Spectra Precision LL300 User Manual

5
•
Do not remove warning labels from the unit.
•
The laser is subject to class 2 (< 1mW, 600 ... 680 nm).
•
Due to the small diameter beam, watch and secure the course of the beam in remote areas.
•
Never
look into the laser beam or direct it to the eyes of other people.
Never look into the laser beam or direct it to the eyes of other people. Never
•
Always operate the unit in a way that prevents the beam from getting into people’s eyes.
Important Information
•
Always place the laser in the middle of the working area.
•
Tripod/wall mount operation is recommended for distances over 20 m (65 ft).
•
Check the accuracy regularly.
•
Stable mounting is necessary for secure operations.
•
Keep the glass of the instrument clean.
TABLE OF CONTENTS
FOR YOUR SAFETY
5
Important Information
5
COMPONENTS
6
POWER SUPPLY
6
Installing the Batteries
6
Operating Time
6
Charging the Batteries
7
HOW TO USE THE LASER
7
Laser Setup
7
Self-leveling and Height (HI) Change Alert
7
Manual-/Single Slope Mode
7
OPERATING EXAMPLES
8
Determining the Height of Instrument (HI)
8
Marking Heights
8
Vertical Application
8
LEVELING ACCURACY
9
In uences on Leveling Accuracy
9
Checking Calibration
9
MAINTENANCE AND CARE
10
SYSTEM CLEANING
10
PROTECTING THE ENVIRONMENT
10
WARRANTY
10
SPECIFICATIONS
11
FOR YOUR SAFETY
LASER RADIATION
DO NOT STARE INTO BEAM
CLASS 2 LASER PRODUCT
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040700_01_LL300_GB.indd 26.05.2004, 13:14 Uhr5

Spectra Precision LL300 Specifications

General

Self-leveling Range	±5 degrees
Rotation Speed	600 rpm
Dust and Water Protection	IP66
Accuracy	±3/32" per 100ft (±2.2 mm per 30 m)
Battery Life	Up to 90 hours
Operating Temperature	-20°C to +50°C
Laser Diode	Class 2
Power Source	alkaline batteries
Weight	2.5 kg