Analog Input >> Temperature >> Thermistor >> R1

NI-DAQmx C Properties

Analog Input >> Temperature >> Thermistor >> R1

Data Type: float64
Description: Specifies in ohms the value of the reference resistor if you use voltage excitation. NI-DAQmx ignores this value for current excitation.

You can get/set/reset this property using:
  DAQmxGetAIThrmstrR1
  DAQmxSetAIThrmstrR1
  DAQmxResetAIThrmstrR1