Easy Electronics xLogic Micro PLC - Page 111

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Parameter T
H
istheondelaytimefortheoutput(outputsignaltransition
0to1).
T
L
istheoffdelaytimefortheoutput(outputsignaltransition
1to0).
Retentivity on=thestatusisretentiveinmemory.
Output Q QisswitchedonuponexpirationofaconfiguredtimeT
H
ifTrg
isstillset.Itisswitchedoffagainuponexpirationofthetime
T
L
andifTrghasnotbeensetagain.
Parameter
Theon-delaytimeandoff-delaytimesetinparameterTHandTLcanbeprovidedbytheactualvalueof
anotheralready-programmedfunction:
Analogcomparator:Ax – Ay
Analogtrigger:Ax
Analogamplifier:Ax
Analogmultiplexer:AQ
Analogramp:AQ
Analogmath:AQ
PIcontroller:AQ
Datalatchingrelay:AQ
Up/Downcounter:Cnt
Thevalueof ＂ＴＨ＂，＂ＴＬ＂canbeset/modifiedinparametermode.Forinformationabouthowto
modify,refertochapter7.2.2please.
Forinformationonthevalidityandaccuracyofthetimebase,referto7.4.2
Timingdiagram
Descriptionofthefunction
ThetimeT
H
istriggeredwitha0to1transitionatinputTrg.
IfthestatusatinputTrgis1atleastforthedurationoftheconfiguredtimeT
H
,theoutputissettological
1uponexpirationofthistime(outputisondelayedtotheinputsignal).
ThetimeT
H
isresetifthestatusatinputTrgisresetto0beforethistimehasexpired.
ThetimeT
L
istriggeredwiththe1to0transitionattheoutput.
IfthestatusatinputTrgremains0atleastforthedurationofaconfiguredtimeT
L
,theoutputisreset