Appendix A — Specifications and Reading Distances
SG20B Cordless Scanner + Bluetooth Base Station User’s Guide 91
Base Station Specifications
Use this section to find technical information about the SG20 Base
Station (SG20BS).
Physical Dimensions
Length 13.1 cm (5.2 in)
Height 9.9 cm (3.9 in)
Width 10.6 cm (4.2 in)
Weight 280 g (9.88 oz)
Interfaces
RS-232, USB (HID and VCP), Keyboard Wedge
Electrical Specifications
Operating voltage x 5V
± 10%
Operating current 90 mA
Maximum current (fully
discharged scanner)
USB = 0.5 A @ 5 V
RS-232 = 1.2 A @ 5 V
Temperature and Environmental Specifications
Operating temperature 0°C to 50°C (32°F to 122°F)
Operating temperature
(when charging)
0°C to 40°C (32°F to 104°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
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