Allen-Bradley 1732ES-IB12XOB4, User Manual, Page: 111 / 176

Rockwell Automation Publication 1791ES-UM001G-EN-P - November 2016 111
Get Diagnostic Status from Modules by Using Explicit Messaging Appendix A
The first 32 bits of the instance are in IB16MSGdata[0].0…31, and the
final 24 bits are in IB16MSGdata[1].0…23. Map these 56 bits according
to Instance 869. An easy method to do this mapping is to create a user-
defined tag (UDT) for Instance 869. Once complete, it appears as
shown in
Figure 44 .
Figure 44 - Instance 869 UDT