Appendix A — Specifications and Reading Distances
SG20T Tethered Scanner User’s Guide 47
Interfaces
RS-232, USB, Keyboard Wedge
Temperature and Environmental Specifications
Operating temperature 0°C to 50°C (32°F to 122°F)
Storage temperature -20°C to 60°C (-4°F to 140°F)
Relative humidity 5 to 95% non-condensing
Shock 30 G, 11 ms half-sine, 3 directions
Vibrations 8G, from 10Hz to 500Hz, 2hr/axis, 3 axes
Environmental rating IP30
Ambient light 0 to 100 000 lux
Artificial light 25 000 lux
Scanning Performance
SG20T1D Scan angle: 38°
Minimum X dimension: 6 mils (0.15 mm)
SG20THP, SG20THC Scan angles: 34.4° horizontal, 22.2° vertical
Framing angles: 30° horizontal, 20° vertical
Min. X dimension 1D: 4 mils (0.1 mm)
Min. X dimension 2D: 6.6 mils (0.17 mm)
Bar Code Symbologies for 2D Models (SG20THP, SG20THC)
Australian Post Infomail
Aztec Intelligent mail
BPO Interleaved 2 of 5
Canada Post Japan Post
Codabar Matrix 2 of 5
Codablock A Maxicode
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