Pilz PNOZ s50 - Test Pulse Outputs

Functiondescription
OperatingManualPNOZs50
1002194EN02
20
T
over
U
B1B2
U
Avg
S35, S36
Y10, Y11
Y20, Y21
01+, 02+
t
t
Y1, Y2
t
T
on
T
off
t
on
t
off
O4, O5
t
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
}
U
B1B2
:Supplyvoltagetothepowercircuits
}
t
on
:Switchonpowercircuit
}
t
over
:Configuredoverexcitationtime
}
t
off
:Switchoffpowercircuit
}
U
Avg
:Configuredreducedvoltage(arithmeticmeanofthevoltageattheoutputsonce
theoverexcitationtimehaselapsed)
}
Y1,Y2:Feedbackloops
}
T
on
:Configureddurationofmax.ventilationtime
}
T
off
:Configureddurationofmax.applicationtime
}
O4,O5:Failsafeoutputsforstatusoftheload,changeinstateafterT
on
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.