Setting Level & Span
Set a display temperature range and the palette only
work for targets within the displa temperature range.
Tap , and select auto or manual adjustment.
The device adjusts the temperature
range for display automatically.
Tap on an interest area of the screen,
and the temperature range readjusts
to show as many details of the area
as possible.
Tap on the value on screen to lock or
unlock a value. Scroll the adjustment
wheel to fine-tune the max.
temperature and the min.
temperature respectively.
Tap OK to finish.