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Appendix A — Specifications and Default Settings

CN4 Mobile Computer User’s Manual 105

EA21 Area Imager Typical Reading Distances

Typical distances are measured in an office environment (250 lux).

PDF417 10 mils

0.15mm/6 mils

0.25 mm / 10 mils

0.5 mm / 20 mils

Data Matrix 10 mils

0" 32"28"24"20"16"12"8"4"

08070605040302010

100% contrast UPC EAN

12"

16"

12"

Note: Minimum distances depend on bar code length.

EA21 Typical Reading Distances

Symbology Density Minimum Distance Maximum Distance

Code 39 0.15 mm (6 mil)

0.25 mm (10 mil)

0.5 mm (20 mil)

1 mm (40 mil)

12 cm (4.72 in)

5 cm (1.97 in)

9 cm (3.54 in)

18 cm (7.09 in)

30 cm (11.81 in)

60 cm (23.62 in)

95 cm (37.40 in)

UPC/EAN 100% 0.33 mm (13 mils) 5 cm (1.97 in) 41 cm (16.14 in)

Data Matrix 0.25 mm (10 mils)

0.38 mm (15 mils)

12 cm (4.72 in)

8 cm (3.15 in)

22 cm (8.66 in)

35 cm (13.78 in)

PDF417 0.25 mm (10 mils)

0.38 mm (15 mils)

7 cm (2.75 in)

29 cm (11.42 in)

44 cm (17.32 in)

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Intermec CN4 Manuale Utente Pagina 117