Analog Input >> Temperature >> Thermocouple >> CJC Value

NI-DAQmx C Properties

Analog Input >> Temperature >> Thermocouple >> CJC Value

Data Type: float64
Description: Specifies the temperature of the cold junction if CJC Source is DAQmx_Val_ConstVal. Specify this value in the units of the measurement.

You can get/set/reset this property using:
  DAQmxGetAIThrmcplCJCVal
  DAQmxSetAIThrmcplCJCVal
  DAQmxResetAIThrmcplCJCVal