ControlLogix Redundancy System User Manual

ControlLogix®RedundancySystem1756-CNB/D,1756-CNBR/D,1756-ENBT,1756-EWEB,1756-L55,1756-L55M12,1756-L55M13,1756-L55M14,1756-L55M16,1756-L55M22,1756-L55M23,1756-L55M24,1756-L61,1756-L62,1756-L63,1757-SRMUserManualImportantUserInformationSolidstateequipmenthasoperationalcharacteristicsdifferingfromthoseofelectromechanicalequipment.SafetyGuidelinesfortheApplication,InstallationandMaintenanceofSolidStateControls(PublicationSGI-1.1availablefromyourlocalRockwellAutomationsalesofficeoronlineat)describessomeimportantdifferencesbetweensolidstateequipmentandhard-wiredelectromechanicaldevices.Becauseofthisdifference,andalsobecauseofthewidevarietyofusesforsolidstateequipment,allpersonsresponsibleforapplyingthisequipmentmustsatisfythemselvesthateachintendedapplicationofthisequipmentisacceptable.InnoeventwillRockwellAutomation,Inc.beresponsibleorliableforindirectorconsequentialdamagesresultingfromtheuseorapplicationofthisequipment.Theexamplesanddiagramsinthismanualareincludedsolelyforillustrativepurposes.Becauseofthemanyvariablesandrequirementsassociatedwithanyparticularinstallation,RockwellAutomation,Inc.cannotassumeresponsibilityorliabilityforactualusebasedontheexamplesanddiagrams.NopatentliabilityisassumedbyRockwellAutomation,Inc.withrespecttouseofinformation,circuits,equipment,orsoftwaredescribedinthismanual.Reproductionofthecontentsofthismanual,inwholeorinpart,withoutwrittenpermissionofRockwellAutomation,Inc.isprohibited.Throughoutthismanualweusenotestomakeyouawareofsafetyconsiderations.WARNINGIdentifiesinformationaboutpracticesorcircumstancesthatcancauseanexplosioninahazardousenvironment,whichmayleadtopersonalinjuryordeath,propertydamage,oreconomicloss.IMPORTANTIdentifiesinformationthatiscriticalforsuccessfulapplicationandunderstandingoftheproduct.ATTENTIONIdentifiesinformationaboutpracticesorcircumstancesthatcanleadtopersonalinjuryordeath,propertydamage,oreconomicloss.Attentionshelpyou:•identifyahazard•avoidahazard•recognizetheconsequenceSHOCKHAZARDLabelsmaybelocatedonorinsidethedrivetoalertpeoplethatdangerousvoltagemaybepresent.BURNHAZARDLabelsmaybelocatedonorinsidethedrivetoalertpeoplethatsurfacesmaybedangeroustemperatures.1Publication1756-UM523E-EN-P-May2005SummaryofChangesIntroductionThisreleaseofthisdocumentcontainsnewandupdatedinformation.Tofindnewandupdatedinformation,lookforchangebars,asshownnexttothisparagraph.UpdatedInformationThedocumentcontainsthefollowingchanges:Forthisneworupdatedinformation:See:MiscellaneousupdatesthatshowEtherNet/IPChapter1IPaddressswappingofEtherNet/IPmodulesinaredundantchassisChapter1Listoffeaturesnotsupported:eventtasks,inhibitedtasks,read/writefrom/toCFcard,motioncontrolChapter11756-EWEBmodulesinaredundantchassisChapters1and2GuidelinesforanEtherNet/IPnetworkChapters1and2ControlLogix5561,5562,5563controllerinaredundantchassisChapters1and2Operatorinterfaces—RSLinxEnterprisesoftware3.0letsyouuselocalENBTandEWEBmodulesChapters1and2Operatorinterfaces—ifyoudon’twantabump,useControlNetChapters1and2Upto2ControlLogix5555controllersinthesameredundantchassisChapters1and2ChooseIPaddressesChapter2HowanEtherNet/IPmodulehandlesacablebreakChapter2Additionalconsiderations:•Switchoveralwaystriggersaneventtaskinaremote,non-redundantcontroller.•Simultaneousbranchdelaystheexecutionofahigherprioritytask.Chapter2InstallanEtherNet/IPWebServermoduleChapter3ConfiguretheIPaddressofanEtherNet/IPmoduleChapter3Configurea1757-SRMmodule—newchapterthatincludes:•CheckyourrevisionoftheSRMconfigurationtool•SettheclockofanSRMChapter4ScheduleControlNetnetworks—movedtodifferentchapterChapter5FinalizeAllEditsinProgramChapter5NewguidelineforminimumscantimeChapter5Morewaystolowerscantime:Chapter5ConditionlogictorunafteraswitchoverChapter5AliastopicsAppendixASimultaneousPowerofRedundantChassisPairMayBumpAnotherRedundantChassisPairOfftheEtherNet/IPNetworkChapter6Publication1756-UM523E-EN-P-May2005SummaryofChanges2SRMeventlog:•Howtointerpret•HowtoexportChapter6NVSstore:•Updatedprocedure•StoretonvsfailswithCNB75%Chapter6IfYouHaveSeriesBControlNetBridgeModulesAppendixDForthisneworupdatedinformation:See:1Publication1756-UM523E-EN-P-May2005PrefacePurposeofthisManualThismanualguidesthedesign,development,andimplementationofaredundancysystemforaControlLogix®controller.WhoShouldUsethisManualThismanualisintendedforthoseindividualswhodesignanddevelopapplicationsthatuseControlLogixcontrollers,suchas:•softwareengineers•controlengineers•applicationengineers•instrumentationtechniciansWhentoUseThisManualUsethismanualthroughoutthelife-cycleofaredundancysystem:•design•installation•configuration•programming•testing•maintenanceandtroubleshootingHowtoUsethisManualThismanualisdividedintothebasictasksthatyouperformduringthedesign,development,andimplementationofaControlLogixredundancysystem.•Eachchaptercoversatask.•Thetasksareorganizedinthesequencethatyouwilltypicallyperformthem.Asyouusethismanual,youwillseesometextthatisformatteddifferentlyfromtherestofthetext:Textthatis:Identifies:Forexample:Means:Italictheactualnam