Rockwell Automation 1785-CHBM ControlNet Hot Backup Quick Start User Manual
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Publication 1785-QS001A-EN-P- - January 2001
3. Set the following:
a. Backup File - This is the 200-word integer data file number
created in RSLogix 5 (e.g. N20).
b. Odd Node Address - enter the node address of the odd node of
the odd/even pair of nodes.
c. Send Message - Enter the message number of the Send Scheduled
Message from the odd node address. (Refer to the number you
recorded earlier.)
d. Receive Message - Enter the message number of the Receive
Scheduled Message from the odd node address. (Refer to the
number you recorded earlier.)
e. Refer to the ControlNet PLC-5 Hot Backup System User Manual
(publication 1785-6.5.24) for other options on how to configure
your backup system. (Other options include
synchronous/asynchronous modes, crossloading, and equivalence
checking.)
4. Repeat these procedures for the other PLC-5 processor.
If your system is properly configured, the primary and
secondary LEDs will not be solid red. Your backup system is
ready.
Verify the Backup System
To verify your system:
1. Place the odd node keyswitch in Run mode.
The Primary LED on the 1785-CHBM cartridge should turn
solid green.
2. Place the even node keyswitch in Run mode.
The QUAL LED on both 1785-CHBM cartridges should turn
solid green. The Secondary LED on the even node should be
solid yellow.
Your ControlNet Hot Backup system is now up and running.