User Manual Manual

138 Publication 1769-UM009E-EN-P - August 2009
Appendix B CompactLogix Backup on the DeviceNet Network
Reading Backup State Rung
You can read the backup state of the DeviceNet scanner module with a single
rung of ladder logic. The backup state is useful for debugging or more
sophisticated backup schemes. The message in this rung uses the SINT data
type.
This figure shows the rung you can use to read the backup state.
Rung 5 Message Configuration and Communication tabs.