Configuration errors, Baud rate settings module address switch – Rockwell Automation 1747-BSN Backup Scanner Module User Manual
Page 11

Backup Scanner Module
11
Publication 1747-5.38
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.
Configuration Errors
The module reports the following configuration errors by flashing the fault LED:
• two 1747-BSN modules are configured with the same address
• LSL addresses are not consecutive (addresses must be numbered 0, 1, 2,
etc.)
• last LSL switch is not set in the last module in the link
• last LSL switch is set in a module that is not the last in the link, or
• primary and secondary modules do not have the same configuration settings
(secondary module shows the configuration error)
Position 1
Position 2
Baud Rate
ON
ON
57.6K
ON
OFF
115.2K
OFF
ON
230.4K
OFF
OFF
Disabled
Switch Position
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
Note:
Switch position 4 is not used.