NI-DMMInstrument Driver Quick Reference 6 ni.com
Actual Values
ICON TYPE PARAMETER VALUE TO SET, COMMENTS
ViSession vi Session handle
ViReal64* autoRange Value Output
ViSession vi Session handle
ViReal64* Aperture Time Output
ViInt32* Aperture Time Output (seconds or PLC)
Units
ViSession vi Session handle
ViReal64* Measurement Output (seconds)
Period
Acquisition
ICON TYPE PARAMETER VALUE TO SET, COMMENTS
ViSession vi Session handle
ViInt32 Maximum Time Milliseconds
ViReal64* Measurement Output
ViSession vi Session handle
ViInt32 Maximum Time Milliseconds
ViInt32 Number to Read Default = 4
ViReal64 [ ] Measurements Output
ViInt32* Actual Number Output

niDMM Read Multi Point

(niDMM_ReadMultiPoint)
Acquires multiple measurements and returns an array of measured values.

niDMM Read

(niDMM_Read)
Acquires a single measurement and returns the measured value.

niDMM Get Measurement Period

(niDMM_GetMeasurementPeriod)
Returns the measurement period, which is the amount of time it takes to complete
one measurement with the current configuration.

niDMM Get Aperture Time Info

(niDMM_GetApertureTimeInfo)
Returns the aperture time and aperture time units.

niDMM Get Auto Range Value

(niDMM_GetAutoRangeValue)
Returns the actual range that the DMM is using, even when auto ranging is off.

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