Operating Instructions Chapter 9
CLV 42x bar code scanner
Technical data
8 009 981/O078/16-08-2004 © SICK AG · Division Auto Ident · Germany · All rights reserved 9-1
9 Technical data
9.1 Data sheet CLV 420/421/422 bar code scanners (fixed focus)
Type CLV 420 (Standard) CLV 421 (Long Range) CLV 422 (High Density)
Line scanner CLV 420-0010 CLV 421-0010 CLV 422-0010
Raster scanner CLV 420-1010 CLV 421-1010 CLV 422-1010
Line scanner with 105° angle attachment CLV 420-2010 CLV 421-2010 CLV 422-2010
Raster scanner with 105° angle attachment CLV 420-3010 CLV 421-3010 CLV 422-3010
Focus Fixed focus
Reading window Line/raster scanner: front
Line/Raster scanner with angle attachment: side (angle of emergence 105°)
Laser diode (wavelength) red light (λ = 650 to 670 nm)
MTBF of laser diode 20,000 h
Laser class of device
Class 2 (pursuant to DIN EN 60825-1), shutoff of laser diode after 10 min
1)
Useable aperture angle max. 50°
Scanning/decoding frequency 400 to 1,200 Hz
Resolution 0.2 to 1.0 mm
(7.8 to 39.4 mil)
0.35 to 1.0 mm
(13.8 to 39.4 mil)
0.15 to 0.5 mm
(5.9 to 19.7 mil)
Reading areas See reading field diagrams, Chapter 10.2 Specification diagrams, Page 10-1
Trigger source for switching over the
reading configuration
"Sensor 2" switching input/serial interface/timer
Raster height 15 mm (0.6 in) (8 lines) at a reading distance of 200 mm (7.9 in) (front reading window)
Bar code print contrast (PCS) ≥ 60 %
Immunity to ambient light 2,000 lx (on bar code)
No. of bar codes per scan 1 to 3
No. of bar codes per reading interval
2)
1 to 10 (autodiscriminating)
Bar code types Code 39, Code 128, Code 93, Codabar, EAN, EAN 128, UPC, 2/5 Interleaved,
Pharmacode
Bar code length max. 50 characters
(max. 100 characters across all bar codes per reading interval)
Print ratio 2:1 to 3:1
No. of multiple reads 1 to 99
Visual indicators 4 x LEDs
Acoustic indicator Beeper, can be deactivated and assigned to a function for result status indication
Reading pulse Reflector polling/"Sensor 1" switching input/free running/Continuous Read/
serial interface
"Host" data interface RS 232 or RS 422/485, variable data output format
Data transfer rate 300 to 57,600 bd
Protocols SICK Standard, 3964(R)
Physical configurations Standalone
"CAN" data interface CANopen protocol, CAN Scanner Network
Data transfer rate 20 kbps to 1 Mbps
1) in Reading mode with the "Switching input Sensor 1" and "Serial interface" pulse types
2) Reading interval: time window generated internally for evaluating the code
Table 9-1: Technical specifications of the CLV 420/421/422 (line/raster scanner)
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