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SECTION 3
from the edge of the housing to the front of the scanner.
So:
" NOTE:
Usable scan length determined by above formula, or 90% of scan
line at any working distance.
The calculation given above is based on good quality sym-
bols in the center of the working range and length of bar
code.
SE 1223 Very High Density (VHD)
Scanner
SE 1223 VHD Scanner Technical Specifications
Item
Power Requirements
Low Power Current
Motor On Current
Scan Session Current
Motor and Laser On
Surge Current
Max V
Noise Level
cc
Scan Repetition Rate
Laser Power
Scan Angle
Pitch Angle
d = The housing's internal optical path (in inches)
A = Scan angle in degrees (53°).
L = 1.8 x (D + d) x Tan 26.5°)
Table 3-5
Description
5 volt dc ± 10%
65 mA typ @ 5 V
50 mA typical
100 mA typical
130 mA typical
100 mV point to point
36 (± 3) scans/second (bi-directional)
0.36 mW ± 10%
37° ± 2°
±65° from normal straight out
Scanner Specifications
SE 1223 Scanner User's Guide
3-7
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