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
5-23
Electrical installation
3.
Switch on the PC and power supply to the SICK Connection Module.
4.
Set the communication parameters (see
Chapter 10.6.3 Starting CLV-Setup,
).
Tip
In the default configuration, the terminal interface outputs the reading result in reading
diagnosis mode.
You can change the operating mode to M
ONITOR
HOST
INTERFACE
,
to M
ONITOR
HOST
I
NTERFACE
2,
A
UXILIARY
I
NPUT
or E
XTERNAL
D
ATA
S
TRING
I
NPUT
on the A
UXILARY
I
NTERFACE
tab in the "CLV-
Setup" program.
5.5.7
Connecting the "Sensor" switching input
If a reading procedure is to be triggered on the CLV by an external sensor, the reading pulse
sensor must be connected to the "Sensor" switching input. This trigger type is selected in
the default setting of the CLV.
shows the connections for the "Sensor" switching in-
put.
contains the characteristic data for this input.
¾
Connect the reading pulse sensor as shown in
Tip
You can change the switching mode (polarity, debouncing, response for first pulse after
power-up) of the "S
ENSOR
" switching input on the D
EVICE
C
ONFIGURATION
tab in the "CLV-
Setup" program.
¾
Click the R
EADING
T
RIGGER
P
ARAMETERS
button.
Enter the values in the dialog box displayed.
Perform a download to the CLV.
Fig. 5-5:
Connections of the "Sensor" switching input
Sensor
IN GND
GND
GND
GND
OUT
2k6
1
3
9
5
1
3
9
5
V
S
V
S
V
S
V
S
CLV
V
S
= 18 to 30 V DC for CLV without heater, 24 V DC +20 % /–10 % for CLV with heater
Switch
PNP sensor
Switching mode
Current at the input starts the reading interval on the CLV.
(default: active high, debouncing: 20 to 30 ms (standard))
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 5-25: Characteristic data of the "Sensor" switching input
