Rockwell Automation 1747-BSN Backup Scanner Module - Manual (Page 33)

Publication 1747-UM010B-EN-P - September 2003
Overview 1-19
Configuration Dip Switch Settings
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.
DIP
Switch
Position Definition Setting
1 and 2 Set the communication channel baud rate See the table on
page 1-20
3 Channel configuration DH+ = ON
RIO = OFF
4 User Identification Switch. This switch can be used to
differentiate one 1747-BSN module from its
counterpart and help 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, if
multiple BSN modules are used in each chassis. If
only one module is used in each chassis, turn this
switch to ON. Last module = ON
All others = OFF
1 2 3 4
O
N
1 2 3 4 5 6
O
N
1 2 3 4 1 2 3 4 5 6
Configuration Switch
Module Address Switch