Specifies the units for the waveform measurement reference levels.

If you choose percentage, the measurement routine uses the Percentage Method property to map the percentage values to voltages. If you choose voltage units, you can set the voltage thresholds directly and avoid extra calculations.

Remarks

The following table lists the characteristics of this property.

Short Name Ref. Level Units
Data type ci32.png
Permissions Read/Write
High-level VIs N/A
Channel-based Yes
Resettable No
Volts 0

Specifies that the reference levels are given in units of volts.
Percentage 1

(Default) Specifies that the reference levels are given in percentage units.