Appendix A — Specifications and Accessories
SR30 Handheld Scanner User’s Guide 29
Linear Imager Specifications for EV12
The following reading distances apply to the EV12 decoded 1D
linear imager (P/N 3-103013-00-51) installed in the SR30.
EV12 Linear Imager Typical Reading Distances: This graphic does
not include the 1.5 mm (0.1 in) setback for the SR30.
Symbology Density
Minimum
Distance*
Maximum
Distance
Code 39 0.125 mm (5 mils) 9.5 cm (3.2 in) 17.5 cm (7.4 in)
0.25 mm (10 mils) 7.5 cm (2.5 in) 22.5 cm (9.3 in)
0.5 mm (20 mils) 6.5 cm (2.1 in) 28.5 cm (11.5 in)
1 mm (40 mils) 9.5 cm (3.2 in) 32.5 cm (13.3 in)
UPC/EAN 0.33 mm (13 mils) 7.0 cm (2.3 in) 23.5 cm (9.7 in)
*Minimum reading distances are measured in the dark (0 lux).
0"
4"
16"
in
cm
0
20
40
0" 32" 24" 16" 8"
0 80 60 40 20
0.125 mm / 5 mils
0.25 mm / 10 mils
0.5 mm / 20 mils
1 mm / 40 mils
UPC/EAN 100%
10
30
20
40
10
30
12"
8"
10 30 50 70
4" 12" 20" 28"
2"
6"
10"
14"
4"
16"
12"
8"
2"
6"
10"
14"
90
36"