Chapter
6
Operating Instructions
CLV 42x bar code scanner
6-2
©
SICK AG · Division Auto Ident · Germany · All rights reserved
8 009 981/O078/16-08-2004
Operation
6.2.1
Default settings: line/raster scanner CLV 42x
Parameter
Default setting
Active code types
Code 39, 2/5 Interleaved, Code 128
Code length
freely assignable (2/5 Interleaved: interval 4 to 50 characters)
Quiet zone
Start/stop ratio, automatic
Min./max. code position
0/100 CP
Multiple read
3
Min./max. no. codes
1
Scanning frequency
700 Hz
Min. reading distance
60 mm (2.36 in)
Reading pulse source
Start: "Sensor 1" switching input (active: high); end: "Sensor 1" switching input
"Sensor 2" switching input
Focus Control 1
"Sensor 1" switching input
Start and end of reading pulse (level: active high), debouncing 20 to 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", volume: low
Arrangement to host
Standalone
Output of the reading result
Host interface
Device number
1
Host interface (type)
RS 422/485
Protocol
NAK ; start character: STX, stop character: ETX
Transfer rate
9,600 bd
Data format
8 data bits; no parity; 1 stop bit
Output format
Good Read: Header: blank; Code-Info/Separator: blank; Terminator: blank;
No Read: Code-Info/Separator and error string
Error string: NOREAD
Output sorting
in accordance with code position
Output time
Reading result: end of reading pulse
Code-Info/Separator: after code
Test string
not activated
Terminal interface
RS 232; 9,600 bd; 8 data bits; no parity; 1 stop bit (values cannot be changed)
Function
Reading diagnosis
Table 6-1: Extract: Default parameter settings of the line/raster scanner CLV 42x