Allen-Bradley ControlLogix 1756-DH485, User Manual, Page: 7 / 110

i Publication 1756-UM532A-EN-P - May 2006
Preface
Purpose of This Manual
This manual describes how to understand, configure, and troubleshoot your
ControlLogix Data Highway 485 communication interface module.
This manual also provides step-by-step procedures on how to use the
1756-DH485 module to send DH-485 messages between ControlLogix, PLC,
and SLC controllers in DH-485 applications.
Who Should Use This
Manual
Use this manual if you program applications that use 1756-DH485 modules.
We assume you have a good understanding of the Data Highway 485 protocol.
This user manual contains a brief description of the Data Highway 485
network in Chapter 2, Overview of the DH-485 Network.
Other Resources
Refer to the manuals listed in the table Devices that Use the DH-485 Network
on page 2-3.