AB Quality Allen-Bradley 1771-IJ User Manual page 3

Encoder/counter modules
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Preface Objectives
Audience
Vocabulary
What This Manual
Contains
Conventions
Using This Manual
Read this preface to familiarize yourself with this manual and to
learn how to use it properly and efficiently.
We assume that you have previously used an Allen-Bradley
programmable controller, that you are familiar with its features, and
that you are familiar with the terminology we use. If not, read the
user manual for your processor before reading this manual.
In this manual, we refer to:
the individual encoder counter module as the "module."
the programmable controller as the "controller" or the
"processor."
The contents of this manual are as follows:
Chapter
Title
1
Introduction
2
Preliminary Adjustments
3
Installation
4
Module/Processor Communication
5
Single Transfer Programming
6
Block Transfer Programming
7
Special Programming
Appendix
A
Specifications
We use these conventions in this manual:
In this manual, we show:
that there is more information about a topic
in another chapter in this manual
that there is more information about the
topic in another manual
Preface
What's Covered
General overview of the modules
Setting the switches and understanding the operation
How to install the modules
How the module communicates with the processor
How to transfer information with single transfer
programming
How to transfer information with block transfer
programming
Special programs to extend the count beyond 999
Module specifications
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Publication 1771 UM006B-EN-P - June 2002

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