Display Illumination; Measuring Functions - Bosch GLM 50 C Professional Manual Original

OBJ_BUCH-2450-006.book Page 34 Monday, December 18, 2017 12:17 PM
34 | English
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 [
ser beam is switched off. For a further measurement, repeat this process.
Do not point the laser beam at persons or animals and do not look into the la-
ser beam yourself, not even from a large distance.
Note: The measured value typically appears within 0.5 s and no later than approx.
4 s. The duration of the measurement depends on the distance, the lighting condi-
tions 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)
For the measurement, you can select between three different reference planes:
– the rear measuring-tool edge (e.g. when measuring onward from a wall),
– the front measuring-tool edge (e.g. when measuring onward from a table edge),
– the centre of thread 13 (e.g. for tripod measurements).
To select the reference level, press button 4. Use button 3 [+] or button 8 [–] or but-
ton 4 to select the desired reference level. The rear edge of the measuring tool is pre-
set as the reference level every time the measuring tool is switched on.
"Basic Settings"
To enter the "basic configurations" menu (i) press and hold the button 7 [Func].
Select the respective basic configuration and your setting.
To exit the "basic configurations" menu, press the On/Off button 5 [

Display Illumination

The display illumination is continuously switched on. When no button is pressed, the
display illumination is dimmed after approx. 20 seconds to preserve the batteries/re-
chargeable batteries.

Measuring Functions

Length Measurement
Select the length measurement .
To switch on the laser beam, briefly press the measuring button 2 [
To measure, briefly press the measuring button 2 [
shown at the bottom of the display.
1 609 92A 48U | (18.12.17)
],
]. Then the la-
] again.
].
]. The measured value will be
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