Table of Contents
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Using I/O Messaging
Chapter 5 provides information and examples that explain how to use
I/O Messaging to control a PowerFlex drive.
Topic
About I/O Messaging
Understanding the I/O Image
Using Logic Command/Status
Using Reference/Feedback
Using Datalinks
ATTENTION: Risk of injury or equipment damage exists. The
examples in this publication are intended solely for purposes of
!
example. There are many variables and requirements with any
application. Rockwell Automation does not assume responsibility or
liability (to include intellectual property liability) for actual use of the
examples shown in this publication.
About I/O Messaging
I/O messaging is used to transfer the data which controls the PowerFlex
drive and sets its Reference. I/O can also be used to transfer data to and
from Datalinks in PowerFlex drives.
The PROFIBUS adapter provides options for configuring and using I/O,
including the following:
• The size of I/O can be configured by enabling or disabling the Logic
Command/Reference and Datalinks.
Chapter
3,
Configuring the Adapter
Profibus Scanner
the network for these options. The
This chapter discusses how to use I/O after you have configured the
adapter and scanner.
Page
5-1
5-2
5-4
5-4
5-4
discuss how to configure the adapter and scanner on
Glossary
Topic
SLC Example Ladder Logic Program 5-6
SLC Ladder Logic Example - Main
Program
SLC Ladder Logic Example - Station
1 Program
SLC Ladder Logic Example - Station
2 Program
and
Chapter
4,
Configuring the
defines the different options.
5
Chapter
Page
5-9
5-13
5-17
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