Allen-Bradley Compact 1769-IR6 Manual de usuario

Compact™ I/O

RTD/resistance

Input Module

(Catalog Number 1769-IR6)

User Manual

AB PLCs

Important User

Information

Because of the variety of uses for the products described in this

publication, those responsible for the application and use of this control

equipment must satisfy themselves that all necessary steps have been

taken to assure that each application and use meets all performance and

safety requirements, including any applicable laws, regulations, codes

and standards.

The illustrations, charts, sample programs and layout examples shown in

this guide are intended solely for purposes of example. Since there are

many variables and requirements associated with any particular

installation, Rockwell International Corporation does not assume

responsibility or liability (to include intellectual property liability) for

actual use based upon the examples shown in this publication.

Rockwell Automation publication SGI-1.1, Safety Guidelines for the

Application, Installation and Maintenance of Solid-State Control

(available from your local Rockwell Automation office), describes some

important differences between solid-state equipment and

electromechanical devices that should be taken into consideration when

applying products such as those described in this publication.

Reproduction of the contents of this copyrighted publication, in whole or

part, without written permission of Rockwell Automation, is prohibited.

Throughout this manual we use notes to make you aware of safety

considerations:

Attention statements help you to:

•identify a hazard

•avoid a hazard

•recognize the consequences

MicroLogix, RSLogix, and RSLinx are trademarks of Rockwell Automation.

Belden is a trademark of Belden, Inc.

ATTENTION

Identifies information about practices or circumstances

that can lead to personal injury or death, property

damage or economic loss

IMPORTANT Identifies information that is critical for successful

application and understanding of the product.

iPublication 1769-UM005A-EN-P

Table of Contents

Preface

Who Should Use This Manual. . . . . . . . . . . . . . . . . . . . . . . . . P-1

How to Use This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . P-1

Manual Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P-1

Related Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . P-2

Conventions Used in This Manual. . . . . . . . . . . . . . . . . . . . . . P-2

Rockwell Automation Support . . . . . . . . . . . . . . . . . . . . . . . . P-3

Local Product Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . P-3

Technical Product Assistance . . . . . . . . . . . . . . . . . . . . . . . P-3

Your Questions or Comments on the Manual . . . . . . . . . . . P-3

Chapter 1

Overview

General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

RTD Compatibility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Resistance Device Compatibility. . . . . . . . . . . . . . . . . . . . . 1-5

Hardware Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

General Diagnostic Features . . . . . . . . . . . . . . . . . . . . . . . 1-7

System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

System Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Module Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8

Module Field Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8

Chapter 2

Quick Start

for Experienced Users

Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Required Tools and Equipment. . . . . . . . . . . . . . . . . . . . . . . . 2-1

What You Need To Do. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Chapter 3

Installation and Wiring

Compliance to European Union Directives . . . . . . . . . . . . . . . 3-1

EMC Directive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Low Voltage Directive . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

General Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Hazardous Location Considerations . . . . . . . . . . . . . . . . . . 3-2

Prevent Electrostatic Discharge . . . . . . . . . . . . . . . . . . . . . 3-3

Remove Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Selecting a Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

System Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

Minimum Spacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

Panel Mounting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

DIN Rail Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Replacing a Single Module within a System . . . . . . . . . . . . . . . 3-7

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Table of Contents ii

Field Wiring Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

System Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

RTD Wiring Considerations . . . . . . . . . . . . . . . . . . . . . . . . 3-9

Terminal Door Label. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10

Removing and Replacing the Terminal Block . . . . . . . . . . 3-10

Wiring the Finger-Safe Terminal Block. . . . . . . . . . . . . . . 3-11

Wiring the Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Wiring RTDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Wiring Resistance Devices (Potentiometers) . . . . . . . . . . . 3-14

Chapter 4

Module Data, Status, and

Channel Configuration

Module Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Input Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Configuration File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Accessing Input Image File Data. . . . . . . . . . . . . . . . . . . . . . . 4-2

Input Data File. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Input Data Values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

General Status Flag Bits (S0 to S5) . . . . . . . . . . . . . . . . . . . 4-3

Open-Circuit Flag Bits (OC0 to OC5) . . . . . . . . . . . . . . . . . 4-4

Over-Range Flag Bits (O0 to O5). . . . . . . . . . . . . . . . . . . . 4-4

Under-Range Flag Bits (U0 to U5) . . . . . . . . . . . . . . . . . . . 4-4

Configuring Channels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

Configuration Data File . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

Channel Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6

Enabling or Disabling a Channel (Bit 15) . . . . . . . . . . . . . . 4-8

Selecting Data Format (Bits 12 to 14) . . . . . . . . . . . . . . . . . 4-8

Selecting Input/Sensor Type (Bits 8 to 11) . . . . . . . . . . . . 4-13

Selecting Temperature Units/Mode (Bit 7) . . . . . . . . . . . . 4-14

Selecting Open-Circuit Response (Bits 5 and 6) . . . . . . . . 4-14

Selecting Cyclic Lead Compensation (Bit 4) . . . . . . . . . . . 4-14

Selecting Excitation Current (Bit 3) . . . . . . . . . . . . . . . . . 4-15

Setting Filter Frequency (Bits 0 to 2) . . . . . . . . . . . . . . . . 4-15

Selecting Enable/Disable Cyclic Autocalibration

(Word 6, Bit 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Determining Effective Resolution and Range . . . . . . . . . . . . . 4-19

Determining Module Update Time . . . . . . . . . . . . . . . . . . . . 4-26

Effects of Autocalibration on Module Update Time. . . . . . 4-27

Calculating Module Update Time with Autocalibration

Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28

Effects of Cyclic Lead Wire Compensation on Module

Update Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-30

Calculating Module Update Time with Cyclic Lead Wire

Compensation Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31

Impact of Autocalibration and Lead Wire Compensation on

Module Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32

Effects of Autocalibration on Accuracy . . . . . . . . . . . . . . . . . 4-33

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Table of Contents iii

Chapter 5

Diagnostics and

Troubleshooting

Safety Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Indicator Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Activating Devices When Troubleshooting . . . . . . . . . . . . . 5-1

Stand Clear of the Equipment . . . . . . . . . . . . . . . . . . . . . . 5-2

Program Alteration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

Safety Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

Module Operation vs. Channel Operation . . . . . . . . . . . . . . . . 5-2

Power-up Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

Channel Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

Invalid Channel Configuration Detection . . . . . . . . . . . . . . 5-3

Out-of-Range Detection. . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

Open-Wire or Short-Circuit Detection. . . . . . . . . . . . . . . . . 5-4

Non-critical vs. Critical Module Errors . . . . . . . . . . . . . . . . . . . 5-4

Module Error Definition Table . . . . . . . . . . . . . . . . . . . . . . . . 5-4

Module Error Field . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5

Extended Error Information Field. . . . . . . . . . . . . . . . . . . . 5-5

Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Module Inhibit Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

Contacting Rockwell Automation . . . . . . . . . . . . . . . . . . . . . . 5-8

Appendix A

Specifications

General Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Input Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2

Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4

RTD Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4

Appendix B

Module Addressing and

Programming with MicroLogix

1500 and RSLogix 500

Module Addressing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1

1769-IR6 Configuration File . . . . . . . . . . . . . . . . . . . . . . . . B-2

Configuring the 1769-IR6 in a MicroLogix 1500 System . . . . . . B-2

Appendix C

Configuring the 1769-IR6 RTD

Module with the Generic

Profile for CompactLogix

Controllers using RSLogix5000

Configuring I/O Modules. . . . . . . . . . . . . . . . . . . . . . . . . . C-4

Configuring a 1769-IR6 RTD Input Module. . . . . . . . . . . . . C-5

AB PLCs

Publication 1769-UM005A-EN-P

Table of Contents iv

Appendix D

Configuring Your 1769-IR6

RTD/resistance Input Module

in a Remote DeviceNet System

with a 1769-ADN DeviceNet

Adapter

Configuring the 1769-IR6. . . . . . . . . . . . . . . . . . . . . . . . . . D-4

Appendix E

Two’s Complement Binary

Numbers

Positive Decimal Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-1

Negative Decimal Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2

Glossary

Index

1Publication 1769-UM005A-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

•how to use this manual

•related publications

•conventions used in this manual

•Rockwell Automation 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

Compact™ I/O and/or compatible controllers, such as MicroLogix 1500 or

CompactLogix.

How to Use This Manual

As much as possible, we organized this manual to explain, in a

task-by-task manner, how to install, configure, program, operate and

troubleshoot a control system using the 1769-IR6.

Manual Contents

If you want... See

An overview of the RTD/resistance input module Chapter 1

A quick start guide for experienced users Chapter 2

Installation and wiring guidelines Chapter 3

Module addressing, configuration and status information Chapter 4

Information on module diagnostics and troubleshooting Chapter 5

Specifications for the module Appendix A

Information on programming the Module using MicroLogix 1500 and

RSLogix 500

Appendix B

Information on programming the Module using CompactLogix and RSLogix

5000

Appendix C

Information on programming the Module using 1769-ADN DeviceNet

Adapter and RSNetworx

Appendix D

Information on understanding two’s complement binary numbers Appendix E

Definitions of terms used in this manual Glossary

AB PLCs

Publication 1769-UM005A-EN-P

P-2

Related Documentation

The table below provides a listing of publications that contain important

information about MicroLogix 1500 systems.

If you would like a manual, you can:

•download a free electronic version from the internet at

www.theautomationbookstore.com

•purchase a printed manual by:

–contacting your local distributor or Rockwell Automation

representative

–visiting www.theautomationbookstore.com and placing your order

–calling 1.800.963.9548 (USA/Canada) or 001.330.725.1574 (Outside

USA/Canada)

Conventions Used in

This Manual

The following conventions are used throughout this manual:

•Bulleted lists (like this one) provide information not procedural steps.

•Numbered lists provide sequential steps or hierarchical information.

•Italic type is used for emphasis.

•Text in this font indicates words or phrases you should type.

For Read this document Document number

A user manual containing information on how to install,

use and program your MicroLogix 1500 controller

MicroLogix™ 1500 User Manual 1764-UM001A-US-P

An overview of 1769 Compact Discrete I/O modules 1769 Compact Discrete Input/Output Modules Product

Data

1769-2.1

An overview of the MicroLogix 1500 System, including

1769 Compact I/O.

MicroLogix™ 1500 System Overview 1769-SO001A-EN-P

A user manual containing information on how to install,

use and program your CompactLogix controller.

CompactLogix™ User Manual 1769-UM007B-EN-P

In-depth information on grounding and wiring

Allen-Bradley programmable controllers.

Allen-Bradley Programmable Controller Grounding and

Wiring Guidelines

1770-4.1

Publication 1769-UM005A-EN-P

P-3

Rockwell Automation

Support

Rockwell Automation offers support services worldwide, with over

75 Sales/Support Offices, 512 authorized distributors and 260 authorized

Systems Integrators located throughout the United States alone, plus

Rockwell Automation representatives in every major country in the world.

Local Product Support

Contact your local Rockwell Automation representative for:

•sales and order support

•product technical training

•warranty support

•support service agreement

Technical Product Assistance

If you need to contact Rockwell Automation for technical assistance,

please review the information in Chapter 5, Module Diagnostics and

Troubleshooting first. Then call your local Rockwell Automation

representative.

Your Questions or Comments on the Manual

If you find a problem with this manual, please notify us. If you have any

suggestions for how this manual could be made more useful to you,

please contact us at the address below:

Rockwell Automation

Automation Control and Information Group

Technical Communication, Dept. A602V

P.O. Box 2086

Milwaukee, WI 53201-2086

AB PLCs

Publication 1769-UM005A-EN-P

P-4

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