Default NI_UnitDescription Values

Updated Aug 15, 2018

Reported In

Software

  • LabVIEW

Driver

  • NI-DAQmx

Issue Details

What are the default values for the waveform attribute, NI_UnitDescription, for common DAQmx tasks?

Solution

You may refer to the following table for the information. Do note that these values are stored as strings, and are often applied in DAQmx tasks.
 
Measurement TypeDefault NI_UnitDescription Value
Voltage"Volts"
Temperature"Deg C"
 "Deg F"
 "Kelvins"
 "Deg R"
Resistance"Ohms"
Strain"Strain"
Sound Pressure"Pascals"
Acceleration"g"
 "m/s^2"
 "in/s^2"
Velocity"in/s"
 "m/s"
Force"Newtons"
 "Pounds"
 "kgf"
Pressure"Pascals"
 "psi"
 "bar"
Torque"N-m"
 "oz-in"
 "lb-in"
 "lb-ft"
Bridge"Volts/Volt"
 "mVolts/Volt"

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