123
Descriptionofthefunction
OutputQissetto1witha0to1signaltransitionatTrg.
IfoutputQ=0,andinputTrgissethiatleastforthedurationofTL,thepermanentlightingfunctionis
enabledandoutputQissetaccordingly.
TheoffdelaytimeTistriggeredwhenthestatusatinputTrgchangesto0beforethetimeT
L
hasexpired.
OutputQisresetwhentheTa=T.
Beforetheoffdelaytime(T-T
!
)hasexpired,youcanoutputanoffpre-warningthatresetsQforthe
durationoftheoffpre-warningtimeT
!L
.AfurthersignalatinputTrgalwaysresetsTandoutputQ.
Caution
ThetimebasefortheT,T
!
andT
!L
mustbeidentical.
Ifretentivityisnotset,outputQandtheexpiredtimeareresetafterapowerfailure.
6.5.11Weeklytimer
Caution
YourxLogicmustbeequippedwithaninternalreal-timeclockifyouaregoingtousethisSFB.
Shortdescription
Theoutputiscontrolledbymeansofaconfigurableon/offdate.Thefunctionsupportsanycombination
ofweekdays.
Connection Description
Parameter Atthe No1,No2,No3 (cam)
parametersyousettheonand