V13usesanewSRMconfigurationtool(V2.6)thatisnotbackwardscompatible.
StartinginV13.5x,youcanhaveeitheroneL6xprocessorortwoL55sperchassis.EachprocessorpairmustbethesamefirmwarerevisionandmemoryconfigurationandhavetheirownCNBforI/15usesanewSRMconfigurationtool(3.4)thatisbackwardscompatible. Theymustbereturnedforamoduleupdatebeforebeingflashedup.HARDWAREUPDATEREQUIREDscrollsontheENBTifyouattempttouseitat2.03.
IfENBTsarenotE01revisions,theycannotbefieldupgradedto2.03.10foraredundancysystem. Startingwithprocessorfirmwarerevision15.60,youcanhaveamixofanycombinationofsevencommunicationmodules,11.70youcanhaveupto5communicationsmodules,uptotwoofthemcanbe1756ENBTsand/oruptofivecanbe1756CNB(R)s. Only1L55processorandupto5CNBsintheredundantrackissupportedpriortoV13.5x TheseriesA1757SRMmodulecanbeused,thecustomerneedsthelatestavailableRSLinx>2.3,andthelatestredundancysoftwareRSLogix5000versionthatisthesamemajorrevision. Toprovidefurtherprotection,redundantpowersuppliesarealsoavailablefortheremoterack,butcouldbeusedfortheprocessorracksaswell. Redundantprocessorsautomaticallyswitchoverwhentheprimaryprocessorfails.įordetails,refertoAID24140ReasonsforaControlLogixredundancyswitchover. WithV15.60,ifyoursystemuses1756L55controllersinaredundantsystem,15.56toV16isdocumentedinthe1756RN628ReleaseNotes,underthesection"migratingtoRevision16.50fromRevisionV15".1756RM628sectiontitled"Migratingfrom1757SRMModulesto1756RMOR1756RMXTModules"fortheprocedure.V15.1756CNB(R)/19orgreaterwillrequireyoutotakethesystemdown. 19orgreaterrequirestheusertotakethesystemdown.
NOTE:V16nolongersupportsL55processors.V19nolongersupportsstdredundancy Bundledredundantpowersupplypackagesġ.UpgradingRedundantSystemsUpgradingfromV11orV13mustfirstbeupgradedtoV15beforeupgradingtoV16. Minimumhardwarerequirementsforaredundantprocessorsystemġ0. QuestionWhathardwareisrequiredforredundantprocessors?ġ.