Owner manual

142 Rockwell Automation Publication 20Y-UM001E-EN-P - July 2014
Appendix A Supplemental Information
The AFE supports 16-bit and 32-bit datalinks, which can be selected on the
Logix module definition screen (for details, see the communication adapter
documentation). The example screen below shows a 20-COMM-E Ethernet/IP
adapter using a 32-bit parameter (Datalink A) on the input and two 16-bit
parameters on the output.
The data is used as shown below.
Logix to 20-COMM-x 20-COMM-x to Logix
Word Output I/O Word Input I/O
1Logic Command 1Logic Status
2 Reference (bus voltage) 2 Feedback (bus voltage)
3 Datalink In A1 3 Datalink Out A1
4 Datalink In A2 4 Datalink Out A2
5 Datalink In B1 5 Datalink Out B1
6 Datalink In B2 6 Datalink Out B2
7 Datalink In C1 7 Datalink Out C1
8 Datalink In C2 8 Datalink Out C2
9 Datalink In D1 9 Datalink Out D1
10 Datalink In D2 10 Datalink Out D2