Rockwell Automation 1794-L34 FlexLogix Controller System User Manual - Manual (Page 113)

Publication 1794-UM001G-EN-P - January 2007
FlexLogix Back-Up on DeviceNet 113
Table describes the possible values this message may return when
reading the back-up state of the DeviceNet scanner.
If the message reads
this value: the back-up state of the DeviceNet scanner is:
0 Disabled
1 Primary scanner
2 Back-up scanner
3 Invalid primary node address (e.g. the node address cannot
be 62 or 63)
4 Faulted back-up scanner - CRC failure (e.g. the scanlists in
the scanners do not match)
5 Faulted back-up scanner - back-up node number failure (e.g.
the back-up scanner is not using a node number = the
primary node number + 1)
6 Back-up scanner pending primary detection
254 Attempting primary access
255 Attempting back-up access