Pilz PNOZ c1 24VDC 3n/o 1n/c Manual de usuario descargar pdf (Pagina 13)

PNOZc1

OperatingManualPNOZc1

22197EN02

Safetycharacteristicdata

Operating

mode

ENISO

138491:

2008

ENISO

138491:

2008

Category

ENIEC

62061

SILCL

ENIEC

62061

PFH

[1/h]

IEC61511

SIL

IEC61511

PFD

ENISO

138491:

2008

[year]

Safetycon

tacts,in

stantaneous

PLe Cat.4 SILCL3 2,31E09 SIL3 2,03E06 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.

Supplementarydata

CAUTION!

Itisessentialtoconsidertherelay'sservicelifegraphs.Therelayoutputs'

safetyrelatedcharacteristicdataisonlyvalidifthevaluesintheservicelife

graphsaremet.

ThePFHvaluedependsontheswitchingfrequencyandtheloadontherelayoutput.Ifthe

servicelifegraphsarenotaccessible,thestatedPFHvaluecanbeusedirrespectiveofthe

switchingfrequencyandtheload,asthePFHvaluealreadyconsiderstherelay'sB10d

valueaswellasthefailureratesoftheothercomponents.

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