Intermec CN4 User Manual page 120

Appendix A — Specifications and Default Settings
EA11 Minimum Reading Distances
Symbology
Code 39
UPC/EAN
Data Matrix
PDF417
108
EA11 Area Imager Minimum Reading Distances
Minimum distances are measured in the dark (0 lux).
0" 4"
in
10"
8"
Data Matrix 7.5 mils
6"
PDF417 6.6 mils
4"
2"
0"
2"
4"
0.125mm / 5mils
6"
0.25 mm / 10 mils
8"
100% contrast UPC EAN
10"
0 10
*
Density
0.125 mm (5 mil)
0.20 mm (8 mil)
0.25 mm (10 mil)
0.50 mm (20 mil)
0.33 mm (13 mils)
0.191 mm (7.5 mils)
0.254 mm (10 mils)
0.381 mm (15 mils)
0.168 mm (6.6 mils)
0.254 mm (10 mils)
0.381 mm (15 mils)
8" 12" 16"
0.5 mm / 20 mils
20 30 40
Minimum Distance
7.26 cm (2.86 in)
3.96 cm (1.56 in)
3.45 cm (1.36 in)
4.98 cm (1.96 in)
4.98 cm (1.96 in)
3.71 cm (2.46 in)
5.98 cm (2.35 in)
*
6.25 cm (2.46 in)
4.47 cm (1.76 in)
4.98 cm (1.96 in)
CN4 Mobile Computer User's Manual
25
20
15
10
5
0
5
10
15
20
25
cm
50
Maximum Distance
12.09 cm (4.76 in)
20.98 cm (8.26 in)
25.04 cm (9.86 in)
40.28 cm (15.86 in)
29.62 cm (11.66 in)
16.41 cm (6.46 in)
20.73 cm (8.16 in)
27.58 cm (10.86 in)
13.87 cm (5.46 in)
21.74 cm (8.56 in)
33.43 cm (13.16 in)