Pilz PNOZ s50 C Manual do Utilizador descarregar pdf (Página 20)

Functiondescription

OperatingManualPNOZs50

1002194EN02

over

B1B2

Avg

S35, S36

Y10, Y11

Y20, Y21

01+, 02+

Y1, Y2

off

O4, O5

Fig.:Ventilationandapplicationtime

Legend:

}

Y10,Y11,Y20,Y21:SafeinputstoswitchtheoutputsO1+/O1,O2+/O2

}

O1+,O2+:Safeoutputs,powercircuit1and2

}

B1B2

:Supplyvoltagetothepowercircuits

}

:Switchonpowercircuit

}

over

:Configuredoverexcitationtime

}

off

:Switchoffpowercircuit

}

Avg

:Configuredreducedvoltage(arithmeticmeanofthevoltageattheoutputsonce

theoverexcitationtimehaselapsed)

}

Y1,Y2:Feedbackloops

}

:Configureddurationofmax.ventilationtime

}

off

:Configureddurationofmax.applicationtime

}

O4,O5:Failsafeoutputsforstatusoftheload,changeinstateafterT

andT

off

have

elapsed

4.2.5 TestpulseoutputsT0,T1

FeedbackloopsY1andY2canbeassignedtestpulses.ThePNOZs50has2testpulse

outputs,T0andT1.

INFORMATION

Thefeedbackloopcanonlyusetestpulsesifmechanicalswitchesareused

tofeedbacktheswitchstatus.

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