Honeywell 7820 Barcode Reader User Manual


 
7
INTRODUCTION
7820 SCANNER DESIGN SPECIFICATIONS
OPERATIONAL
Light Source:
V
isible Laser Diode (VLD) @ 650 nm
Laser Power: 0.900 mW (peak)
Embedded Laser:
Max Optical Power: 10 mW
Wavelength: 650 nm
Depth of Field:
0 mm to 255.0 mm (0"- 10.0") for
0.33 mm (13 mil) bar code
Width of Scan Field:
38 mm (1.5") @ 15 mm (0.6");
135 mm (5.3") @ 191 mm (7.5")
Scan Speed: 1800 scans/second
Scan Pattern: 5 fields of 4 parallel lines (omnidirectional)
Scan Lines: 20
Min Bar Width: 0.127 mm (5.0 mil)
Decode Capability:
Auto-discriminates all standard bar codes; for
other symbologies contact a customer service, see
page 55.
System Interfaces: Keyboard Wedge, RS232, USB, RS485
Print Contrast: 35% minimum reflectance difference
No. Characters Read:
up to 80 data characters (Maximum number will vary
based on symbology and density)
Roll, Pitch, Yaw: 360°, 60°, 60°
Beeper Operation: 7 tones or no beep
Indicators (LED): Blue = laser on, ready to scan, and good read.
MECHANICAL
Dimensions:
152 mm (6.0") H, 92 mm (3.6") D,
152 mm (6.0") W
Footprint of Stand 152 mm (6.0") x 64 mm (2.5")
Weight: 0.706 Kg (1.56 lbs)
Termination:
Two: 10-pin modular RJ45 jacks
One: 6-pin modular RJ45 jack
Cable:
Standard 2.1m (7') straight; for other cables contact a
customer service representative, see page 55.