Pilz PNOZ s20 User manual

PNOZs20
OperatingManual1003324EN03
Safetyrelays

Preface
Thisdocumentisatranslationoftheoriginaldocument.
AllrightstothisdocumentationarereservedbyPilzGmbH&Co.KG.Copiesmaybemade
forinternalpurposes.Suggestionsandcommentsforimprovingthisdocumentationwillbe
gratefullyreceived.
Pilz®,PIT®,PMI®,PNOZ®,Primo®,PSEN®,PSS®,PVIS®,SafetyBUSp®,
SafetyEYE®,SafetyNETp®,thespiritofsafety®areregisteredandprotectedtrademarks
ofPilzGmbH&Co.KGinsomecountries.
SDmeansSecureDigital

Content
OperatingManualPNOZs20
1003324EN03 3
Introduction 4
Validityofdocumentation 4
Usingthedocumentation 4
Definitionofsymbols 4
Safety 5
Intendeduse 5
Safetyregulations 6
Safetyassessment 6
Useofqualifiedpersonnel 6
Warrantyandliability 6
Disposal 6
Unitfeatures 7
Safetyfeatures 7
Blockdiagram/terminalconfiguration 7
Functiondescription 8
Installation 8
Wiring 11
Preparingforoperation 11
Operation 12
Statusindicators 12
Faults–Interference 13
Dimensionsinmm 17
Technicaldetails 17
Safetycharacteristicdata 20
Removepluginterminals 21
Orderreference 21
ECdeclarationofconformity 21

PNOZs20
OperatingManualPNOZs20
1003324EN03 4
Introduction
Validityofdocumentation
ThisdocumentationisvalidfortheproductPNOZs20.Itisvaliduntilnewdocumentationis
published.
Thisoperatingmanualexplainsthefunctionandoperation,describestheinstallationand
providesguidelinesonhowtoconnecttheproduct.
Usingthedocumentation
Thisdocumentisintendedforinstruction.Onlyinstallandcommissiontheproductifyou
havereadandunderstoodthisdocument.Thedocumentshouldberetainedforfutureref
erence.
Definitionofsymbols
Informationthatisparticularlyimportantisidentifiedasfollows:
DANGER!
Thiswarningmustbeheeded!Itwarnsofahazardoussituationthatposes
animmediatethreatofseriousinjuryanddeathandindicatespreventive
measuresthatcanbetaken.
WARNING!
Thiswarningmustbeheeded!Itwarnsofahazardoussituationthatcould
leadtoseriousinjuryanddeathandindicatespreventivemeasuresthatcan
betaken.
CAUTION!
Thisreferstoahazardthatcanleadtoalessseriousorminorinjuryplus
materialdamage,andalsoprovidesinformationonpreventivemeasures
thatcanbetaken.
NOTICE
Thisdescribesasituationinwhichtheproductordevicescouldbedam
agedandalsoprovidesinformationonpreventivemeasuresthatcanbe
taken.Italsohighlightsareaswithinthetextthatareofparticularimport
ance.

PNOZs20
OperatingManualPNOZs20
1003324EN03 5
INFORMATION
Thisgivesadviceonapplicationsandprovidesinformationonspecialfea
tures.
Safety
Intendeduse
ThecontactexpansionmodulePNOZs20meetstherequirementsofEN6094751,
EN602041andVDE01131.Itisusedtoincreasethenumberofinstantaneoussafety
contactsavailableonabaseunit.
SafetylevelPLe(Cat.4)/SILCL3isonlyachievedifthesafetyoutputsuse2channelpro
cessing.
ThecategorythatcanbeachievedinaccordancewithENISO138491dependsonthe
categoryofthebaseunit.Thecontactexpansionmodulemaynotexceedthis.Onlyunits
witha24VDCsupplyvoltagemaybeusedasbaseunit.
WARNING!
Electricshock!
Ifabaseunitwithasupplyvoltagegreaterthan24VDCisusedandvoltage
isapplied,contactwithlivecomponentscouldresultinseriousorevenfatal
injuryfromanelectricshock.
Onlyusebaseunitswitha24VDCsupplyvoltage.
Thefollowingisdeemedimproperuseinparticular:
}Anycomponent,technicalorelectricalmodificationtotheproduct
}Useoftheproductoutsidetheareasdescribedinthismanual
}Useoftheproductoutsidethetechnicaldetails(seeTechnicaldetails[ 17]).
NOTICE
EMCcompliantelectricalinstallation
Theproductisdesignedforuseinanindustrialenvironment.Theproduct
maycauseinterferenceifinstalledinotherenvironments.Ifinstalledinother
environments,measuresshouldbetakentocomplywiththeapplicable
standardsanddirectivesfortherespectiveinstallationsitewithregardtoin
terference.

PNOZs20
OperatingManualPNOZs20
1003324EN03 6
Safetyregulations
Safetyassessment
Beforeusingaunititisnecessarytoperformasafetyassessmentinaccordancewiththe
MachineryDirective.
Functionalsafetyisguaranteedfortheproductasasinglecomponent.However,thisdoes
notguaranteethefunctionalsafetyoftheoverallplant/machine.Inordertoachievethere
quiredsafetylevelfortheoverallplant/machine,definethesafetyrequirementsforthe
plant/machineandthendefinehowthesemustbeimplementedfromatechnicalandorgan
isationalstandpoint.
Useofqualifiedpersonnel
Theproductsmayonlybeassembled,installed,programmed,commissioned,operated,
maintainedanddecommissionedbycompetentpersons.
Acompetentpersonissomeonewho,becauseoftheirtraining,experienceandcurrentpro
fessionalactivity,hasthespecialistknowledgerequiredtotest,assessandoperatethe
workequipment,devices,systems,plantandmachineryinaccordancewiththegeneral
standardsandguidelinesforsafetytechnology.
Itisthecompany’sresponsibilityonlytoemploypersonnelwho:
}Arefamiliarwiththebasicregulationsconcerninghealthandsafety/accidentpreven
tion
}Havereadandunderstoodtheinformationprovidedinthisdescriptionunder"Safety"
}Andhaveagoodknowledgeofthegenericandspecialiststandardsapplicabletothe
specificapplication.
Warrantyandliability
Allclaimstowarrantyandliabilitywillberenderedinvalidif
}Theproductwasusedcontrarytothepurposeforwhichitisintended
}Damagecanbeattributedtonothavingfollowedtheguidelinesinthemanual
}Operatingpersonnelarenotsuitablyqualified
}Anytypeofmodificationhasbeenmade(e.g.exchangingcomponentsonthePCB
boards,solderingworketc.).
Disposal
}Insafetyrelatedapplications,pleasecomplywiththemissiontimeTMinthesafetyre
latedcharacteristicdata.
}Whendecommissioning,pleasecomplywithlocalregulationsregardingthedisposalof
electronicdevices(e.g.ElectricalandElectronicEquipmentAct).

PNOZs20
OperatingManualPNOZs20
1003324EN03 7
Unitfeatures
}Semiconductoroutputs:
– 2safetyoutputsinstantaneous
– 1auxiliaryoutputinstantaneous
}Connectionoptionforexpansionmodules
}LEDdisplayfor:
– Supplyvoltage
– Switchstateofsafetyoutputs
– Inputstatechannel1/2
– Fault(seeFaults–Interference[ 13])
}Pluginconnectionterminals(eitherspringloadedterminalorscrewterminal)
}Seeorderreferenceforunittypes
Safetyfeatures
Thecontactexpansionmodulemeetsthefollowingsafetyrequirements:
}Ifthesafetyoutputsuse2channelprocessing,thesafetyfunctionremainseffective
eveninthecaseofacomponentfailure.
}Thecircuitisredundantwithbuiltinselfmonitoring.
}Thesafetyoutputsaretestedperiodicallyusinganofftest.
Blockdiagram/terminalconfiguration
Power
Logic
A1
14Y32 24
Interface
base
unit
Interface
expansion
module
750160
1000 00 1.0
P N O Z s 2 0
X 3 A1
X 4
14 2 4 Y32
750160
1000 00 1.0
P N O Z s 2 0
X 3
A1
X 4
14 2 4 Y32
Fig.:Centre:Frontviewwithcover,right:Frontviewwithoutcover

PNOZs20
OperatingManualPNOZs20
1003324EN03 8
Functiondescription
ThecontactexpansionmodulePNOZs20alsoprovidessafetyoutputs.Itisdrivenbya
baseunitPNOZsigma.
SeveralPNOZs20unitscanbeconnectedtothebaseunit(seeInstallation[ 8]).
Functionalprocedureaftersupplyvoltagehasbeenappliedandthebaseunit'ssafetycon
tactsareclosed:
}Thereisahighsignalatsafetyoutputs14and24andauxiliaryoutputY32.
}LEDs"IN1","IN2"and"Out"arelit.
Functionalprocedureifoneorbothofthebaseunit'ssafetycontactsopen:
}Thereisalowsignalatsafetyoutputs14and24andauxiliaryoutputY32.
}LEDs"IN1","IN2"and"Out"goout.
Thesafetyoutputswillnotswitchbacktoahighsignaluntilallthebaseunit'ssafetycon
tactsareopenandthenclosedagain.
Safetyoutputsarecheckedviaregularofftests.
}Max.durationofofftimeduringselftest,seeTechnicaldetails
}Safetyoutputsareswitchedoffforthedurationoftheofftimeduringtheselftest.
TheauxiliaryoutputY32displaysthestateofthesafetyoutputs.
Installation
Controlcabinetinstallation
}Thesafetyrelayshouldbeinstalledinacontrolcabinetwithaprotectiontypeofatleast
IP54.
}UsethenotchontherearoftheunittoattachittoaDINrail.
}EnsuretheunitismountedsecurelyonaverticalDINrail(35mm)byusingafixingele
ment(e.g.retainingbracketoranendangle).
PushtheunitupwardsordownwardsbeforeliftingitfromtheDINrail.
ConnectthebaseunitandcontactexpansionmodulePNOZs20
}Removetheplugterminatoratthesideofthebaseunitandattheleftofthecontactex
pansionmodule.
}Connectthebaseunitandthecontactexpansionmoduleusingtheconnectorsupplied,
beforemountingtheunitstotheDINrail.
ConnectthecontactexpansionmodulePNOZs20tothecontactexpansionmodules
PNOZsigma
}Connectthecontactexpansionmodulesusingtheconnectorssupplied.
}Fittheterminatortothemoduleontheright.
}Expansionoptionsaredescribedinthefollowingtable.

PNOZs20
OperatingManualPNOZs20
1003324EN03 9
Expansionoptions
Considerthemax.powerconsumptionofallthe
unitsusedintheapplication
[1]:BaseunitPNOZs3/s4/s4.1/s5/s6/s6.1
[2]:Upto5contactexpansionmodulesPNOZs20
(finalblockwithterminator)
PNOZsigma base unit
PNOZsigma expansion
module s20
PNOZsigma expansion
module s20
[1] [2]
[1]:BaseunitPNOZsigma
[2]:ContactexpansionmodulePNOZs7.1
[3]*:Upto10contactexpansionmodulesPNOZs20
(finalblockwithterminator)
PNOZsigma base unit
PNOZsigma expansion
module s20
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s20
[1] [2] [3]
[1]:BaseunitPNOZsigma
[2]:OnecontactexpansionmodulePNOZs7.1and
upto9contactexpansionmodulesPNOZs20
[3]:ContactexpansionmodulePNOZs7.1
[4]*:Upto10contactexpansionmodulesPNOZs20
(finalblockwithterminator)
[1] [2] [3] [4]
PNOZsigma base unit
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s20
PNOZsigma expansion
module s20
PNOZsigma expansion
module s20

PNOZs20
OperatingManualPNOZs20
1003324EN03 10
Expansionoptions
Considerthemax.powerconsumptionofallthe
unitsusedintheapplication
[1]:BaseunitPNOZsigma
[2]:OnecontactexpansionmodulePNOZs7.1and
upto9contactexpansionmodulesPNOZs20
[3]:ContactexpansionmodulePNOZs7.1
[4]:*Upto10contactexpansionmodulesPNOZs7.2
(finalblockwithterminator)
[1] [2] [3] [4]
PNOZsigma base unit
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s20
PNOZsigma expansion
module s7.2
PNOZsigma expansion
module s7.2
[1]:BaseunitPNOZsigma
[2]:OnecontactexpansionmodulePNOZs7.1and
upto9contactexpansionmodulesPNOZs7.2
[3]:ContactexpansionmodulePNOZs7.1
[4]*:Upto10contactexpansionmodulesPNOZs20
(finalblockwithterminator)
[1] [2] [3] [4]
PNOZsigma base unit
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s7.1
PNOZsigma expansion
module s7.2
PNOZsigma expansion
module s20
PNOZsigma expansion
module s20
*)Alternatively,oneofthefollowingunitscanbeusedasthefinalexpansionblock:
}PNOZs7
}PNOZs8
}PNOZs9
}PNOZs10
}PNOZs11
Theseunitssometimesrequiremorepowerthantheunitscombinedinthetable.Ifthe
maximumpowerconsumptionofallexpansionmodulesisexceeded(seethetechnicalde
tailsoftherespectivedevices),youwillneedtoreducethenumberofconnectedPNOZs20
orPNOZs7.2units.
Example:
UseofPNOZs10withapowerconsumptionof3W
Themax.numberofexpansionmodulesPNOZs20orPNOZs7.2isreducedby2:
}1unit,inordertocomplywiththemax.powerconsumptionand
}1unit,whichisreplacedbyPNOZs10

PNOZs20
OperatingManualPNOZs20
1003324EN03 11
Wiring
Pleasenote:
}Informationgiveninthe"Technicaldetails[ 17]"mustbefollowed.
WARNING!
Electricshock!
Ifabaseunitwithasupplyvoltagegreaterthan24VDCisusedandvoltage
isapplied,contactwithlivecomponentscouldresultinseriousorevenfatal
injuryfromanelectricshock.
Onlyusebaseunitswitha24VDCsupplyvoltage.
}Outputs1424aresafetyoutputs;semiconductoroutputY32isanauxiliaryoutput(e.g.
fordisplay).
WARNING!
LossofsafetyfunctionduetotheuseofsemiconductoroutputY32asa
safetyoutput!
ThesemiconductoroutputY32isanauxiliaryoutput(e.g.fordisplay).Ifitis
usedforasafetycircuit,seriousinjuriesanddeathmayresult.
DonotusesemiconductoroutputY32forsafetycircuits.
}Usecopperwirethatcanwithstand60/75°C.
}Sufficientfuseprotectionmustbeprovidedonalloutputcontactswithcapacitiveandin
ductiveloads.
}EnsuretheEMCrequirementsofIEC602041aremet.
}Thepowersupplymustcomplywiththeregulationsforextralowvoltageswithprotect
iveelectricalseparation(SELV,PELV)inaccordancewithVDE0100,Part410.
Preparingforoperation
Supplyvoltage/inputcircuit/
feedbackloop AC DC
ContactexpansionmodulePNOZ
s20
PNOZs
base unit or
expansion
module
PNOZ s20
expansion
module
A1
L+
F1
A2 (B2)
L-
ConnecttheN/Ccontactsfromexternalcontactorstothefeedbacklooponthebaseunit.

PNOZs20
OperatingManualPNOZs20
1003324EN03 12
NOTICE
IfyousupplythecontactexpansionmodulePNOZs20viaaseparatepower
supply:
ConnectLonthepowersupplytoA2onthebaseunitor
ConnectLonthepowersupplytoB2ontheexpansionmodulePNOZ
s7.1
Safetyoutput Singlechanneloperation Dualchanneloperation
14 (24)
K2
K1 L-
14
K2
K1
24
L-
L-
Withdualchanneloperation,alwaysusebothsafetyoutputsforasafetyfunction.
Operation
NOTICE
Thesafetyfunctionshouldbecheckedafterinitialcommissioningandeach
timetheplant/machineischanged.Thesafetyfunctionsmayonlybe
checkedbyqualifiedpersonnel.
INFORMATION
Thesafetyoutputsareconstantlycheckedviatestpulses.Thismaygener
ateahummingnoiseontheconnectedcontactors,whichdoesnotaffect
thefunction(contactorsarenotdamaged,contactsremainclosed).Thetest
pulsesalsomeanthat,whenmeasuredwithamultimeter,thevoltageatthe
safetyoutputsisdisplayedtobelessthanitactuallyis.
LEDsindicatethestatusanderrorsduringoperation:
LEDon
Statusindicators
In1
Inputcircuit1activatedandsafetyoutputsonthebaseunitclosed.
In2
Inputcircuit2activatedandsafetyoutputsonthebaseunitclosed.
In1,In2,Out
Safetyoutputs14and24haveahighsignal.

PNOZs20
OperatingManualPNOZs20
1003324EN03 13
Fault
SeeFaults–Interference[ 13]
Faults–Interference
IfanerroroccursonthecontactexpansionmodulePNOZs20,thebaseunitcannolonger
beactivated.
NOTICE
Malfunctionofthecontactsonthebaseunit
Ifthecontactsonthebaseunithavewelded,reactivationofthePNOZs20
willnotbepossibleaftertheinputcircuithasopened.
FaultconditionsareindicatedbyflashingtheLEDs.Somefaultsaredisplayedthroughperi
odicflashing,whilewithotherfaultsitispossibletoestablishanerrorcodethroughthe
numberofflashes.ThesefaultsarealwaysindicatedbythreeshortflashesoftheFault
LED.Afteralongerpause,theLEDwillthenflashatonesecondintervals.Thenumberof
LEDflashescorrespondstoadigitintheerrorcode.
Theerrorcodecanconsistofupto4digits.Thedigitsareseparatedbyalongerperiod
withoutflashing.Theentiresequenceisconstantlyrepeated.
INFORMATION
Leadingzerosarenotdownloaded.Errorcode0:16flashes
LED Error Remedy
LEDsunlit Supplyvoltageismissing,toolow,
wronglyconnected
Connectsupplyvoltage:A1/
+24VDC
Permittedvoltagerange:
20.4...26.4VDC
POWERflashesbrieflyonstartup Initialisationphase Noremedyrequired
POWERflashesconstantly Supplyvoltageisoutsidetheper
mittedvoltagerange
Checkthepowersupplyand
changeifnecessary
Faultflashes Internalorexternalfault SwitchUBoffandon,changeunit
Faultflashesacode Seeerrorcodingtable
Examples
Errorcode1,3:
TheFaultLEDflashes
}3times,short
}Pause
}Onceforonesecond
}Pause

PNOZs20
OperatingManualPNOZs20
1003324EN03 14
}3times,foronesecondeach
}3times,short
Errorcode1:
TheFaultLEDflashes
}3times,short
}Pause
}Onceforonesecond
}3times,short
Errorcode1,0:
TheFaultLEDflashes
}3times,short
}Pause
}Onceforonesecond
}Pause
}16times,foronesecondeach
}3times,short
I Codeforerrormessage
II Codefor1stdigit
III Codefor2nddigit
IV Codeforerrormessagerepeated
Thetablebelowshowstherelationshipbetweenthenumberofflashesandtheerrorcode.
ThekeytotheerrorcodesisdescribedintheErrorcodingtable.
Numberofflashes 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Decimalerrorcode 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0

PNOZs20
OperatingManualPNOZs20
1003324EN03 15
Errorcoding
INFORMATION
Thetablebelowdescribestheerrorcodesforfaultsthatuserscanrectify
themselves.Iferrorcodesarenotlisted,thatmeanstheyareinternalfaults.
Inthecaseofaninternalfault,switchthesupplyvoltageoffandthenon
again.Ifnothinghelps,changetheunit.
Decimal
error
code
Numberof
flashes Description Remedy
4
5
6
9
3xshort–4xlong
–3xshort
3xshort–5xlong
–3xshort
3xshort–6xlong
–3xshort
3xshort–9xlong
–3xshort
Intheinitialisationphase,short
circuitbetweenthesafetyoutputs
and+24VDC
Rectifywiringerroratterminals14,
24
10
12
14
15
1,0
1,1
1,9
10.1
14.5
3xshort–10xlong
–3xshort
3xshort–12xlong
–3xshort
3xshort–14xlong
–3xshort
3xshort–15xlong
–3xshort
3xshort–1xlong
–16xlong–3xshort
3xshort–1xlong
–1xlong–3xshort
3xshort–1xlong
–9xlong–3xshort
3xshort–10xlong
–1xlong–3xshort
3xshort–14xlong
–5xlong–3xshort
Duringoperation,shortcircuit
between
safetyoutputsand+24VDC
Rectifywiringerroratterminals14,
24
11 3xshort–11xlong
–3xshort
Shortcircuitbetweenterminals14
and24,internalorexternal
Rectifywiringerroratterminals14,
24.
Iftheremedydoesnothelptheuser
–SendunittoPilz

PNOZs20
OperatingManualPNOZs20
1003324EN03 16
Decimal
error
code
Numberof
flashes Description Remedy
1,2
1,3
1,12
1,13
3xshort–1xlong
–2xlong–3xshort
3xshort–1xlong
–3xlong–3xshort
3xshort–1xlong
–12xlong–3xshort
3xshort–1xlong
–13xlong–3xshort
Duringoperation,shortcircuit
betweenthesafetyoutputsand0
VDC
orUB<20.4VDC
Rectifywiringerroratterminals14,
24;complywiththesupplyvoltage
range20.4...26.4VDC
5,10 3xshort–5xlong
–10xlong–3xshort
UB<20.4VDC Complywiththesupplyvoltage
range20.4...26.4VDC
8,2
8,3
14,13
3xshort–8xlong
–2xlong–3xshort
3xshort–8xlong
–3xlong–3xshort
3xshort–14xlong
–13xlong–3xshort
Supplyinterrupted,possibly
causedbyashorttoearth.
Shortcircuitofsafetyoutputs14
or24to0VDC.
RectifywiringerroratterminalA1or
checksupplyvoltage.
Rectifyshortcircuit.
Iftheremedydoesnothelptheuser
–SendunittoPilz
2,0,0
2,0,1
3xshort–2xlong
–16xlong–16xlong
–3xshort
3xshort–2xlong
–16xlong–1xlong
–3xshort
UB<20.4VDC Complywiththesupplyvoltage
range20.4...26.4VDC
2,0,2 3xshort–2xlong
–16xlong–2xlong
–3xshort
Intheinitialisationphase,short
circuitbetweenthesafetyoutputs
and+24VDC
Rectifywiringerroratterminals14,
24
2,0,3 3xshort–2xlong
–16xlong–3xlong
–3xshort
UB<20.4VDC Complywiththesupplyvoltage
range20.4...26.4VDC

PNOZs20
OperatingManualPNOZs20
1003324EN03 17
Dimensionsinmm
*withspringloadedterminals
120 (4.72")
* 100 (3,94")
98 (3.86")
22,5
(0.88")
Technicaldetails
General 750160 751160
Approvals
CCC,CE,EAC(Eurasian),TÜV,
cULusListed
CCC,CE,EAC(Eurasian),TÜV,
cULusListed
Electricaldata 750160 751160
Supplyvoltage
for Modulesupply Modulesupply
Voltage 24V 24V
Kind DC DC
Voltagetolerance 15%/+10% 15%/+10%
Outputofexternalpowersupply
(DC) 95W 95W
Outputofexternalpowersupply
(DC)atnoload 1,6W 1,6W
ResidualrippleDC 20% 20%
Continuousduty 100% 100%
ExternalunitfuseprotectionF1
max.
4A,circuitbreaker24VAC/DC,
characteristicB
4A,circuitbreaker24VAC/DC,
characteristicB
Semiconductoroutputs 750160 751160
Overallperformanceext.loading,
semiconductor 93W 93W
Numberofsafetyoutputs
Instantaneous 2 2
Numberofauxiliaryoutputs 1 1
Residualcurrentat"0"signal 2mA 2mA
Max.internalvoltagedrop 120mV 120mV
Max.durationofofftimeduringself
test 600µs 600µs

PNOZs20
OperatingManualPNOZs20
1003324EN03 18
Semiconductoroutputs 750160 751160
Switchingcapability,2safetyout
putsunderload
Current 1,5A 1,5A
Power 40W 40W
Switchingcapability,1safetyout
putunderload
Current 2A 2A
Power 50W 50W
Switchingcapabilityauxiliaryout
puts
Current 0,5A 0,5A
Power 13W 13W
Max.linecapacitanceattheout
putswithoutload 2nF 2nF
Times 750160 751160
Switchondelay
Max.switchondelayafter
poweron 4s 4s
Withautomaticstarttyp. 60ms 60ms
Withautomaticstartmax. 210ms 210ms
Recoverytimeatmax.switching
frequency1/s
AfterESTOP 50ms 50ms
Afterpowerfailure 50ms 50ms
Responsetimesemiconductorout
puts
typ. 25ms 25ms
max. 35ms 35ms
Environmentaldata 750160 751160
Climaticsuitability EN60068278 EN60068278
Ambienttemperature
Temperaturerange 1055°C 1055°C
Storagetemperature
Temperaturerange 4085°C 4085°C
Climaticsuitability
Humidity 93%r.h.at40°C 93%r.h.at40°C
Condensationduringoperation Notpermitted Notpermitted
EMC EN6094751,EN6100062,EN
6100064,EN6132631
EN6094751,EN6100062,EN
6100064,EN6132631
Vibration
Inaccordancewiththestandard EN6006826 EN6006826
Frequency 1055Hz 1055Hz
Amplitude 0,35mm 0,35mm
Airgapcreepage
Inaccordancewiththestandard EN609471 EN609471
Overvoltagecategory III III
Pollutiondegree 2 2

PNOZs20
OperatingManualPNOZs20
1003324EN03 19
Environmentaldata 750160 751160
Ratedinsulationvoltage 30V 30V
Ratedimpulsewithstandvoltage 0,8kV 0,8kV
Protectiontype
Mountingarea(e.g.controlcab
inet) IP54 IP54
Housing IP40 IP40
Terminals IP20 IP20
Mechanicaldata 750160 751160
Mountingposition Any Any
Material
Bottom PC PC
Front PC PC
Top PC PC
Connectiontype Screwterminal Springloadedterminal
Mountingtype plugin plugin
Conductorcrosssectionwithscrew
terminals
1coreflexible 0,252,5mm²,2412AWG –
2corewiththesamecrosssec
tion,flexiblewithcrimpconnect
ors,noplasticsleeve 0,251mm²,2416AWG –
2corewiththesamecrosssec
tion,flexiblewithoutcrimpcon
nectorsorwithTWINcrimpcon
nectors 0,21,5mm²,2416AWG –
Torquesettingwithscrewterminals 0,5Nm –
Conductorcrosssectionwith
springloadedterminals:Flexible
with/withoutcrimpconnector –0,22,5mm²,2412AWG
Springloadedterminals:Terminal
pointsperconnection –2
Strippinglengthwithspringloaded
terminals –9mm
Dimensions
Height 98mm 100mm
Width 22,5mm 22,5mm
Depth 120mm 120mm
Weight 120g 120g
Wherestandardsareundated,the201406latesteditionsshallapply.

PNOZs20
OperatingManualPNOZs20
1003324EN03 20
Safetycharacteristicdata
NOTICE
Youmustcomplywiththesafetyrelatedcharacteristicdatainorderto
achievetherequiredsafetylevelforyourplant/machine.
Operating
mode
ENISO
138491:
2008
PL
ENISO
138491:
2008
Category
EN62061
SILCL
EN62061
PFHD[1/h]
IEC61511
SIL
IEC61511
PFD
ENISO
138491:
2008
TM[year]
1channel PLd Cat.2 SILCL2 1,32E08 SIL2 1,17E03 20
2channel PLe Cat.4 SILCL3 2,03E09 SIL3 1,85E04 20
Alltheunitsusedwithinasafetyfunctionmustbeconsideredwhencalculatingthesafety
characteristicdata.
INFORMATION
Asafetyfunction'sSIL/PLvaluesarenotidenticaltotheSIL/PLvaluesof
theunitsthatareusedandmaybedifferent.Werecommendthatyouuse
thePAScalsoftwaretooltocalculatethesafetyfunction'sSIL/PLvalues.