6 Using the product
24
1. [OK] | Measurement | [OK] | 2-point measurement | [OK].
2. Select left or right Temperature 1 or Temperature 2 quick
select button to activate one of the two crosshairs.
- The activated crosshairs are shown red.
3. Use the Joystick to move the activated crosshairs in order to
read off the individual temperatures.
Cold-/Hotspot
Cold-/Hotspot shows the minimum and maximum temperature
point on the display. If Cold-/Hotspot is activated ( ), the quick
select buttons with the Coldspot and Hotspot functions can be
permanently assigned and can no longer be changed.
With frozen images, the crosshairs can be moved and the
min./max. point is visible. The min./max. point is not saved.
With saved images, Cold-/Hotspot must be activated for the
respective opened image.
> [OK] | Measurement | Cold-/Hotspot | [OK].
> Select left or right Coldspot or Hotspot quick select button to
activate/deactivate the respective function.
Min./Max. on area (testo 875-2i only)
Min./Max. on area shows the minimum and maximum temperature
value within the area selection shown on the display. The area
selection is neither scalable nor adjustable. If Min./Max. on area is
activated ( ), the quick select buttons with the Scale... and
Emissivity... functions can be permanently assigned and can no
longer be changed.
With frozen images, the crosshairs can be moved. The Min./Max.
on area values are saved together with every image.
With saved images, Min./Max on area must be activated for the
respective opened image.
> [OK] | Measurement | Min./Max. on area | [OK].
Isotherm (testo 875-2i only)
Isotherm shows temperatures in a selectable temperature range in
a uniform colour. If Isotherm is activated ( ), the quick select
buttons with the Isotherm and Emissivity... functions can be
permanently assigned and can no longer be changed.
With frozen images, the crosshairs can be moved.
> [OK] | Measurement | Isotherm | [OK].
To set the isotherm colour and range:
1. [Isotherm]
- The Isotherm dialogue is opened.
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