Bluetooth A - 19
Table A-13
RS419 Decode Distances
Symbol Density/
Bar Code Type/
W-N Ratio
Bar Code Content/
Contrast
Note 1
Typical Working Ranges
Near
Far
5.0 mil
Code 128
1234
80% MRD
1.2 in
3.05 cm
7.7 in
19.56 cm
5.0 mil
Code 39; 2.5:1
ABCDEFGH
80% MRD
1.2 in
3.05 cm
12.5 in
31.75 cm
7.5 mil
Code 39; 2.5:1
ABCDEF
80% MRD
1.1 in
2.79 cm
18.5 in
46.99 cm
10 mil
Code 128
1234
80% MRD
1.2 in
3.05 cm
Note 3
19.0 in
48.26 cm
13 mil
100% UPC
12345678905
80% MRD
1.6 in
4.06 cm
27.0 in
68.58 cm
15 mil
Code 128
1234
80% MRD
1.0 in
2.54 cm
Note 3
29.5 in
74.93 cm
20 mil
Code 39; 2.2:1
123
80% MRD
1.4 in
3.56 cm
Note 3
52.0 in
132.08 cm
55 mil
Code 39; 2.2:1
CD
80% MRD
3.4 in
8.64 cm
Note 3
100.0 in
254.00 cm
100 mil
Code 39; 3.0:1 reflective
123456
80% MRD
2 ft
60.96cm
Note 3
17 ft
518.16 cm
Notes:
1. Contrast measured as Mean Reflective Difference (MRD) at 650 nm.
2. Working range specifications at ambient temperature (23°C), photographic quality symbols.
Pitch=10°, roll=0°, skew=0°, ambient light < 150 ft-candles using Symbol or equivalent decoder.
3. Dependent on width of bar code.
4. Distances measured from front edge of
scan engine
chassis.
Summary of Contents for WT41N0
Page 1: ...WT41N0 WEARABLE TERMINAL INTEGRATOR GUIDE ...
Page 2: ......
Page 3: ...WT41N0 INTERGRATOR GUIDE 72E 160600 01 Rev A December 2012 ...
Page 6: ...iv WT41N0 Integrator Guide ...
Page 18: ...xvi WT41N0 Integrator Guide ...
Page 60: ...3 6 WT41N0 Integrator Guide ...
Page 64: ...4 4 WT41N0 Integrator Guide ...
Page 118: ...7 16 WT41N0 Integrator Guide ...
Page 122: ...8 4 WT41N0 Integrator Guide ...
Page 154: ...A 20 WT41N0 Integrator Guide ...
Page 156: ...B 2 WT41N0 User Guide ...
Page 170: ...Index 4 WT41N0 Integrator Guide ...
Page 171: ......