Motorola 6700 Especificaciones Pagina 28

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3 - 8 Symbol SE6700 Integration Guide
Document Capture
The decode zone for the SE6700-DC Document Capture is shown in Figure 3-3. Typical values are shown. Table
3-4 lists the typical and guaranteed distances for selected bar code densities. The minimum element width (or
“symbol density”) is the width in mils of the narrowest element (bar or space) in the symbol.
Figure 3-3
SE6700-DC Document Capture Decode Zone
In.
cm
0
20 mil
Depth of Field
23.0
5
10 15 20
25
0
12.7 25.4
38.1
50.8
63.5
13 mil (100% UPC)
15.3
5 mil
2.5
16.3
4.2
10.0
15 mil PDF417
0
cm
W
i
d
t
h
o
f
F
i
e
l
d
0
4
10.2
8
20.3
20.3
* Minimum distance determined by symbol length and scan angle.
8
10.2
in.
Note: Typical performance at 73°F (23°C)
on high quality symbols in normal room light.
Vcc = 3.3V
7.5 mil
2.5
14.3
10 mil PDF417
4.0
12.7
SE6700
4
6.67 mil PDF417
4.8
9.8
4.7
2.8
10 mil I 2 of 5
3.3
15.3
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