Configuration selection, Configuration selection -3 – Rockwell Automation 1747-BSN Backup Scanner Module User Manual
Page 45
Publication 1747-UM010B-EN-P - September 2003
Installation and Wiring 3-3
Configuration Selection
The six-position Configuration DIP Switch is used to select the baud
rate, configure the communication channel, and identify each
individual BSN module and the last BSN module. The tables below
define the DIP switch configuration settings.
Baud Rate Settings
Module Address Switch
The four-position Module Address DIP switch configures the BSN
address in the LSL. The table below shows the address that
corresponds to each setting.
DIP Switch
Position
Definition
Setting
1 and 2
Set the communication channel baud rate.
See the table on
page 2
3
Channel configuration.
DH+ = ON
RIO = OFF
4
User Identification Switch. This switch can be used
to diferentiate one 1747-BSN from its counterpart
and identify when a switchover occurs. This switch
is user-configurable and does not affect the
operation of the module.
User selectable
5
Reserved.
6
Identifies the last module in the local status link.
Last module = ON
All others = OFF
Position 1
Position 2
Baud Rate
ON
ON
57.6K
ON
OFF
115.2K
OFF
ON
230.4K
OFF
OFF
Disabled
Switch Position
(1)
(1) Switch position 4 is not used.
1747-BSN Address
1
2
3
OFF
OFF
OFF
1
ON
OFF
OFF
2
OFF
ON
OFF
3
ON
ON
OFF
4
OFF
OFF
ON
5
ON
OFF
ON
6
OFF
ON
ON
7
ON
ON
ON
8