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Chapter
2
Operating Instructions
CLV 490 Bar Code Scanner
2-2
©
SICK AG · Division Auto Ident · Germany · All rights reserved
8 009 993/O824/20-12-2004
Safety information
2.3
General safety instructions and protection measures
¾
Always read the general safety instructions carefully and observe them at all times.
Please also observe the warnings in front of the operating instructions in each chapter
of this document.
Risk of injury by electrical current
In the CDM 490 Connection Module, the optional CMP 490 Power Supply Module is con-
nected to a mains voltage of 100 to 250 V AC/ 50 to 60 Hz.
¾
When working with electrical equipment, always follow the relevant safety specifications.
Laser beam can cause blindness.
The CLV uses a class 2 red-light laser. Looking directly at the laser beam can seriously
damage your eyesight.
The entire glass window acts as a laser outlet aperture.
Caution – use of controls or adjustments or performance of procedures other than those
specified herein may result in hazardous radiation exposure.
¾
As with sunlight, never look directly into the laser beam.
¾
Do not direct the laser beam at other persons.
¾
Mount and align the CLV in such a way to prevent the laser beam reflecting off mirrored
surfaces.
¾
Do not open the housing.
(Opening the housing does not deactivate the laser diode).
¾
Observe the laser protection specifications (latest version)
Laser power
The laser operates at a wave length of
λ
= 650 nm (visible red light). The power output at
the reading window is max. 2.8 mW. The emitted radiation is not dangerous to human skin.
The product is classified in laser class 2 (laser class II) in accordance with EN 60825-1,
IEC 60825-1, and 21 CFR 1040.10 (for publication date, see the warning sign on the de-
vice).
Laser warnings
The laser warning symbols (
) can be found on the CLV at the following locations:
•
The laser warning symbol on line scanners is positioned beside the reading window on
the front side of the device. The laser warning in GB English/US English is located on the
side containing the electrical connections (see
.)
The additional laser warnings in English applicable to the USA are positioned beside the
reading window on the front side of the device and at the bottom of the device.
•
The laser warning symbol on line scanners with oscillating mirror is located above the
reading window, on the cover of the mirror. The laser warning in GB English/US English
is located on the side containing the electrical connections.
The additional laser warnings in English applicable to the USA are positioned below the
reading window on the front side of the device and at the bottom of the front side.