Preface – Rockwell Automation 1770-HT8 SMART TRANSMITTER User Manual
Page 8

Preface
P-1
Preface
This manual shows you how to use the Smart Transmitter Interface
products with Allen-Bradley programmable controllers and other
intelligent host computers. It describes how to install and configure the
Smart Transmitter Interface products, as well as how to perform
trouble-shooting procedures.
This manual contains five chapters and three appendices. They address the
following topics:
Chapter
Topics Covered
Chapter 1: Introducing the Smart Transmitter
Interface
overview of the Smart Transmitter Interface;
introduction to the HART protocol, and features
and benefits of using them
Chapter 2: Installing the Smart Transmitter
Interface
installation procedure, power supply
requirements and connection instructions
Chapter 3: Configuring the Communications
Controller
the communication parameters and how to set
them on the Communications Controller
Chapter 4: Communicating with the Smart
Transmitter Interface
Smart Transmitter Interface data routing and
protocol conversion, communication terms,
HART and Smart Transmitter Interface data
packets, PLCĆ5 programming example, and
serial host communication with the Smart
Transmitter Interface
Chapter 5: Troubleshooting
diagnosing communications problems
Appendix A: Product Specifications
technical specifications for 1770ĆHT1, HT8 and
HT16, and HART communications
specifications
Appendix B: DF1 Diagnostic Command Support diagnostic commands for use on the RSĆ232C
link between a host processor and the
Communications Controller
Appendix C: Cable Length and Power Supply
Requirements
cable length requirements between the
Communications Controller and the Terminal
Blocks, and power supply requirements
This manual explains the features, functions and specifications of three
products designed to provide communication between Allen-Bradley
products and HART
r field devices. These products are:
Communications Controller
Cat. No. 1770-HT1
Purpose of the Manual
Organization of the Manual
How to Use This Manual