TESTO 890 User Manual

6 Using the product
34
6.1.2. Scale and correction functions tab
Button Function Description
Scale Open Scale manual input screen.
To adjust the measurement value
scale. See also Scale manual, page
45.
Alarm Open Alarm input screen. To set
the limits and activate/deactivate the
function. See also Alarm, page 39.
Isotherm Open Isotherm input screen. To set
the limits and activate/deactivate the
function. See also Isotherm, page
40.
Humidity
Only testo 890-2:
Open Humidity input screen. To set
the parameters and
activate/deactivate the function See
also Humidity (only testo 890-2) ,
page 40.
Emissivity Open Emissivity input screen. To
set the parameters. See also
Emissivity, page 43.
6.1.3. Main menu tab
The displayed functions on the tab differ depending on the current
view.
View of current image
Button Function Description
Menu
Open menu. Via the menu, most
functions from the 3 tabs and many
additional functions can be called
up. See Measurement, page 36.
Auto-focus Activate/deactivate auto-focus.
Zoom in To zoom in on the image (digital
zoom, 5 increments).

TESTO 890 Specifications

General

Brand	TESTO
Model	890
Category	Thermal cameras
Language	English