Pepperl+Fuchs Visolux VB12, Manual, Page: 26 / 32

Barcode Scanner VB12
Reading features
Subject to reasonable modifications due to technical advances. Copyright Fuchs, Printed in Germany
Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com
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1
5.
02
.2
0
0
2
24
6.5 Reading diagrams
The following diagrams show the reading distance for barcodes with different
densities.
6.5.1 VB12-220 standard resolution
n
Figure 6.3 Standard resolution
(0,0) is the center of the laser beam output window.
Conditions:
Code = Code 2/5 interleaved or Code 39
PCS (print contrast signal) = 0.90
Pitch angle = 0°
Skew angle = 15°
Tilt angle = 0°
0 20 40 60 80 100 120 140 160 180 200 220 mm
mm
100
80
60
40
20
0
20
40
60
80
100
(8 mils)
>0.5 mm 0.20 mm
(12 mils)
0.30 mm
(20 mils)