4-2. Specification of Scanner Engine
Power Requirements
3.3 - 5.0 V DC
±
1 0 %
Input Voltage
68 mA @ 3.3V DC
Input Current
78 mA @ 5.0V DC
Standby Current
< 35 mA typical; 50 mA max. @ 5VDC
Surge Current
<200 mA typical
Vcc Noise Level
100 mV pk - pk (30 Hz - 50 kHz)
Scan Repetition Rate
39 (
±
3) scans/sec (bi-directional)
Laser Power
1.2 mW nominal - Scanning Mode0.8 mW
nominal - Aim Mode
Laser Class
Intended use in CDRH/IEC Class 2 devices
Print Contrast
Minimum 25% absolute dark/light reflectance
measured at 650 nm
Scan Angle
5 3
°
( t y p i c a l )
Pitch Angle
±
6 5
°
from normal
Skew Tolerance
±
6 0
°
from normal
Roll
±
1 0
°
from vertical
Ambient
Light Immunity
S u n l i g h t
10,000 ft. candles (107,640 lux)
Artificial Light
450 ft. candles (4,844 lux)
4-3. Decoding Zone
** Source : Symbol technologies, Inc.
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