Barcode reader VB34
Installation
Da
te
of
issue
06/
1
3
/2005
27
Subject to reasonable modifications due to technical advances.
Copyright Fuchs, Printed in Germany
Fuchs Group • Tel.: G49 621 776-0 • USA +1 330 4253555 • Sin65 67799091 • Internet http://www.pepperl-fuchs.com
Wiring as sink
In the case of an operation as sink, the 26-pin connector is wired as follows:
Figure 6.16
20 mA current loop, wiring as sink (passive)
If the VB34 reader is connected to a C-BOX 100 via a CAB-61X0, the signals are
connected to the following terminals of the C-BOX 100:
Secondary interface
The secondary serial interface is designed as a fixed RS232 full-duplex interface. The
interface is configured using the configuration software.
In full-duplex operation, the RS232 interface uses the following pins of the 25-pin or
26-pin connector:
Pin
Description
Function
2
CLOUT+
Current loop output (+)
4
CLOUT-
Current loop output (-)
3
CLIN+
Current loop input (+)
5
CLIN-
Current loop input (-)
Pin
Description
Function
11, 15
CLOUT+
Current loop output (+)
12, 16
CLOUT-
Current loop output (-)
17
CLIN+
Current loop input (+)
18
CLIN-
Current loop input (-)
Pin
Description
Function
20
RXAUX
Received data
21
TXAUX
Transmitted data
23
SGND AUX
Signal ground
5