Barcode reader VB34
Installation
Da
te
of
issue
06/
1
3
/2005
37
Subject to reasonable modifications due to technical advances.
Copyright Fuchs, Printed in Germany
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6.3.4
DeviceNet connector
The 5-pin connector is only available with the DeviceNet model of the VB34 and
allows for a connection between the reader and a higher-level system:
Figure 6.37
5-pin DeviceNet connector
6.3.5
Profibus connector
The 9-pin Profibus socket is only available with the Profibus model of the VB34 and
allows for a connection between the reader and a higher-level system:
Figure 6.38
9-pin Profibus socket
When the DeviceNet is used, the primary serial interface is
deactivated and must not be interfaced with another device.
VB34 electrical connections of the 5-pin DeviceNet connector
Pin
Description
Function
2
V +
Supply voltage - plus
5
CAN_L
CAN bus data lead – L
1
Shield
Shield
4
CAN_H
CAN bus data lead – H
3
V -
Supply voltage - minus
The supply voltage to the pins V+ and V- is only used to supply the
part of the DeviceNet card, which is directly connected to the bus. It is
galvanically isolated from the supply of the VB34, which has to be
connected to the pins 9 and 13 as well as 23 and 25 of the 26-pin
connector.
Note
Note