User Manual

1 Publication 1746-UM003A-EN-P
Preface
Read this preface to familiarize yourself with the rest of the manual. This
preface covers the following topics:
• who should use this manual
• the purpose of this manual
• terms and abbreviations
• conventions used in this manual
• Allen-Bradley support
Who Should Use This
Manual
Use this manual if you are responsible for designing, installing, programming,
or troubleshooting control systems that use Allen-Bradley small logic
controllers.
You should have a basic understanding of SLC 500™ products. You should
understand programmable controllers and be able to interpret the ladder logic
instructions required to control your application. If you do not, contact your
local Allen-Bradley representative for information on available training courses
before using this product.
Purpose of This Manual
This manual is a reference guide for the 1746-NR8 RTD/Resistance Input
Module. The manual:
• gives you an overview of system operation
• explains the procedures you need to install and wire the module at the
customer site
• provides ladder programming examples
• provides an application example of how this input module can be used
to control a process