Pilz PNOZ s4 C 48-240VACDC 3 n/o 1 n/c Uživatelský manuál stáhnout pdf (Strana 13)

PNOZs4

OperatingManualPNOZs4

21396EN13

Power,In1,In2,Out,Reset,Fault

Diagnostics:Theoperatingmodeselectorswitch"mode"isinitsstartposition

(verticalposition)

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Remedy:Switchoffthesupplyvoltageandsettherequiredoperatingmode

onoperatingmodeselectorswitch"mode".

Faultsmalfunctions

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Contactmalfunctions:Ifthecontactshavewelded,reactivationwillnotbepossibleafter

theinputcircuithasopened.

Servicelifegraph

Theservicelifegraphsindicatethenumberofcyclesfromwhichfailuresduetowearmust

beexpected.Thewearismainlycausedbytheelectricalload;themechanicalloadisnegli

gible.

24VDC

Example

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Inductiveload:0,2A

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Utilisationcategory:AC15

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Contactservicelife:2,000,000cycles

Providedtheapplicationrequiresfewerthan2,000,000cycles,thePFHvalue(seetech

nicaldetails)canbeusedinthecalculation.

Toincreasetheservicelife,sufficientsparksuppressionmustbeprovidedonalloutput

contacts.Withcapacitiveloads,anypowersurgesthatoccurmustbenoted.Withcontact

ors,usefreewheeldiodesforsparksuppression.

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Pilz PNOZ s4 C 48-240VACDC 3 n/o 1 n/c Uživatelský manuál Strana 13