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Publication1756-RN004S-EN-E-August2002

Publication1756-RN004S-EN-E-August2002

ReleaseNotes

ControlLogix™Controller

Cat.No.1756-L1,-L1M1,-L1M2,-L1M3,-L53,-L55,-L55M12,

-L55M13,-L55M14,-L55M16,-L55M22,-L55M23,-L55M24,

-L63

ATTENTION

!

Ifyouhavea1756-L63controller,donotedititsladderlogicroutineswhileonline.Onlineeditscouldcauseseriousinjuryto nelordamagetoequipment.

Toedittheladderlogicofa1756-L63controllerwhileonline,firstcompletethefollowingactions:

UpdateyourRSLogix5000softwaretothefollowingrevision:

IfyouhavethisrevisionofRSLogix5000software:

Updateittothisrevision:

10.00 10.02

11.00 11.11

11.01

11.10

Whileoffline,opentheRSLogix5000projectforthecontroller.

Savetheproject.

Downloadtheprojecttothecontroller.

Ifyouperformanonlineeditwithrevision10.00,11.00,11.01,or

11.10ofRSLogix5000software,unpredictablecontrolleroperationcouldoccur.Thismayinclude,butisnotlimitedto:

watchdogtimeofataskexpires(majorfaulttype6,code1)

controllerfailure(solidredOKLED)

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10

ControlLogix™Controller

ControlLogix™Controller

PAGE

11

IMPORTANT Ifyouhavea1756-L55controller,youmustinstallamemoryboard.Formoreinformation,seethe

ControlLogixControllerandMemoryBoardInstallationInstructions,publication1756-IN101.

Introduction Thesereleasenotesprovidethefollowinginformation:

Forinformationabout: Seethissection: Onthispage:

revisionofcontrollerstowhichthesereleasenotesapply WhentoUseTheseReleaseNotes 3

revisionsofothercomponentsthatworkwiththisrevision CompatibleRevisions 3

preliminaryactionstotakebeforeyouusethisrevision BeforeYouUpdateYourSystem 3

newfeaturesforallControlLogixcontrollers CommonEnhancements 4

changestoexistingfeaturesinallControlLogixcontrollers CommonChanges 8

restrictionsthatnolongerapplytoControlLogixcontrollers CommonCorrectedAnomalies 11

restrictionsforallControlLogixcontrollers CommonRestrictions 12

restrictionsthatnolongerapplytoControlLogix5555controllers(1756-L55Mxxcontrollers)

changestoexistingfeaturesinControlLogix5555controllers(1756-L55Mxxcontrollers)

restrictionsforControlLogix5555controllers(1756-L55Mxxcontrollers)

ControlLogix5555CorrectedAnomalies 15ControlLogix5555Changes 15

ControlLogix5555Restrictions 16

Publication1756-RN004S-EN-E-August2002

Publication1756-RN004S-EN-E-August2002

WhentoUseTheseReleaseNotes

ThesereleasenotescorrespondtothefollowingrevisionsoftheControlLogixfamilyofcontrollers:

Controller:

Catalognumber:

Revision:

ControlLogix5550™

1756-L1,-L1Mx

1024orlater

ControlLogix5553™

1756-L53

10.24orlater

ControlLogix5555™

1756-L55Mxx

10.27orlater

ControlLogix5563™

1756-L63

10.32orlater

CompatibleRevisions Tousethiscontrollerrevision,updateyoursystemasfollows:

Updatethis:

Tothisrevisionorlater:

RSLinx™software

2.30servicepack1

RSLogix5000™software

10.00

RSNetWorx™forControlNetsoftware

3.21

RSNetWorxforDeviceNetsoftware

3.21

1756-M02AEmodule

5.2

1756-M08SEmodule

2.10

BeforeYouUpdateYourSystem

BeforeyouupdateyourcontrollerorRSLogix5000softwaretothisrevision,dothefollowingpreliminaryactions:

Ifyouhavethiscontroller:

Andyouhave: Then:

1756-L55M23or

-L55M24

aprojectstoredinnonvolatilememory

Checkthepropertiesofthenonvolatilememory:

IstheLoadImagepropertysettoUserInitiated?

If: Then:

Yes Nopreliminaryactionisrequired.Goaheadandupdateyoursystem.No 1.IntheLoadImagedrop-downlist,selectUserInitiated.

2.Storetheprojecttothenonvolatilememoryofthecontroller.

OtherLoadImageselectionscausetheupdateofthecontrollertofail.(Youareabletosuccessfullyupdatethecontrollerthesecondtime.)

any thecontrollerconnectedtoaDH-485network

Beforeyouupdatethefirmwareofthecontroller,disconnectitfromtheDH-485network.

CommonEnhancements ThisrevisionofControlLogixcontrollers(ControlLogix5550,

ControlLogix5553,ControlLogix5555,andControlLogix5563)contains

thefollowingnewfeatures:

NewInstructions

Thisinstruction: Letsyou:

SWPB Rearrangethebytesofavalue

LOWER Convertthealphabeticalcharactersinastringtolowercase

UPPER Convertthealphabeticalcharactersinastringtouppercase

ExpandedMESSAGEStructure

TheMESSAGEstructure,whichcontrolstheexecutionofmessageinstructions,containsnewmembers.Thenewmembersletyouuselogictochangemanyofthepropertiesofamessageduringruntime,including:

path

channel,rack,group,andslot

sourcelink,destinationlink,anddestinationnode

addressofthedatainthedestinationdevice

propertiesofaCIPgenericmessage

timeoutvalues

localandremoteindex(See“WildcardintheSourceand/orDestinationofaMessage.”)

WildcardintheSourceand/orDestinationofaMessage

TheMessageinstructionletsyouuselogictocontrolthestartingelementnumberoftheSourceand/orDestinationarray:

Theinstructionacceptstheasterisk[*]inceoftheelementnumberintheSourceandDestinationarrays.Fortwoandthreedimensionarrays,youcanusetheasteriskforonlyoneofthedimensions.

Acorrespondingindexmemberstorestheactualvaluetobeusedinceoftheasterisk[*].YoucanusedifferentvaluesfortheSourceandDestination.

Tochangetheelementnumber,changethevalueoftheindex.

BlockTransfersoverControlNet

ThemessageinstructionnowperformsblocktransfersoveraControlNetnetwork.Thisletsyouaccessmodulesoverthisnetworkthatrequireblocktransfers,suchas1771ogI/Omodules.

AdditionalDataTypesforSLCMessages

TheMessageinstructionletsyouexchange32-bitdatawithSLCorMicroLogixcontrollers:

Forthiscontroller:

andthisdatatype:

UsethisLogix5000datatype:

SLC500

F

REAL

MicroLogix1000

F

REAL

MicroLogix1200

MicroLogix1500

F

REAL

L

DINT

Pre-configuredCIPGenericMessages

IntheMessagePropertiesdialogbox,alistofCIPmessagesletsyouselectacommonfunctionforaCIPmessage.Theselectionautomaticallyfillsinmanyofthepropertiesforthemessage.

ReconfigureanI/OModule

Anewmessagetype,ModuleReconfigure,letsyousendnewconfigurationinformationtoanI/Omodule.Duringthereconfiguration:

Inputmodulescontinuetosendinputdatatothecontroller.

Outputmodulescontinuetocontroltheiroutputdevices.

Thisletsyouchangeconfigurationpropertiessuchassetpointsandalarmvalueswithoutexperiencingabump.

StringDataTypesinCMPandFSCExpressions

TheCMPandFSCinstructionsletyouusestringdatatypesintheexpressiontocomparetwostrings.Forexample,theFSCinstructionletsyousearchanarrayofstringsforaspecificstringofcharacters.

JSR/SBR/RETInstructions

EnhancementstotheJSR/SBR/RETinstructionsletyou:

usetheseinstructionsinfunctionblockroutines

usetheBOOLdatatypeasaninputandreturnparameter

1756-M12and-M22MemoryBoards

Thisrevisionofcontrollersletsyouusethe1756-M12and-M22memoryboards.Thess:

arefor1756-L55controllers

provide750Kbytesofuseravailablememory

Thisboard: Containsnonvolatilememory?

1756-M12 No

1756-M22 Yes

Beforeyoureceanexistingmemoryboard(1756-M13,-M14,-M16,

-M23,or-M24)witha1756-M12or-M22memoryboard,updatethefirmwareofthecontrollertorevision10.27orlater.

UpdateFirmwareAsPartoftheDownload

Whenyoudownloadaproject,youhavetheoptionofupdatingthefirmwareofthecontrolleraspartofthedownloadsequence.Tousethisfeature,firstinstallafirmwareupgradekit.

SERCOSControl

!

ATTENTION

MakesurethateachaxisonaSERCOSringusesauniquenodenumber.Thecontrollercannotdetectif2ormoreaxesonaSERCOSringaresettothesamenodenumber.Iftheyare,youwillgetunexpectedoperationoftheaxes.

YoucanuseaControlLogixcontrolleranda1756-M08SEmotionmoduletocontrolthefollowingdrives:

1394DigitalSERCOS™drive

2098Ultra3000SERCOSdrive

FourNewAxisDataTypes

Whenyouupdateaprojecttothisrevision,anytagsthatusetheAXISdatatypeautomaticallyconverttooneofthefollowingnewdatatypes:

AXIS_CONSUMED

AXIS_SERVO

AXIS_VIRTUAL

Thisrevisionalsoincludesthefollowingnewdatatype,whichyouuseforSERCOScommunications:

AXIS_SERVO_DRIVE

Thenewdatatypessupportnewtypesofmotionaxes.ThedatatypesalsoletyougetdataaboutanaxisthatwaspreviouslyonlyavailableviaaGSVinstruction.

InputNumberOperandforMARandMDRInstructions

TheMARandMDRinstructionsnowincludeanInputNumberoperand.

VariableNumberofOutputCams

Whenyouupdateaprojecttothisrevision,thenumberofoutputcamexecutiontargetsforeachaxisissetto0.Previouslythiswashardcodedto4.

Thisreducesthesizeoftheprojectby21.6Kbytesperaxis.

Touseoutputcamming,configuretheaxisfortherequirednumberofoutputcamexecutiontargets:

Disythepropertiesfortheaxis.

OntheGeneraltab,entertherequirednumberofoutputcamexecutiontargets.

Youmayspecifyupto8outputcamexecutiontargetsperaxis.

Eachexecutiontargetincreasesthesizeoftheprojectby5,404bytes.

AutoTagUpdatePropertyforaMotionGroup

Thenewaxisdatatypesincludethefollowingnewmembers:

ActualAcceleration

ActualPosition

ActualVelocity

AverageVelocity

CommandAcceleration

CommandPosition

CommandVelocity

MasterOffset

Tousethesemembers(tags)inyourproject,enabletheAutoTagUpdatepropertyforthedesiredgroupofaxes.

Whenyouupdateaprojecttothisreleaseorcreateanewproject,theAutoTagUpdatepropertyforeaotiongroupisdisabled.

ToenabletheAutoTagUpdatepropertyforanaxis:

Disythepropertiesforthemotiongroup.

ClicktheAttributetab.

IfyouenabletheAutoTagUpdateproperty,motiontaskexecutiontimesincrease.

CommonChanges ThisrevisionofControlLogixcontrollers(ControlLogix5550,

ControlLogix5553,ControlLogix5555,andControlLogix5563)contains

thefollowingchanges:

RemovaloftheMGPSInstruction

TheMGPSinstructionisnolongeravailable.Whenyouupdateyourprojecttothisrevision,anyMGPSinstructionsautomaticallyconverttoMGSinstructionswiththeStopModesettoProgrammed.

RemovaloftheInhibitOperandfortheMGSInstruction

TheMGSinstructionnolongerincludesanInhibitoperand.Whenyouupdateyourprojecttothisrevision,anyMGSinstructionsautomaticallyconvertasfollows.

IftheInhibitoperandwas: TheStopModeissetto:

Disabled FastStop

Enabled FastDisable

RearminganMARInstruction

Ifyourapplicationrequiresrapidandcontinuousdetectionofaregistrationsensor,we mendthatyouusethefollowinglogic:

TorearmtheMARinstruction,therungmustchangefromfalsetotrue.Therateatwhichthislogicfunctionsdependsonthefollowing:

programsc

motiontaskcourseupdate

AdditionalMemoryRequirements

Thisrevisionrequiresmorememorythanpreviousrevisions:

Beforeyouupgradetothisrevision,checktheamountofunusedmemorythatyouhaveinthecontroller.

Toupgradetothisrevision,youmayhavetoaddanexpansionmemorycardtothecontrollerorusealargermemorycard.

Toestimatetheadditionalmemorythatyourprojectwillrequire,usethefollowingtable:

Ifyouhavethisfirmwarerevision(addallthatapply):

Thenaddthefollowingmemoryrequirementstoyourproject:

Component

Numberinyourproject

Increaseperinstance

Total

(numberxincrease)

9.xorearlier

tagthatusestheMESSAGEdatatype

376bytes

8.xorlaxis

(-21.6Kbytes)

8.xorearlier

outputcamexecutiontargets

5,404bytes

motiongroup

32bytes

7.xorearlier

project

1050bytes

1050bytes

tags

0.55bytes

messagesthat:

transfermorethan500bytesofdata

and

targetacontrollerinthesamechassisThismemoryisallocatedonlywhentheMSGinstructionisenabled.Toestimate,countthenumberofthesemessagesthatareenabledand/orcachedatonetime.

2000bytes

6.xorearlier

basetags

24bytes

aliastags

16bytes

producedandconsumedtags

Datatype

Bytespertag

DINT

4

12bytes

REAL

4

12bytes

3xbytespertag

3xbytespertag

3xbytespertag

3xbytespertag

6.x

routines

68bytes

5.xorearlier

routines

116bytes

Totaladditionalbytes

Foradditionalinformationonhowthecontrollerorganizesitsmemory,seeKnowledgebase13964.ToaccessRockwellAutomation’sKnowledgebase,goto SelectSupport.

CommonCorrectedAnomalies

ThisrevisionofControlLogixcontrollers(ControlLogix5550,ControlLogix5553,ControlLogix5555,andControlLogix5563)correctsthefollowinganomalies:

DeletingaTagWhileOnlineMightHaveLocked-UpCommunicationorCausedaControllerFailure

Ifyoudeletedanunusedtagwhileonline,eitherofthefollowingfailuresmighthaveoccurred:

Youwereunabletocommunicatewiththecontroller.RSLinxshowedaredXoverthecontrollerandyouwereunabletocommunicatewiththecontrollerthrougheithertheserialportoranothercommunicationmodule.

Thecontrollermayhave einoperative.(TheOKLEDofthecontrollerturnedsolidred.)

Thefailurecouldhaveoccurredimmediayafteryoudeletedthetagorlateronintheexecutionoftheproject.Apowercyclewouldtemporarilycleartheproblem.

OutputCamThatisAttachedtoaConsumedAxis

Ifyouattachedanoutputcamtoaconsumedaxis,thefollowingmembersoftheAXIStagdidnotupdate:

OutputCamStatus

OutputCamPendingStatus

OutputCamLockStatus

OutputCamTransitionStatus

IndirectAddressingofanASCIIString

Youcouldnotdownloadaprojectthatusedanindirectaddress(taginthesubscriptofanarray)toastringdatatype.

UsingtheSameMessageControlTaginDifferentMessages

IfyouusedthesameMessageControlTagformessagesindifferenttasks,thecontrollermayhave einoperative.(TheOKLEDofthecontrollerturnedsolidred.)

TurningOntheTObitofaMESSAGEStructure

IfyouturnedontheTObitofaMESSAGEstructureinyourlogic,thecontrollermayhave einoperative.(TheOKLEDofthecontrollerturnedsolidred.)

SettingtheCommandRegister.ResetofTwo1756-DNBModules

IfyouturnedontheCommandRegister.Resetmemberoftwo1756-DNBmodulesatthesametime,thecontrollerbecameinoperative.(TheOKLEDofthecontrollerturnedsolidred.)

CommonRestrictions ThisrevisionofControlLogixcontrollers(ControlLogix5550,

ControlLogix5553,ControlLogix5555,andControlLogix5563)hasthe

followingrestrictions:

KeeptheSizeoftheASCIIBuffertoLessthanorEqualto255Characters

IfyouuseABLinstructions,setthesizeoftheASCIIbufferoftheserialporttolessthanorequalto255characters.Ifyouusealargersetting,anABLinstructionmaymisstheterminationcharacndthestatusbitsmaybesettoerroneousvalues.

DisconnecttheControllerfromaDH-485NetworkBeforeYouUpdatetheFirmwareoftheController

IfyouupdatethefirmwareofacontrollerwhileitisconnectedtoaDH-485network,communicationonthenetworkmaystop.Topreventthis,disconnectthecontrollerfromtheDH-485networkbeforeyouupdatethefirmwareofthecontroller.

Produce/ConsumeAxisTagsOnlyBetweenControllerswithRevision10.xorLaterFirmware

Thisrevisionletsyouproduceandconsumeaxistagsonlybetweencontrollersthathave10.xorlaterfirmware.Thisincludestagsofthefollowingdatatypesandtheirmembers:

AXIS_CONSUMED

AXIS_SERVO

AXIS_VIRTUAL

AXIS_SERVO_DRIVE

ValuesinaLargeI/OConnection

InlargeI/Oconnections,valuesmayslowdowntherateatwhichthecontrollerprocessesrepetitivemotionregistrationandwatchpositions.

SettingtheValueofthePositionUnwindAttribute

Currently,RSLogix5000softwareletsyouuseanSSVinstructiontosetthePositionUnwindattributeofaconsumedaxis(atagwiththedatatypeofAXIS_CONSUMED).However,thevalueisoverwrittenbytheproducingcontrollerwhenthetagisupdated.

MAOCInstruction

Dependingonhowyouconfigureit,anMAOCinstructionmayfailtochangeanoutputoroutputs:

ThefollowingparametersoftheMAOCinstructioncompensatethecamposition:

PositionReference(CommandorActual)

Offset,LatchDelay,andUnlatchDelaymembersoftheOutputCompensationarray

Theinstructionfirstappliesthecompensationwhenitisarmedandtheaxismoves.

IftheCamArmPositionistooclosetotheCamStartorCamEndPosition,thecompensationmayputacamoutoftherangeoftheCamStartPositionorCamEndPosition

Ifapendingcamexistswhenacamgoesoutofrange,thecamtransitionstothependingcamregardlessofExecutionMode.

IfapendingcamdoesnotexistwhenacamgoesoutofrangeandtheExecutionModeisOnce,theinstructionwillnolongerchangeanoutput.TherearenoadverseeffectsifapendingcamdoesnotexistwhenacamgoesoutofrangeandtheExecutionModeissettoContinuousorPersistent.

DependingonyourcombinationofExecutionMode,PositionReference,OutputCompensation,CamArmPosition,CamStartorEndPosition,andtheexistenceofapendingcam,theinstructionmayincorrectlyhandlesomeoralloutputs.

Forexample:Thefollowingconfigurationcouldputallcamsoutofrange:

MAOCParameter: Selection:

Offset,LatchDelay,UnlatchDelayOutputCompensation

none

ExecutionMode Once

CamStartPosition closetoCamArmPosition

CamArmPosition closetoCamStartPosition

PositionReference Command(Thiscompensatesallcamsinthenegativedirection.)

Whentheinstructionisarmedandtheaxismoves,theinstructionimmediaycompletesandsetsthePCbitwithoutchanginganyoutputs.Ifapendingcamexists,theinstructionimmediaytransitionstothependingcam.

GroupOverlapFaultofaMotionGroup

Inamotiongroup,agroupoverlapfaultcausestheconnectiontotheassociatedmotionmoduleormodulestotime-out.

IntheI/Oconfigurationofthecontroller,themotionmodulesdisywarningsymbolsandindicatethattheirconnectionstimed-out.

Onceyoucorrectthegroupoverlapfault,thecontrollerre-establishesitsconnectionstothemotionmodules.

CertainAxisandModuleFaultConditionsDisarmOutputCams

Whenthecontrollerdetectsoneofthefollowingfaults,itdisarmsoutputcams:

Forservosanddrives,axisfeedbacklossfault

Forservosanddrives,modulefault

Forconsumedaxis,physicalaxisfaultThosefaultsproduceunreliablefeedbackdata.

Also,ifanaxisfaultexistswhenanMAOCinstructionisinitiated,theinstructionerrors.

ControlLogix5555CorrectedAnomalies

ThisrevisionofControlLogix5555controllerscorrectsthefollowinganomalies:

RunningOutofMemoryCausedCommunicationLock-UporControllerFailure

Thisrevisionletsthecontrollerremainoperativeandmaintainsomecommunicationevenwhenitrunsoutofmemory.

Atruntime,thefollowingcommunicationsrequireadditionalmemory:

polled(OPC/DDE)tagsthatuseRSLinxsoftware

Message(MSG)instructions

Ifthecontrollerdoesnothaveenoughmemory,thosecommunicationsreceiveerrormessagesandfailtoestablish.

Inpreviousrevisions,therewasahighprobabilitythatcommunicationswouldstopwhenthecontrollerranoutofmemory.(RSLinxsoftwareshowedaredXoverthecontroller.)Also,thecontrollermayhave einoperative.(TheOKLEDofthecontrollerturnedsolidred.)

Ifyourcontrollercurrentlyusesmorethat70%ofitsmemoryatruntime,consideru