Using The Product - testo 810 Bedienungsanleitung

Using the product

18
Using the product
Switching t t he i i nstrument o o n:
Press
- Measuring mode is opened.
Switching t t he d d isplay l l ight o o n:
The instrument is switched on.
Press
- The display light goes out automatically if no key is
pressed for 10 seconds.
IR m m easurements:
Laser radiation! Do not look into the laser beam.
Laser class 2.
To ensure correct readings:
· Keep temperature and humidity sources which may falsify the
measurement (e.g. hands) away from the sensor.
· Keep the lens clean and do not measure with foggy lenses.
· Keep the measuring range (the range between the instrument and the
object being measured) and the surface of the object free of obstacles.
There must be no particles of dust or dirt, no humidity (rain, steam) and
no gases.
· If the ambient temperature changes (change of location, e.g.
measurement indoors/outdoors), the instrument must be allowed to
equalise for aprox. 15 minutes.
· The instrument has a lens (90 % value) of 6:1 (distance : measuring
surface) + Opening diameter of the sensor (10mm / 0.39 in):
Distance Diameter of meas. surface
10cm 3cm
60cm 11cm
100cm 18cm
200cm 35cm
Press and hold
-
of the measuring surface.
- When IR measurement has been completed (release
the instrument changes to the
readings are held.
.
.
.
flashes in the display. The laser dot marks the centre
Distance Diameter of meas. surface
4in 1.06in
25in 4.56in
40in 7.06in
80in 13.72in
Hold
display view and the
),