TESTO 890 User Manual

6 Using the product
36
Button Function Description
Sub-level zoom Sub-level zoom with additional
functions is displayed.
: menu, see above.
: zoom in, see above.
: zoom out, see above.
: display buttons for moving the
zoomed image. To move, touch the
buttons shown in the image.
: close sub-level zoom.
Delete image
Function only available when the
image is saved.
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6.2. Menu functions
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6.2.1. Measurement
Measurement range
The measurement range can be set to adapt to the respective area
of application. If measurement range 3 is selected (high-
temperature measurement range), the aperture in the lens is
automatically reduced to protect the detector against damage.
CAUTION
Detector may be damaged!
> If measurement range 1 and 2 are set: do not point the imager
at objects with temperatures above 550°C (1022°F).
> If measurement range 3 is set: do not point the imager at
objects with temperatures above 1400°C (2552°F).

TESTO 890 Specifications

General

Brand	TESTO
Model	890
Category	Thermal cameras
Language	English