I/O Type >> Analog Input >> Voltage >> Internal Excitation >> Discrete Values

NI-DAQmx C Properties

I/O Type >> Analog Input >> Voltage >> Internal Excitation >> Discrete Values

Data Type: float64*
Description: Indicates the set of discrete internal voltage excitation values supported by this device. If the device supports ranges of internal excitation values, use Range Values to determine supported excitation values.
Restrictions: Not Settable

You can get this property using:
  DAQmxGetDevAIVoltageIntExcitDiscreteVals