Rockwell Automation 22-COMM-C ControlNet Adapter - Manual (Page 74)

7-6 Using Multi-Drive Mode
Figure 7.8 Multi-Drive Example of I/O Image for PLC-5
Note: If a daisy-chained drive is disconnected from the RS-485 (DSI)
network or powered down, the Logic Status and Feedback words for the
affected drive will be set to 0.
Controller Scanner
or
Bridge
Adapter
Word and I/O
ControlNet DSI
Output
Image
(Write)
Input
Image
(Read)
Message
Handler
Message
Buffer
0 Logic Command
1 Reference
2 Logic Command
3 Reference
4 Logic Command
5 Reference
6 Logic Command
7 Reference
8 Logic Command
9 Reference
0 Logic Status
1 Feedback
2 Logic Status
3 Feedback
4 Logic Status
5 Feedback
6 Logic Status
7 Feedback
8 Logic Status
9 Feedback
PowerFlex Drive 0
PowerFlex Drive 1
PowerFlex Drive 3
PowerFlex Drive 4
PowerFlex Drive 0
PowerFlex Drive 1
PowerFlex Drive 2
PowerFlex Drive 3
PowerFlex Drive 4
PowerFlex Drive 2