User's Manual
Table Of Contents
- Before You Begin
- Chapter 1 - Using the CN50
- Chapter 2 - Connecting and Configuring the CN50
- Configuring the CN50
- Connecting to a PC
- Connecting to Your Network
- Configuring Wireless Security
- Configuring the Phone
- Connecting to an ISP
- Connecting to a Network With a VPN Server
- Chapter 3 - Developing and Installing Applications
- Chapter 4 - Troubleshooting and Maintaining the CN50
- Appendix A - Specifications
- Appendix B - Default Settings
- Appendix C - Keypads and Keystrokes
- Appendix D - Imager Configuration Bar Codes
- Index
Appendix A — Specifications
CN50 Mobile Computer for Windows Mobile 6.1 User’s Manual 87
EA21 Minimum Reading Distances
EA21 Area Imager Typical Reading Distances
Typical distances are measured in an office environment (250 lux).
Symbology Density Minimum Distance Maximum Distance
Code 39 0.15 mm (6.0 mil)
0.25 mm (10.0 mil)
0.5 mm (20.0 mil)
1.0 mm (40.0 mil)
12.0 cm (4.7 in)
5.0 cm (2.0 in)
5.0 cm (2.0 in)
9.0 cm (3.5 in)
18.0 cm (7.1 in)
30.0 cm (11.8 in)
60 cm (23.6 in)
95 cm (37.4 in)
UPC/EAN 100% 0.33 mm (13.0 mil) 5 cm (2 in) 38.0 cm (15.0 in)
Data Matrix 0.25 mm (10.0 mil)
0.38 mm (15.0 mil)
12 cm (4.7 in)
8.0 cm (3.15 in)
22 cm (8.7 in)
34 cm (13.4 in)
PDF417 0.25 mm (10 mil)
0.38 mm (15 mil)
7 cm (2.75 in)
7 cm (2.75 in)
28 cm (11.0 in)
40 cm (15.75 in)