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Chapter
5
Operating Instructions
CLV 490 Bar Code Scanner
5-4
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SICK AG · Division Auto Ident · Germany · All rights reserved
8 009 993/O824/20-12-2004
Electrical installation
b) CLV with heater:
The following connection cables
with
connector cover for the CLV can be used:
No. 2 033 126 (10 m (32.8 ft)) or no. 2 033 127 (15 m (49.2 ft), however not when the
RS 232 host interface is used)).
The cables must
not
be extended! If longer cables are required, the entire power supply sys-
tem (Pin 1/Pin 5) must be connected with a wire cross-section of at least 0.75 mm
2
(approx.
20 AWG) with a maximum length of 10 m (32.8 ft).
Note
To avoid strain on the power supply lines when connecting the CLV with heater to the CDB
420, please make sure to use the correct cable wire diameters for the incoming cables of
the power supply to the CDB 420 and to use corresponding fuses. Use only the screw ter-
minals 1 to 4 for connecting the power supply. The input voltage connected to the screw
terminals 1 and 2 is directly available on the screw terminals 3 and 4 for connecting the CLV
490, independent of the S1 switch (Power).
Chapter 5.3 Connector pin assignment, Page 5-7
shows the pin assignments of the 15-pin
plug and the open cable ends on the side of the CDB 420.