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National Instruments Corporation
11
NI 4065 Calibration Procedure
8.
Set a writable niDMM property node to set the aperture time and
number of averages for the NI 4065.
9.
Call the niDMM Control VI.
10. Call the niDMM Read VI.
LabVIEW Block Diagram
C/C++ Function Call
Call
niDMM
SetAttributeViReal64
with the following
parameters:
Instrument_Handle
: The
instrument handle from
niDMM_init
Attribute_ID
:
NIDMM_ATTR_APERTURE_
TIME
Attribute_Value
:
166.67 ms
(
200 ms
for
50 Hz PowerLine
Frequency)
Attribute_ID
:
NIDMM_ATTR_NUMBER_OF
_AVERAGES
Attribute_Value
:
3
LabVIEW Block Diagram
C/C++ Function Call
Call
niDMM_Control
with the following
parameters:
Instrument_Handle
: The instrument
handle from
niDMM_init
Control Action
:
Commit
LabVIEW Block Diagram
C/C++ Function Call
Call
niDMM_read
with the following
parameters:
Instrument_Handle
: The instrument
handle from
niDMM_init
Reading
: Verify that this measurement
falls between the limits listed in Table 20
Maximum_Time
: –
1