Beckhoff CX9020 Manuale Utente Scaricare il pdf (Pagina 40)

Errorhandlinganddiagnostics

LEDsforKbusdiagnostics

Errorcode Errorcodeargu

ment

Description Remedy

Persistent,continuous

flashing

EMCproblems Checkpowersupplyfor

overvoltageorundervoltage

peaks

ImplementEMCmeasures

IfaKBuserrorispresent,it

canbelocalizedbyarestartof

thepowersupply(byswitching

itoffandthenonagain)

3pulses 0 Kbuscommanderror NoBusTerminalinserted

OneoftheBusTerminalsis

defective;halvethenumberof

BusTerminalsattachedand

checkwhethertheerrorisstill

presentwiththeremainingBus

Terminals.Repeatuntilthe

defectiveBusTerminalis

located.

4pulses 0 KBusdataerror,break

behindthepowersupply

Checkwhetherthen+1Bus

Terminaliscorrectlyconnected;

replaceifnecessary.

n BreakbehindBusTerminal

CheckwhethertheBusEnd

Terminal9010isconnected.

5pulses n Kbuserrorinregister

communicationwithBus

Terminaln

Exchangethenthbusterminal

6pulses 0 Erroratinitialization ExchangeBusCoupler

1 Internaldataerror Performahardwarereseton

theBusCoupler(switchoffand

onagain)

8 Internaldataerror Performahardwarereseton

theBusCoupler(switchoffand

onagain)

7pulses 0 Processdatalengthsofthe

setandactual

configurationsdonot

correspond

Checkconfigurationand

terminalsforconsistency

Errorcodeargument

ThenumberofpulsesindicatesthepositionofthelastBusTerminalbeforethefault.PassiveBusTerminals,

suchasapowerfeedterminal,arenotincludedinthecount.

Inthecaseofsomeerrors,rectificationdoesnotcausethepowersupplytoleavetheblinksequence.The

powersupplycanonlyberestartedbyswitchingitssupplyvoltageoffandonagain.

TheCX51xxrecognizestheseterminalsautomaticallyonscanning,readsouttheterminaltypesand

automaticallyplacesthemintheSystemManager.

CX902040 Version1.1

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Beckhoff CX9020 Manuale Utente Pagina 40

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