11 GB
Start-up
Measuring length
Press the ON/OFF button
9
to switch the
device on. If you do not press any button for
60 s, the display
10
shuts down.
To switch the device off manually, hold the
ON/OFF button pressed down for 3 sec-
onds, until the display goes out and a double
tone signal sounds.
Press the MODE button
8
repeatedly, until
the display shows the symbol for length meas-
urement „
“ as well as the length designa-
tion 0.00m (or 0‘00“).
Hold the reference area
6
of the ultrasonic
rangefinder at the start point of your meas-
urement. Hold the device in such a way, that
the reference area is aligned parallel to the
target area of the measurement.
If necessary use the level indicator
7
to
align the ultrasonic rangefinder horizontally.
The air bubble of the level indicator should
be between the two markings
if the
alignment is horizontal.
Press the READ button
4
. The laser diode
11
projects a dot of light onto the end point of
the measurement. This dot of light will help you
to correctly align the ultrasonic rangefinder.
After successful measuring, the length will
appear in the display.
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