Bosch Professional GLL 3-50 Original Instructions Manual page 14

14 | English
Intended Use
The measuring tool is intended for determining and checking
horizontal and vertical lines and plumb points.
The measuring tool is suitable for indoor and outdoor use.
This product is a consumer laser product in accordance with
EN 50689.
Product Features
The numbering of the product features shown refers to the il-
lustration of the measuring tool on the graphic page.
(1) Laser beam outlet aperture
(2) Receiver mode indicator
(3) Receiver mode button
(4) Button for laser operating mode
(5) Battery warning
(6) 1/4" tripod mount
(7) Battery compartment cover
(8) Battery compartment cover locking mechanism
(9) 5/8" tripod mount
(10) Laser warning label
(11) Serial number
(12) On/off switch
(13) Guide groove
(14) Locking screw for telescopic leg
(15) Fine adjustment screw of the rotating platform
(16) Rotating platform
(17) Guide rail
(18) Magnet
(19) Laser target plate
a)
(20) Laser goggles
a)
(21) Tripod (BT 150)
(22) Telescopic shaft (BT 350)
a)
(23) Laser receiver
a)
(24) Laser receiver holder
a)
(25) Universal holder (BM 1)
a)
(26) Case
a) Accessories shown or described are not included with the
product as standard. You can find the complete selection of
accessories in our accessories range.
Technical Data
Cross line laser
Article number
A)
Working range
– Standard laser lines
– Laser lines with laser re-
ceiver
– Plumb point
B)C)
Levelling accuracy
1 609 92A 92E | (28.09.2023)
Cross line laser
– Laser lines
– Plumb point
Self-levelling range
Levelling time
Operating temperature
Storage temperature
Max. altitude
Relative air humidity max.
Pollution degree according to
IEC 61010-1
Laser class
Laser type
C₆
Divergence of laser line
Shortest pulse duration
Pulse frequency (operating with
receiver mode)
Recommended laser receiver
Tripod mount
Batteries
Min. operating time
Weight according to
EPTA‑Procedure 01:2014
Dimensions (length × width × height)
– without rotating platform
– with rotating platform
Protection rating
A) The working range may be reduced by unfavourable environ-
B) At 20–25 °C
a)
C) The values stated presuppose normal to favourable environ-
D) Only non-conductive deposits occur, whereby occasional tem-
The serial number (11) on the type plate is used to clearly identify
your measuring tool.
Assembly
Inserting/Changing the batteries
GLL 3-50
It is recommended that you use alkaline manganese batter-
3 601 K63 8..
ies to operate the measuring tool.
To open the battery compartment cover (7), pull the locking
10 m
mechanism (8) and lift the battery compartment cover. In-
sert the batteries.
5−50 m
When doing so, ensure that the polarity is correct and cor-
responds to the diagram on the battery compartment cover.
5 m
B)
mental conditions (e.g. direct sunlight).
mental conditions (e.g. no vibration, no fog, no smoke, no direct
sunlight). Extreme fluctuations in temperature can cause devi-
ations in accuracy.
porary conductivity caused by condensation is expected.
GLL 3-50
±0.3 mm/m
±0.6 mm/m
±4°
< 4 s
–10 °C to +40 °C
–20 °C to +70 °C
2000 m
90 %
D)
2
2
<1 mW, 630−650 nm
1
0.5 mrad (full angle)
1/1600 s
800 Hz
LR 2
1/4", 5/8"
4 × 1.5 V LR6 (AA)
6 h
0.94 kg
146 × 83 × 117 mm
Dia.: 201 × 197 mm
IP54
Bosch Power Tools