Preface – Rockwell Automation 1770-HT8 SMART TRANSMITTER User Manual

Page 8

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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

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