Manual

Publication 1756-UM524B-EN-P - December 2008
Appendix D
1756-CLX/C Module Backplane
Communication Tag List
The 1756-CLX/C module tags NX00 through NX91 are used for backplane (API)
communication, and should be defined in your ladder logic exactly as listed in Table D-A
in this Appendix. Refer to Appendix F for information on copying the tags and ladder
logic files from the .acd file supplied with the 1756-CLX/C module.
For information about this topic: See page:
About the Nexus Communication Flags (NX20 – NX91) D-2
ATTENTION
Failure to properly define the module tags NX00 through NX91 may
result in unpredictable module operation.