Maintenance, Troubleshooting & Technical Specifications 3 - 7
Technical Specifications
Table 3-2
Technical Specifications - Symbol LS4278 Scanner
Item Description
Physical Characteristics
Dimensions 7.3 in. H x 3.85 in. L x 2.7 in. W
(18.5 cm H x 9.7 cm L x 6.9 cm W)
Weight (with battery) Approximately 8.4 oz. (238 g)
Color Cash Register White or Twilight Black
Performance Characteristics
Light Source (Laser) 650nm laser diode
Scan Element Frequency 50Hz
Decode Rate 200 decodes per second
Radio Range Minimum 33 ft (10m) / Typical warehouse environment 50 ft. (15m)
Battery Specifications 720maH NiMH - (3) AAA
number of scans per full charge: 32,000+ @ 1 scan/second
Charge Time:
Fully discharged battery: < 3 hours via external power / approximately 4.5
hours via host power through cable
Note: Typical daily scans are less than 4,000, which fully charges within 1
hour
Roll Tolerance ± 35°
Pitch Tolerance ± 60°
Yaw Tolerance ± 60°
Nominal Working Distance 5 mil (Code 39): 1.5 to 5.5 in. (3.81 to 13.97 cm)
13 mil (100% UPC/EAN): 0 to 19 in. (0 to 48.25 cm)
10 mil (Code 39): 0 to 14 in. (0 to 35.56 cm)
20 mil (Code 39): 0 to 29 in. (0 to 73.66 cm)
(See
Decode Zone on page 2-9
)
Print Contrast Minimum 25% minimum reflectance
Multi-Line Aiming Coverage At 5 in. reading distance: ~ 0.5 in. (1.3 cm)
At 10 in. reading distance: ~ 1 in. (2.5 cm)
Motion Tolerances Horizontal Velocity: 200 in. (508 cm) / sec
Vertical Velocity: 200 in. (508 cm) / sec
Angular Velocity: 200 in. (508 cm) / sec
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