
Appendix A — Specifications
132 CK31 Handheld Computer User’s Manual
If you are using the linear imager, the standard range laser, or
the long range laser, the CK31 supports these bar code
symbologies:
• China Post (Matrix 2 of 5) • Matrix 2 of 5
• Codabar • Micro PDF417
• Codablock A • MSI
• Codablock F • PDF417
• Code 11 • Plessey
• Code 2 of 5 • RSS 14
• Code 39 • RSS Limited
• Code 93 • RSS Expanded
• Code 128 • Telepen
• EAN.UCC Composite • TLC 39
• Interleaved 2 of 5 • UPC/EAN
Area Imager Standard Minimum Reading Distances
Minimum reading distances are measured in the dark (0 lux).
Minimum Reading Distances With 0.69 cm (0.272 in) Setback
Symbology Density Minimum Distance Maximum Distance
Code 39 0.125 mm (5 mils) 6.675 cm (2.628 in) 11.501 cm (4.528 in)
0.20 mm (8 mils) 3.373 cm (1.328 in) 20.391 cm (8.028 in)
0.25 mm (10 mils) 2.865 cm (1.128 in) 24.455 cm (9.628 in)
0.5 mm (20 mils) 4.389 cm (1.728 in) 39.695 cm (15.628 in)
UPC/EAN 0.33 mm (13 mils) 4.389 c (1.728 in) 29.027 cm (11.428 in)
Data Matrix 0.191 mm (7.5 mils) 5.659 cm (2.228 in) 15.819 cm (6.228 in)
0.254 mm (10 mils) 4.389 cm (1.728 in) 20.137 cm (7.928 in)
0.381 mm (15 mils)
Depends on symbology
length and scan angle
26.995 cm (10.628 in)
PDF417 0.160 mm (6.6 mils) 5.659 cm (2.228 in) 13.279 cm (5.228 in)
0.254 mm (10 mils) 3.881 cm (1.528 in) 21.153 cm (8.328 in)
0.381 mm (15 mils) 4.389 cm (1.728 in) 32.837 cm (12.928 in)
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