Beckhoff CX9020 Manual de usuario descargar pdf (Pagina 34)

Commissioning

eSUPS_WrPersistData_NoShutdown/eSUPS_CheckPowerStatus*)

END_VAR

E_S_UPS_Mode

sNetID:AmsNetIDofthecontroller.

iPLCPort:PortnumberofthePLCruntimesystem(AMSPORT_R0_PLC_RTS1=801,

AMSPORT_R0_PLC_RTS2=811,AMSPORT_R0_PLC_RTS3=821,AMSPORT_R0_PLC_RTS4=831).

iUPSPort:PortnumberviawhichtheUPSstatusisread(standardvalueis16#4A8).

tTimeout:TimeoutfortheexecutionoftheQuickShutdown.

eUpsMode:TheeUpsModedefineswhetherpersistentdataaretobewrittenandwhethera

QuickShutdownistobeperformed.

StandardvalueiseSUPS_WrPersistData_Shutdown,i.e.withwritingofthepersistentdataandthen

QuickShutdown.SeeE_S_UPS_Mode.

ePersistentMode:Modeforthewritingofthepersistentdata.StandardvalueisSPDM_2PASS.

tRecoverTime:TimeafterwhichtheUPSrevertstothePowerOKstatusinthecaseofUPSmodeswithout

shutdown.

ThetRecoverTimemustbesomewhatlongerthanthemaximumholdingtimeoftheUPS,sincetheUPS

switchesoffevenwhenthevoltagereturns.

VAR_OUTPUT

bPowerFailDetect:BOOL;(*TRUEwhilepowerfailureisdetected*)

eState:E_S_UPS_State;(*currentupsstate*)

END_VAR

E_S_UPS_State

bPowerFailDetect:Trueduringthepowerfailure;Falseifthesupplyvoltageispresent.

eState:Internalstateofthefunctionblock,forvaluesseeE_S_UPS_State.

VAR_GLOBAL

eGlobalSUpsState:E_S_UPS_State;(*currentupsstate*)

END_VAR

E_S_UPS_State

eGlobalUpsState:InternalstateofthefunctionblockasaglobalcopyoftheVAR_OUTPUTeState;for

valuesseeE_S_UPS_State.

Prerequisites

Developmentenvironment Targetplat

form

Hardware PLClibrariestoinclude

TwinCATv2.11R3Build2047orhigher PC(i386) SecondsUPS TcSUPS_CX9020_U900.

Lib

CX902034 Version1.1

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Beckhoff CX9020 Manual de usuario Pagina 34