Beckhoff CX51x0 Manual de usuario descargar pdf (Pagina 8)

Productoverview

2.2 Systemoverview

Thesystem

TheCX51x0seriesdevicesareDINrailmountable,fanlessEmbeddedPCswithdirectconnectionfor

BeckhoffBusTerminalsorEtherCATTerminals.IncontrasttotheotherCXdevicefamilies,theCX51x0

serieshasafixed,nonexpandablenumberofsysteminterfaces.Thehousingdesignforthisseriesis

optimizedforrobustnessandcompactness.Nomodularexpandabilityforthelefthandsideisprovided.

AlthoughEtherCATintegrationoffersawiderangeofexpansioncapability.Furthermaster/slavefieldbus

connections(PROFIBUS,CANopen,DeviceNet)orcommunicationinterfaces(RS232,RS422/RS485)and

allothersignaltypesaccessibleviaEtherCATcanbedirectlyconnectedasEtherCATTerminals.Two

independentGigabitEthernetportsandfourUSB2.0interfacesareavailable.ABeckhoffControlPanelora

standardDVImonitorcanbeconnectedtotheDVIIinterface.Aserialport(RS232/RS422/RS485)ora

fieldbusconnectionwithmasterorslavefunctioncanbeaddedasanoptionalinterfaceasrequired.An

interchangeableCFastcardlocatedbehindaflapthatisaccessiblefromoutsideisusedasbootandstorage

medium.Thebuiltincapacitive1secondUPSensuressecurebackupofpersistentapplicationdataonthe

CFastcard.Thedateandtimearebufferedviaareplaceablebattery.TheoperatingsystemisMicrosoft

WindowsEmbeddedStandard7Professional.TheTwinCATautomationsoftwaretransformsa

CX51x0systemintopowerfulPLCandMotionControlsystemthatcanbeoperatedwithorwithout

visualization.

EtherCATasafastI/Osystem

LikeallEmbeddedPCsfromtheCXseries(exceptCX100x),theCX51x0wasdevelopedforoptimum

interactionwithEtherCAT.TheprimaryEtherCATconnectionisgenerallyestablishedviaterminals.Thisis

whereEBusTerminalsareattached.Inaddition,oneoftheEthernetinterfacesoftheCPUmodule(X001)is

parameterizedforEtherCAToperation,andexternalEtherCATcomponentscanbeconnected.Toachieve

lineredundancy,bothinterfacescanbeinterconnectedasaring.

EtherCAToffersseveraloptionsforconnectingconventionalfieldbussystemstotheCX51x0.EtherCAT

devicesinterminalformprovideseveralfieldbusmastersandslaves,forexamplethePROFIBUSmasteras

EtherCATTerminalEL6731.Inpractice,thismeansthatthePROFIBUSmastercanbepositionedexactly

whereitisrequiredwithinamachine.

PLC,MotionControl,interpolationandvisualization

AsaDINrailIPCandinconjunctionwiththeTwinCATsoftwarefromBeckhoff,theCX51x0offersthesame

functionalityaslargeIndustrialPCs.IntermsofPLC,uptofourvirtualIEC61131CPUscanbeprogrammed

withuptofourtaskseach,withaminimumcycletimeof50μs.AllIEC611313languagescanbeused.

Moreover,allTwinCATfunctionalitiesareavailableforMotionControlapplications:

intheory,upto256axescanbecontrolledandinadditiontosimplepointtopointmovements,more

complexmultiaxisfunctionssuchas“electronicgearbox”,“camplates”and“flyingsaw”canbe

implemented.

CX51x08 Version1.0

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Beckhoff CX51x0 Manual de usuario Pagina 8