Bosch Professional GLM 500 - Selecting the reference level

English | 23
the reference level (see "Selecting the reference
level (see figureA)", page23).
Apply the measuring tool to the point at which you
want to start the measurement (e.g. wall).
Note: If the measuring tool has been switched on
using the on/off button (5) [
], briefly press the
measuring button (2) [
] to switch the laser on.
To initiate the measurement, briefly press the
measuring button (2) [
]. Then the laser beam is
switched off. For a further measurement, repeat
this process.
u Do not direct the laser beam at persons or
animals and do not stare into the laser beam
yourself (even from a distance).
Note: The measured value typically appears within
half a second, and no later than approximately four
seconds. The duration of the measurement de-
pends on the distance, the lighting conditions and
the reflective properties of the target surface.
Upon completion of the measurement, the laser
beam is automatically switched off.
Selecting the reference level (see
figureA)
You can choose between three different reference
levels for the measurement:
Bosch Power Tools 1 609 92A 5E4 | (07.05.2020)