Pilz PMCprimo DriveP.06/AA0/4/0/0/208-480VAC User Manual download pdf (Page 33)

Functiondescription

OperatingManualPMCprotegoS22(C)

1002529EN02

4.3.6 SafespeedrangeSSR

Thesafetyfunction"safespeedrange"(SSR)monitorsthedrive'scurrentspeedtoensure

itstayswithinamaximumandminimumpermittedlimitvalue.

InputandoutputassignmentintheConfigurator:

}

InputsI0...I6

– SSRActivate

}

OutputsO0…O3

– SRASafeRangeAcknowledge

Prerequisitesfornormaloperation:

}

Input"SS1Activate"and"Reset":"1"Signal(+24VDC)

}

"Ready"output:"1"Signal(+24VDC).Thesafetycardisreadyforoperation.

}

"STOAcknowledge"output:“0”Signal

}

Input"SSRActivate":"1"Signal(+24VDC)

Safetyfunctionisactivated

}

Bya1/0pulseedgeattheinput"SSRActivate".

Reaction:

}

SSRdelaytimestarts

}

OncetheSSRdelaytimehaselapsed,thespeedismonitored.

}

Output"SRASafeRangeAcknowledge":"1"signal

}

Ifthelimitvalueisexceeded,safetyfunctionSS1isactivated.

Atolerancerangemayalsobesetforthelimitvaluesusedtomonitorthespeed.Thistoler

ancerangemodifiesthesetlimitvalues.Asaresult,oneofforperiodicovershootsthatex

ceedthelimitvaluescanbetolerated.

Thefollowingvaluescanbesetforthetolerancerange:

}

Toleranceamount,whichtakesintoaccountthesizeoftheovershoots.

}

Tolerancetime,whichtakesintoaccountthelengthoftheovershoots

}

Tolerenceperiodthattakesintoaccountthevariationperiod

INFORMATION

SeetheConfigurator'sonlinehelpfordetailsofhowtosettheparameters

forthetolerancerange.

Activatethetolerancerange:

}

Thetolerancerangebecomesactivethefirsttimethespeedlimitvalueisexceeded

(seeflowchart).

Reaction:

}

Ifthetolerancerangeisexceeded,thesafetyfunctionSS1(ESTOPbrakingramp)is

activated.

Thefollowingdiagramsillustratethesequences,withandwithoutthetolerancerangeactiv

ated.

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Pilz PMCprimo DriveP.06/AA0/4/0/0/208-480VAC User Manual Page 33

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