Chapter 6 Operating Instructions
CLV 45x Bar Code Scanner
6-2
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SICK AG · Division Auto Ident · Germany · All rights reserved 8 009 139/K949/06-06-2002
Operation
6.2.1 Default setting of line scanner
6.2.2 Default setting of line scanner with oscillating mirror
Default setting as for line scanner, with following additions
Parameter CLV 450 CLV 451
Decoder
SMART decoder
Active code types Code 39, 2/5 Interleaved, Code 128
Code length Freely assignable (2/5 Interleaved: Interval 4 ... 50 characters)
Segmentation Start/stop ratio, automatic
Min./max. code position 0/100 CP
Multiple reading 3
Min./max. no. of codes 1
Scanning frequency 600 Hz 800 Hz
Resolution (min. bar width) 0.35 mm 0.5 mm
Focus control 8 distance configurations
Focal positions DC 1: 900 mm, DC 2: 500 mm, DC 3: 200 mm, AK 1: 550 mm
DC 4 ... DC 8: 200 mm
Trigger "Sensor 2" switching input/serial interface
Reading pulse source Start: "Sensor 1" switching input (active high); End: "Sensor 1" switching input
"Sensor 2" switching input Focal control changeover
"Sensor 1" switching input Start and end of reading pulse (level: active high), debouncing 20 ... 30 ms
Switching outputs Not inverted; pulse duration: 100 ms
Status output function Result 1: "Device Ready" (static), Result 2: "Good Read"
Beeper Status output function: "Good Read", Beeper "ON"
Configuration to host Stand-alone
Destination of result data strings Host interface
Device number 1
Host interface (type) RS-422/485
Protocol NAK; Start character: STX, Stop character: ETX
Transfer rate 9 600 bits/s
Data format 8 data bits, no parity, 1 stop bit
Output format Header: blank; Separator: blank; Terminator: blank; Error string: NO READ + separator
Output sorting In accordance with code position
Output time Read result: end of reading intervall Separator: after code
Test string Not activated
Terminal interface RS 232, 9 600 bits/s, 8 data bits, no parity, 1 stop bit (values cannot be changed)
Function Reading diagnosis
Table 6-1: Extract: Default setting of the line scanner parameter values
Parameter Default setting
Oscillating amplitude
±
40 CW (corresponds to an angle of deflection of –20
°
... + 20
°
)
Operating mode Oscillating with maximum amplitude
Oscillating frequency 1 Hz
Fixed position 50 CW (corresponds to a light emission under 105
°
)
Table 6-2: Extract: Default setting of additional parameter values of the line scanner with oscillating mirror
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