6 ControlNet PLC-5 Hot Backup System
Publication 1785-10.8 - October 1998
Create and Configure the ControlNet Backup Integer File
1. Launch RSLogix 5.
2. Create an integer file with a length of exactly 200 words. Do this on
both processors.
3. Launch the Hot Backup Configuration application software.
4. Enter the odd node address of the pair of modules in your system.
5. Select the RSLinx Driver you are using to attach to the PLC-5
processors.
6. Click on the processor you wish to configure, and set the following:
• Backup File - This is the 200-word integer data file number created
in RSLogix 5 (e.g. N20).
• Send Message - Enter the message number of the Send Scheduled
Message from the odd node address. (Refer to the number you
recorded earlier.)
• Receive Message - Enter the message number of the Receive
Scheduled Message from the odd node address. (Refer to the number
you recorded earlier.)
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.)
If your system is properly configured, the QUAL LED on both backup
cartridges should be yellow. Your backup system is ready.
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