Operating Instructions
Chapter
5
CLV 490 Bar Code Scanner
8 009 993/O824/20-12-2004
©
SICK AG · Division Auto Ident · Germany · All rights reserved
5-25
Electrical installation
¾
Connect the sensors as shown in
For connecting the switching inputs via the CDB 420 or CDM 490 Connection Module, see
the Operating Instructions for the
"CDB 420 Connection Module"
(no. 8 010 001, German/
English) respectively the Operating Instructions for the
"CDM 490 Connection Module"
(no. 8 010 005, German/English).
Input
"IN X"
CLV "I/O" connection
Pin Y
IN 0
Pin 6
IN 1
Pin 2
IN 2
Pin 7
IN 3
Pin 11
IN 4
Pin 12
Table 5-26: Pin assignment for "IN 0" to IN 4" switching inputs
Function
Trigger source for dynamic focus control
"IN 3" alternative: – trigger source for One Shot on oscillating mirror
"IN 4" alternative: – trigger source for One Shot on oscillating mirror
– belt increment input
– trigger source for end of reading interval
Default setting "IN 3" and "IN 4": dynamic focus control
Switching mode
Active when input energized (high)
Properties
– Optodecoupled, non-interchangeable
– Can be connected to PNP output on a sensor
Electrical values
Low: –30 V
≤
V
I
≤
+2 V
High: +7 V
≤
V
I
≤
+13 V
Table 5-27: Characteristic data of the "IN 0" to "IN 4" switching inputs
Switching inputs
Content Assignment Table Distance Config.
2
)
Logic state
1)
"IN 4" to "IN 0"
inputs
Assignment
table index
Default setting
Example:
Photoelectric switches
(bright switching)
0 0 0 0 0
N 1
DC 1
DC 6
0 0 0 0 1
N 2
DC 2
DC 5
0 0 0 1 0
N 3
DC 3
DC 4
0 0 0 1 1
N 4
DC 4
DC 4
0 0 1 0 0
N 5
DC 5
DC 3
0 0 1 0 1
N 6
DC 6
DC 3
0 0 1 1 0
N 7
DC 7
DC 3
0 0 1 1 1
N 8
DC 8
DC 3
0 1 0 0 0
N 9
DC 8
DC 2
0 1 0 0 1
N 10
DC 8
DC 2
0 1 0 1 0
N 11
DC 8
DC 2
0 1 0 1 1
N 12
DC 8
DC 2
0 1 1 0 0
N 13
DC 8
DC 2
0 1 1 0 1
N 14
DC 8
DC 2
0 1 1 1 0
N 15
DC 8
DC 2
0 1 1 1 1
N 16
DC 8
DC 2
1 0 0 0 0
N 17
DC 8
DC 1
1 0 0 0 1
N 18
DC 8
DC 1
1 0 0 1 0
N 19
DC 8
DC 1
1 0 0 1 1
N 20
DC 8
DC 1
Table 5-28: Dynamic focus control: switching inputs/distance configuration assignment table