Rockwell-automation 1762-IR4 RTD/Resistance Input Module Manual de usuario

MicroLogix™ 1200 RTD/Resistance Input Module(Catalog Number 1762-IR4)User Manual

Publication 1762-UM003A-EN-P - February 20034 Preface

Publication 1762-UM003A-EN-P - February 20034 IndexWwiring 2-1input devices 2-11routing considerations 2-4terminal block 2-10terminal screw tor

Publication 1762-UM003A-EN-P - February 2003 9Copyright © 2003 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

1 Publication 1762-UM003A-EN-P - February 2003Chapter 1OverviewThis chapter describes the four-channel 1762-IR4 RTD/resistance Input module and explai

Publication 1762-UM003A-EN-P - February 20031-2 OverviewThe following data formats are supported by the module.:• raw/proportional• engineering

Publication 1762-UM003A-EN-P - February 2003Overview 1-3Table 1.1 RTD SpecificationsRTD Type(1)Temperature Range Using 0.5 mA ExcitationTempera

Publication 1762-UM003A-EN-P - February 20031-4 OverviewThe tables below provide specifications for RTD accuracy and temperature drift.Table 1.

Publication 1762-UM003A-EN-P - February 2003Overview 1-5Resistance Device CompatibilityThe following table lists the specifications for the res

Publication 1762-UM003A-EN-P - February 20031-6 OverviewHardware FeaturesThe RTD/resistance module provides connections for four 3-wire inputs

Publication 1762-UM003A-EN-P - February 2003Overview 1-7System OverviewThe modules communicate to the local controller or communication adapter

Publication 1762-UM003A-EN-P - February 20031-8 OverviewModule OperationAs shown in the block diagram below, each input channel of the module c

1 Publication 1762-UM003A-EN-P - February 2003Chapter 2Installation and WiringThis chapter tells you how to:• determine the power requirements for the

Important User InformationBecause of the variety of uses for the products described in this publication, those responsible for the application and use

Publication 1762-UM003A-EN-P - February 20032-2 Installation and WiringFor specific information required by EN61131-2, see the appropriate sect

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-3Hazardous Location ConsiderationsThis equipment is suitable for use in C

Publication 1762-UM003A-EN-P - February 20032-4 Installation and WiringRemove PowerSelecting a LocationReducing NoiseMost applications require

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-5MountingMinimum SpacingMaintain spacing from enclosure walls, wireways,

Publication 1762-UM003A-EN-P - February 20032-6 Installation and WiringDIN Rail MountingThe module can be mounted using the following DIN rails

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-7System AssemblyThe expansion I/O module is attached to the controller or

Publication 1762-UM003A-EN-P - February 20032-8 Installation and WiringField Wiring ConnectionsSystem Wiring GuidelinesConsider the following w

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-9• Keep shield connection to ground as short as possible.• If noise persi

Publication 1762-UM003A-EN-P - February 20032-10 Installation and WiringWiring the Finger-Safe Terminal BlockWhen wiring the terminal block, ke

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-11Wire Size and Terminal Screw TorqueEach terminal accepts up to two wire

1 Publication 1762-UM003A-EN-P - February 2003Table of ContentsPrefaceWho Should Use This Manual . . . . . . . . . . . . . . . . . . . . . . P-1How t

Publication 1762-UM003A-EN-P - February 20032-12 Installation and WiringTo wire your module follow these steps:1. At each end of the cable, str

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-132-Wire RTD Configuration3-Wire RTD ConfigurationIMPORTANTUsing 2-wire c

Publication 1762-UM003A-EN-P - February 20032-14 Installation and Wiring4-Wire RTD ConfigurationWiring Resistance Devices (Potentiometers)Poten

Publication 1762-UM003A-EN-P - February 2003Installation and Wiring 2-153-Wire Potentiometer InterconnectionIMPORTANTUsing 2-wire configuration

Publication 1762-UM003A-EN-P - February 20032-16 Installation and Wiring

1 Publication 1762-UM003A-EN-P - February 2003Chapter 3Module Data, Status, and Channel ConfigurationAfter installing the 1762-IR4 RTD/resistance inpu

Publication 1762-UM003A-EN-P - February 20033-2 Module Data, Status, and Channel ConfigurationInput ImageThe input image file represents data w

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-3Input Data FileThe input data table allows you to

Publication 1762-UM003A-EN-P - February 20033-4 Module Data, Status, and Channel ConfigurationInput Data Not Valid ConditionThe general status

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-5Over-Range Flag Bits (O0 to O3)Over-range bits fo

Publication 1762-UM003A-EN-P - February 20032 Table of ContentsChapter 3Module Data, Status, and Channel ConfigurationModule Memory Map . . . . . . .

Publication 1762-UM003A-EN-P - February 20033-6 Module Data, Status, and Channel ConfigurationConfiguration Data FileThe configuration data fil

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-7The following table shows the basic arrangement o

Publication 1762-UM003A-EN-P - February 20033-8 Module Data, Status, and Channel ConfigurationTable 3.4 Channel Configuration Bit DefinitionsTo

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-9Enabling or Disabling a Channel (Bit 15)Bit 15 en

Publication 1762-UM003A-EN-P - February 20033-10 Module Data, Status, and Channel ConfigurationRaw/Proportional Data FormatThe raw/proportional

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-11Figure 3.1 Linear Relationship Between Temperatu

Publication 1762-UM003A-EN-P - February 20033-12 Module Data, Status, and Channel ConfigurationEXAMPLEEngineering Units x1 to Scaled-for-PID• i

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-13Engineering Units x 1 Data FormatIf you select e

Publication 1762-UM003A-EN-P - February 20033-14 Module Data, Status, and Channel ConfigurationLinear Relationship Between Temperature and PID

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-15Selecting Temperature Units/Mode (Bit 7)The modu

Publication 1762-UM003A-EN-P - February 2003Table of Contents 3Power-up Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Publication 1762-UM003A-EN-P - February 20033-16 Module Data, Status, and Channel ConfigurationSelecting Cyclic Lead Compensation (Bit 4)For ea

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-17The choice that you make for filter frequency wi

Publication 1762-UM003A-EN-P - February 20033-18 Module Data, Status, and Channel Configurationthe channel filter. The channel step response is

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-19Frequency Response Graphs–3 dB36003001801206015

Publication 1762-UM003A-EN-P - February 20033-20 Module Data, Status, and Channel ConfigurationSelecting Enable/Disable Cyclic Autocalibration

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-21Table 3.9 Effective Resolution and Range for 10

Publication 1762-UM003A-EN-P - February 20033-22 Module Data, Status, and Channel ConfigurationTable 3.10 Effective Resolution and Range for 50

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-23Table 3.11 Effective Resolution and Range for 25

Publication 1762-UM003A-EN-P - February 20033-24 Module Data, Status, and Channel ConfigurationTable 3.12 Effective Resolution and Range for 50

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-25Table 3.13 Effective Resolution and Range for 1

Publication 1762-UM003A-EN-P - February 20034 Table of Contents

Publication 1762-UM003A-EN-P - February 20033-26 Module Data, Status, and Channel ConfigurationThe table below identifies the number of signifi

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-27Determining Module Update TimeThe module update

Publication 1762-UM003A-EN-P - February 20033-28 Module Data, Status, and Channel ConfigurationModule update time can be calculated by obtainin

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-29Calculating Module Update Time with Autocalibrat

Publication 1762-UM003A-EN-P - February 20033-30 Module Data, Status, and Channel ConfigurationEffects of Cyclic Lead Wire Compensation on Modu

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-31Calculating Module Update Time with Cyclic Lead

Publication 1762-UM003A-EN-P - February 20033-32 Module Data, Status, and Channel ConfigurationImpact of Autocalibration and Lead Wire Compensa

Publication 1762-UM003A-EN-P - February 2003Module Data, Status, and Channel Configuration 3-33Effects of Autocalibration on AccuracyThe module

Publication 1762-UM003A-EN-P - February 20033-34 Module Data, Status, and Channel Configuration

1 Publication 1762-UM003A-EN-P - February 2003Chapter 4Diagnostics and TroubleshootingThis chapter describes module troubleshooting, containing inform

1 Publication 1762-UM003A-EN-P - February 2003PrefaceRead this preface to familiarize yourself with the rest of the manual. This preface covers the fo

Publication 1762-UM003A-EN-P - February 20034-2 Diagnostics and TroubleshootingActivating Devices When TroubleshootingWhen troubleshooting, nev

Publication 1762-UM003A-EN-P - February 2003Diagnostics and Troubleshooting 4-3Internal diagnostics are performed at both levels of operation.

Publication 1762-UM003A-EN-P - February 20034-4 Diagnostics and TroubleshootingPossible causes for an out-of-range condition include:• The temp

Publication 1762-UM003A-EN-P - February 2003Diagnostics and Troubleshooting 4-5Module Error Definition TableModule errors are expressed in two

Publication 1762-UM003A-EN-P - February 20034-6 Diagnostics and TroubleshootingExtended Error Information FieldCheck the extended error informa

Publication 1762-UM003A-EN-P - February 2003Diagnostics and Troubleshooting 4-7Error CodesThe table below explains the extended error code.Tabl

Publication 1762-UM003A-EN-P - February 20034-8 Diagnostics and TroubleshootingModule Inhibit FunctionWhenever the 1762-IR4 module is inhibited

1 Publication 1762-UM003A-EN-P - February 2003Appendix ASpecificationsGeneral SpecificationsSpecification ValueDimensions 90 mm (height) x 87 mm (dept

Publication 1762-UM003A-EN-P - February 2003A-2 SpecificationsInput SpecificationsSpecification 1762-IR4Input Types • 100Ω Platinum 385 • 200Ω

Publication 1762-UM003A-EN-P - February 2003Specifications A-3Specification 1762-IR4Accuracy Drift at 0 to 55° C (+32 to +131°F)±0.026°C/°C (0.

Publication 1762-UM003A-EN-P - February 20032 PrefaceRelated DocumentationThe table below provides a listing of publications that contain im

Publication 1762-UM003A-EN-P - February 2003A-4 SpecificationsCable SpecificationsRTD StandardsDescription Belden #9501 Belden #9533 Belden #83

1 Publication 1762-UM003A-EN-P - February 2003Appendix CTwo’s Complement Binary NumbersThe processor memory stores 16-bit binary numbers. Two’s comple

Publication 1762-UM003A-EN-P - February 2003C-2 Two’s Complement Binary NumbersNegative Decimal ValuesIn two’s complement notation, the far lef

1 Publication 1762-UM003A-EN-P - February 2003Appendix BConfiguring the 1762-IR4 Module Using RSLogix 500This appendix examines the 1762-IR4 module’s

Publication 1762-UM003A-EN-P - February 2003B-2 Configuring the 1762-IR4 Module Using RSLogix 500The default configuration is as follows:Config

Publication 1762-UM003A-EN-P - February 2003Configuring the 1762-IR4 Module Using RSLogix 500 B-3While offline, double-click on the IO Configur

Publication 1762-UM003A-EN-P - February 2003B-4 Configuring the 1762-IR4 Module Using RSLogix 500The 1762-IR4 module is installed in slot 1. To

Publication 1762-UM003A-EN-P - February 2003Configuring the 1762-IR4 Module Using RSLogix 500 B-5Use the Calibration tab (Cal) to disable cycli

Publication 1762-UM003A-EN-P - February 2003B-6 Configuring the 1762-IR4 Module Using RSLogix 500Configuration Using RSLogix 500 Version 5.2 or

Publication 1762-UM003A-EN-P - February 2003Configuring the 1762-IR4 Module Using RSLogix 500 B-7Enter -15597 into the Generic Extra Data Confi

Publication 1762-UM003A-EN-P - February 2003Preface 3Rockwell Automation SupportRockwell Automation tests all of our products to ensure that th

Publication 1762-UM003A-EN-P - February 2003B-8 Configuring the 1762-IR4 Module Using RSLogix 500

1 Publication 1762-UM003A-EN-P - February 2003GlossaryThe following terms and abbreviations are used throughout this manual. For definitions of terms

Publication 1762-UM003A-EN-P - February 20032 Glossarycommon mode voltage rangeThe largest voltage difference allowed between either the pos

Publication 1762-UM003A-EN-P - February 2003Glossary 3filterA device that passes a signal or range of signals and eliminates all others.filter

Publication 1762-UM003A-EN-P - February 20034 Glossaryfull-scale input. See the variation from the straight line due to linearity error (exa

Publication 1762-UM003A-EN-P - February 2003Glossary 5overall accuracyThe worst-case deviation of the digital representation of the input signa

Publication 1762-UM003A-EN-P - February 20036 Glossary

Publication 1762-UM003A-EN-P - February 2003IndexAA/Ddefinition G-1A/D converter 1-8, 3-9abbreviations G-1accuracyautocalibration 3-33module 3-33overa

Publication 1762-UM003A-EN-P - February 20032 IndexEeffective resolution1 kHz 3-2510 Hz 3-21250 Hz 3-23500 Hz 3-2450-60 Hz 3-22definition G-2nu

Publication 1762-UM003A-EN-P - February 2003Index 3multiplexerdefinition G-4multiplexing 1-8Nnegative decimal values C-2noise 3-17noise rejecti