with the following
parameters:
•
Function
=
NIDMM_VAL_DC_CURRENT
•
Range
=
1
•
Resolution
=
1e–6
24. Call
niDMM_Read
. Verify that this measurement falls between the
limits listed in Table 21.
25. Output –1 A on the calibrator.
26. Call
niDMM_Read
. Verify that this measurement falls between the
limits listed in Table 21.
You have completed verifying the DC current of the NI 4070/4072. Select
one of the following options:
•
If you want to continue verifying other modes, go to the
section.
•
If you do
not
want to verify other modes
and
you are performing a
post-adjustment
verification, go to the
•
If you do
not
want to verify any additional modes
and
you are
performing a
pre-adjustment
verification, call
niDMM_close
to close
the session.