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NI PXI-4070 Calibration Procedure
30
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10. Call
niDMM_ConfigureMeasurement
with the following
parameters:
•
Function
=
NIDMM_VAL_2_WIRE_RES
•
Range
=
1e6
•
Resolution
=
1
11. Call
niDMM_Read
and store the result as the 1 M
Ω
range offset.
12. Call
niDMM_ConfigureMeasurement
with the following
parameters:
•
Function
=
NIDMM_VAL_2_WIRE_RES
•
Range
=
100e3
•
Resolution
=
0.1
13. Call
niDMM_ConfigureMultiPoint
with the following parameters:
•
Trigger Count
=
1
•
Sample Count
=
4
•
Sample Trigger
=
NIDMM_VAL_IMMEDIATE
•
Sample Interval
=
–1
14. Call
niDMM_ReadMultiPoint
with the following parameters:
•
Maximum Time
=
NIDMM_VAL_TIME_LIMIT_AUTO
•
Array Size
=
4
Average the results by summing the returned reading array of the
function and dividing by the returned actual number of points.
Store the result as the 100 k
Ω
range offset.
15. Call
niDMM_ConfigureMeasurement
with the following
parameters:
•
Function
=
NIDMM_VAL_2_WIRE_RES
•
Range
=
10e3
•
Resolution
=
0.01
16. Call
niDMM_ConfigureMultiPoint
with the following parameters:
•
Trigger Count
=
1
•
Sample Count
=
4
•
Sample Trigger
=
NIDMM_VAL_IMMEDIATE
•
Sample Interval
=
–1