Chapter
10
Operating Instructions
CLV 490 Bar Code Scanner
10-4
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SICK AG · Division Auto Ident · Germany · All rights reserved
8 008 796/0000/25-06-2002
Appendix
r
Fig. 10-2:
CLV 490-0010/-0011 (Standard density): Min. and Max. reading distance (measured radially) as a function of the focus
position at a resolution of 0.35 mm and an aperture angle of
α
= 40
°
1800
1900
2000
2100
2200
1700
1600
1500
500
700
900
1100
1300
1500
1700
1900
2100
1400
1300
1200
1100
1000
900
800
700
600
500
400
Line scanner (front reading window):
CLV 490-0010/-0011
Characteristics field scanning frequency/
reading distance:
see
Reading distance [mm]
min. reading distance
max. reading distance
Resolution:
0.35 mm
Aperture angle:
40
°
Focus position [mm]
Reading ranges from approx. 1 540 mm
focus position are typical values!