timer circuites

7/22/2019 Timer Circuites

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Damuthu Technical publications/ Fax. 2835030 / E.mail [email protected]

ghsurmm:Timer Circuitsghsurmm:hlahkqksh; ld, iSudjlah mm:hlals%hd;aulj ;eug fydaksh;

ld, iSudjlskamiqh mm:hlals%hd;aul ls ug fydafhdod .kakd mm: fYaIhls' lemEisgrhlawdfrdamKh ug fydawdfrdamKh jqkqlemEisgrhlairckh ug .;jk ld,h weiqkafuu mm:iajhxlS%h f,i ls%hd lrhs' my; ksoiqk weiq kath myiqfjkajgyd.; yel'

fuuAigyfkaolajd we;af;awmg b;d yqremqre mm:hls' fuys Siaph ;ol, g fiaOdrdj imQrK Ln,anh oe,afjhs' iaph uqod y, .in,anho kshhs' ,g fuuBigykfoi n,uq' tyswe;af;ao fmr olajk ,oigyku kuq;a fjkilg we;af;a fiaw.%hg ClemEisgrh inkaO lr ;suhs'lemEisgrh ksid fuu mm:fha l=ukfjkilaisfoehs,g fidhd n,uq'

fudagrr: j, we;=,; we;smykabkahr,hs hkqfjkayekafjhs' fuu ,hs tlginkaOju th ls%hdlrjk iaph msysgd we;sw;r th tlamilg ls%hd lrfukamyk kEu wjia:djl

ksu oe,au l, yel' th wfklamig oeuQ g fodrlajD; l, g muKlath ls%hd lrhs' rd;S%

bkarshr,hs ghsurInterior Light timer

by; Bigyfka iaph inkaO l, iekskan,anh oe,afjhs' taiu.u lemEisgrhoimhd we;sfjda,ah;djh f;lau wdfrdamKh fjhs' tfy;afuys iaph uqod yeh;an,anh fkdksmj;shs' thg fya;=j lemEisgrh ;ekam;alr.;aOdrdfjkag%dkaisiagrh ;j rg;als%hd;aulj ;nd.ekSuhs' lemEisgrfhaOd;d w.h je lsfukafukau Rm%;sfrdaOl w.h je lsfukao fuu ld,hje lr.; yel'

by; i|ykal, wdldrfhaghsurmm: fudagrr: ;dCIKfha b;d nyq, f,i fhdod.kq

,efnhs'fuu mm:h f wdldrhgu fhdod .kakd tlamm:hlak rd;s%wkaOldrfhar:h ,g meKth jD; lsug r:fhafodfrh;=re lg fidhd .eksu myiqls ug fhdod we;smm:hhs' fuys frye~,h (Latch) myiqfjkafidhd.; yelsw;r th jrlatijQ g fodr h;=re n| ;=, l=vd n,anhla,a kdhlskamuK ks hhs' by; B igyk whqre tu mm:h ie,iq lr ;sfnhs' bf,lafg%dkslab.aksIkaiy bkafclaIkamoaO;sj, m,aia;rx. yev .eiaugo fjd jejYfhkau fhdod .efkhs'fudagrr: ,smm:j, ghsurmm: f,io fjd fhdod.kakd wdldr lsysmhlamy; oelaf'

fuysolajd we;af;awe;=,; mykamoaO;shhs' fuu mykan,anfhatlafl,jrlaneg Ok w.%hg ks;ru inkaOj mj;shss' b;s w.%h myk;=,u jQ foux iaphlg (2 Way Switch) inkaOfjhs' igyfkatu iapholajd we;sw;r th wxl 1 idjg fhduql, g neg iDk w.%h fl,skauinkaOj n,anh kEu wjia:djl oe,ah yelsfjhs' th wxl 2 w.%hg

inkaO l, g fodrj,ayd th ls%hd lrhs' f i|yd fodr y;rg ia

ld,fhar:fhkaneihk g fodrj,ajeiQ.iskamyk ks hkjdg jvdr:fhkabj;ajk ;=re th uo f,djlaoe,a ;sfnhsk th Yd, myiqjls'kk r:j, tu myiqlu i,id we;sw;r tu moaO;sh jgyd .ekSug fmrfuu myk fodrj,ayd ls%hd;aul jk whqre jgyd .ksuq'

y;rlainkaO w;r igyfkatajd S1isg S4olajd klr we;' fodrj,ajid we;sg igyfkaoelafjkwhqre tu ia ikaj mj;sk fyhskamyk fkdoe,af' tfy;afodrlajD; l, .iskatu fodrginkaO iapfhalkagElainkaOj n,anh oe,afjhs' tjf.au tu fodr jeiQ.i th ks hhs' oeka

Advanced Auto Technology(Part-1)

Course Director/Lecturer

Dr.D.M.M.DassanayakeRotary Auto Training Centre - Nugegoda ,

Sri Lanka011- 2835030

Auto Electronics -

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lemEisgrh ghsurhlaf,i ls%hdlru

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L LS

R R

(A) (B)

bkahr,hs mm:h


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wm fuhg fmr W.;awe;=,;mykamm:hu ghsurmm:hlafhdod fuyssbm;alr we;' fuysT1 g%dkaisiagrh npnj._fhkaf.k we;af;an,anfhatlafl,jrlafl,skau neg Ok w.%hg inkaOj we;s

fyhsks' tfy;atg tuT1g%dkaisiagrh fodria u.skals%hdlrug fkdyelsfjhs' ukao tuia u.skaiemfhkafkaiDk w.%hlanekatu.ska npng%dkaisiagrhlals%hdlrh fkdyelsneks' f ksid igyfkaoelafjk whqre pnpj._fha v%hs g%dkaisiagrhlafhdod.; hq;=fjhs'

tg tysfiaw.%h i|yd fodr ia j,skatk iDk w.%h fhdod.; yelsfjhs' fuf,i ksrudKhl, by; mm:fhals%hdld;ajh


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by; mm:fha iaph ;o lrk g fjdIrfmdmhg Odrdj ,e rejg j;=r kq,nhs' taiu.u f,atallho ls%hd;aulj jhsmrfudagrhg Odrdj inkaO lr rej msis lrjhs'fuys f,atallh ls%hd;aul jk wdldrh fydkawjfndaO lr .; hq;=h' tk fuys f,apqnlorhg neg Ok w.%h fl,skau inkaOj mj;sk w;r iDk w.%h inkaO h hq;af;aT1g%dkaisiagrhyrydh' iaph inkaO ls f D1vfhdavh iyRm%;sfrdaOlh yryd Ok w.%h g%dkaisiagr fiaw.%hg,efuka ls%hd;aul jqkqg%dkaisiagrh yryd f,aorhg iDk w.%h ,e ;sfnhs' moaO;sh fuf,i

ls%hdlrkamj;sk w;rSiaph w; ye g fmdmh muKlak;rjk w;r jhsmrh .gu ls%hd;auljrej ms is jQ miqk;r fjhs' iaph ;olr ;snqkqld,h ;=, C lemEisgrh wdfrdamKh ;s iaphk;rl, miqq g%dkaisiagrfhafiaOdrdj uo f,djlainkaO lr ;nd .ekSu fuf,i jhsmrh wu;rld,hlals%hd;aulj ;nd .ekSug fya;= fjhs' fuysD1vfhdavh fhdod we;af;alemEisgrh wdfrdamKhlr.;aOdrdj wdmiqfjdIrfudagrh yryd irckh u je,elaughs' f w;r f,apqnl orfhaWmk iajhxfm%arK Odrdfjkag%dkaisiagrh wdrCId lr .ekqug D2g%dkaisiagrh fhdod ;sfnhs'

fuys olajd we;af;a miqmijhsmr fudagrh ls%hdlrk wdldrhhs'mdGud,df ia;r flreKqjhsmrfudagrmm:h;a " tys oHq;aa m%;s.dul n,hfhdodf.k jhsmrh rej fl,jr k;rlr .kakd wdldrh;aoek isu fuu mm:h

jgyd .ekqu jvd;amyiqlrjhs' tawkqjfuu igyfkajqjo fudagrh k;r lr we;sfuu wjia:df jhsmrfudagr w.%foluiDk w.%njg m;aj ;sfnhs' miqmi rejms is ls ug Siaph ;olr isk g

fjdIrfmdmh ls%hd;aulj rejg j;=r kq,nhs' taiu.u f,atallho ls%hd;aulj jhsmrfudagrfhawxl 2 w.%h iDK w.%fhkauqojd Ok w.%hg inkaO lr jhsmr fudagrh ls%hd;aul lrhs'tg rejg j;=r k w;ru jhsmrh u.skath ms isuo isfjhs' iaph w;ye g fmdmhiu. f,atallho wlS%h jk w;r tyslkagEla kej; iDK w.%hg inkaO fjhs' fuf,i jhsmrfudagr w.%folu wr;au ksid th tyskej;=ug meKsg ksj/j k;r fjhs' fuu l%uh fudagr

r: j, miqmi jhsmrh i|yd Nd;d jqk;afuyswe;stlaj_,;djhlaf' tk rej fydkams isug k j;=r u k;r jQmiq;ajhsmrh lsysmjrlals%hd l, hq;=kuq;ath tfiafkdjk nekaareju; j;=r ka iy frLd we;s rej fydkameyeos,su is fkdfjhs' bf,lafg%dkslaghsurmm:hlafhdod fuu j_,;djh msgqoel we;swdldrh


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lemEisgr wdfrdamkh u.skaghsurmm: ie,iq ls u

(A) (B)

fuysolajd we;af;alemEisgr wdfrdamkh u;ls%hdlrk ghsurmm:hls' fuys Siaph inkaOls u;aiu. Ln,anh ,afjk kuq;a;;amr lsysmhlskath ks hhs' tu ls%hdld;ajh fufiaia;r l, yelsh'

tkSiaph inkaO lsu;aiu. R2yrydT2fiaOdrdj imQrK fukath ls%hd;auljLn,anh ,afjhs'fuysT1ls%hd;aul fkdjkafkaR1yryd ,efnk fiaOdrdj ClemEisgrh wdfrdamkh ug fhdod .kakdneks' tfy;auo f,djlskalemeisgrh wdfrdamkh

wjikajk w;r bkamiqT1fiaOdrdj .,dhdfukatuT1ls%hd;aul fjhs' T1ls%hd;aulu;aiu.tayryd T2fiaw.%h iDk w.%hlafukaT2wlS%hj n,anh ks hhs' f lemEisgr wdfrdmkh u;ghsurhlals%hdlrk wdldrhhs'

(C)

fuu ghsurmm:h wmf.awjYH;djhkau; klrKh lr.; yelswdldr lsysmhlafuysolajd we;' by;Aigyfkafuu mm:fhaT1 fiaw.%hg Dvfhdavhlatl;= lr we;' tfialr we;af;a

fuysghsurld, iSudj je w.hlg .ekSugh' tk fuysD vfhdavfhaika fjda,h;djh;aiu.fiafjda,ah;djh inkaO ug lemEisgrh fjda,a 1'4laolajd wdfrdamkh jk ;=re mudj we;sfjhs'tag%dkaisiagr fiatgr w;r we;svfhdavfhaika fjda,ah;djho vfhdavfhaika fjda,ah;djhgtlafuks' by; Bigyfkafuu ld,isudj ;j rg;aksj/j myiqfjkailials ug lr we;af;aR1fjkqjg tu w.fhamS%fi tllailr tyswdrCIdj m;d R2m%;sfrdaOlh fhuhs' tfialr we;af;amS%fi tl lerlf th 0 jQ g fiaw.%hg iDcqju neg Ok w.%h inkaO h yelsneks'

by; C igyfkaolajd we;af;afuu mm:hu ndysr w Odrd fydaw fjda,ah;d mm:hlals%hdlrug fhdod .kakd wdldrhhs' tai|yd igyk whqre f,atllaLn,anh ijqia:dkhg il,hq;=h' fuys f,aw.%yryd igyk whqre vfhdavhlafhu b;d jeo.;ah' ukao mm:h f f,aorh ;=, we;sfjk iajhx fm%arK Odrdj u.skag%dkaisiagrh kdYh yelsneks' f wdldrfhaghsurmm: nyq,j Nd;djk w;r wmsth fuhg fmr wOHhkh l, ghsurh r:fhawe;=,; ,dmqmm:hgufhd n,uq'

fuys kej;;a olajd we;af;a wmfojk msgqf wOHhkh l, bkahr,hs f,a ghsur mm:hhs' fuhie,iq lr we;af;aClemEisgrhwdfrdamkh jQ miq th iapdug.;jk ld,h m%udo ld,h f,iie


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fuys olajd we;af;ao fmr mm:fhaie,iqug fnfykaim ksrudKhlajqj;atyslemEisgrh fhdod we;af;aiDk w.%hgh' fuysfrlajD; lsu;aiu. inkaO jk fodriaphlayryd R3iy R2yryd fiaOdrdj,enT2 , PNPg%dkaisiagrh ls%hd;aul j tayryd

T1o ls%hd;aul fjhs' tk n,anh ,afjhs' frjeiQ miqiaph ika jqjo nnh .gu ,amj;shs' taClemEisgrh R3mS%fi tl iy fiaOdrdj imhk neks' tfy;alemEisgrh wdfrdamkhu;aiu. fiaOdrdj k;rfukaT2wlS%h

n,anh ks hhs' frlajD; lsu;aiu. wdfrdamkh jqkqlemEisgrh tayryd irckh kej;;afmr ls%hdld;ajh ,nd fohs' fuu mm: ie,iqu b;d idr:l jkafkafuf,i wdfrdamkh jqkqlemEisgriapdugo l%uhlawka;r.;j we;sneks' fuu l%uhu idr:l whq kafikag%,af,dlskamoaO;sj,ofhfok w;r tams


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fuysolajd we;af;amm:h w.= ,Eug fhdod.kakd bf,lafg%dkslaghsurmm:hhs' fuyswelapqfgr igykg we;=,;alr fkdue;sw;rf,atall ls%hd lrjk orfhaisg muKla

mm:h imQrK lr we;' fuu f,atallfhaorhg neg Ok w.%h fl,skau ilr we;sw;r b;s w.%hg neg iDK w.%h bf,lafg%dkslamm:fhaT1g%dkaisiagrh yryd inkaO lrwe;'Siaph fodr w.=,g ijk w;r thfodr h;=frkals%hd lrhs' igyk whqre mm:h

w.= ,Eug Lockw.%hg iaph inkaO l, g mm:h yeisfrk wdldrh mshjfrkamshjr f.kn,uq' tys neg Ok w.%h R1iy R2m%;sfrdaOl yryd g%dkaisiagr foflau fiaw.%j,g ,efnknekatafolu ls%hd;aul h hq;=h' ukao tajd npnj._fhag%dkaisiagr nekatajdfhafiaw.%Ok w.%jk g g%dkaisiagr lss%hd;aul u;aiDK w.%jk g wlS%h u;aisjk neks' tfy;awe;a;jYfhkau

fuu mm:fha tf,i ls%hd;aul jkafkaT2g%dkaisiagrh muKs'T1ls%hd;aul u mudug fya;=jR1yryd ,efnk Odrdj C lemEisgrh wdfrdamKh ug fhou ksidh' tfy;ataiq ld,hlg muKs'ukao lemEisgrh wdfrdamKh jQ jydu th Wrd.kakd Odrdj k;r tu OdrdjT1fiaw.%hg ,e thls%hd;aul jk ksidh' fuf,i T1ls%hd;aul u;aiu.u tystgrlf,lagryryd T2 fiaw.%hiDK w.%hla th wlS%h fjhs' oekafuu ls%hdld;ajh wmsg fufiaflfhkaia;r l, yel' tkSiaph inkaO ls u;aiu.u uq,skauT2ls%hd;aulj tystgrlf,lagryryd f,atallh ls%hd;aulfjhs' tfy;aiq f,djlskaT1ls%hd;aulj th yrydT2wlS%h fukaf,atallho wlS%h fjhs' tawkqj welapqfgr ls%hd lrkafkaiq ld,hlg muKs' fuys C lemEisgrfhaw.h je ls fukamm:hls%hd;aulj mj;sk ld,ho je l, yel' thuR1m%;sfrdaOlfhaw.h wvqls fukao th l, yel' fwkqj fuu w.hkafol wvqje ls fukawmg wjYH lrk ld,hg wkqj fuh iSreudre lr.; yel'

by; olajd we;swdldrhg mm: follaw.= weug iy jeiSug ilid .ekSfukawmg fikag%,af,dlskaECU tallhlaksrudKh lr .; yel' my; olajd we;af;atjkamm:hls' wm iskaw;ayodne mm:hu tawldrfhkau fhdod.;afldgiaj, w.hkao iu. fuysolajd we;' ;jrg;afuysl,hq;= fjkial ,g fidhd n,uq'

fikag%,af,dlskamm:j, w.= oeug;aw.= ksoyials ug;amm: follafjk fjku we;=,;ajk w;r f fol tlsfklg imQrKfhkau iudk fjhs' uq,skau katlamm:hlajgyd .ksuq'

w.= ,Eug iy w.= weugwe;smm: folu fuystlu;,hlg wrf.k we;' fhdodwe; s f, a t all folobf,lafg%dkslairls fnda j,guil, yel sf,i ksmojd we;s

tajd fjhs' fuyswe;sh yelsfaI lsysmhls' f,aw.%follaw;rg vfhdavhlafhdod iajhxfm%arK Odrdj je


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fuysolajd we;af;afikag%,a f,dlskamm:hlg fhh yelswx. imQrK ghsurmm:hhs' fmr wm W.;amm:hgu lemEisgr iapdcals u i|ydT3g%dkaisiagr fol fhdod.ekSfukafuh ilid we;' fuys22Km%;sfrdaOl fol fhdod we;swdldrh wkqj fuysLockmm:h ls%hdlrkg Un Lockmm:fhaT3 g%dkaisiagrh o ls%hd;aulj tyslemEisgrh iapdcalrkq,nhs' tf,iuUN lockmm:h ls%hdlrk g Lockmm:fhaT3g%dkaisiagrh ls%hd;aulj tyslemEisgrh iapdcalrkq,nhs' f fya;=fjkatl .g fldmuK jdr .kklajqjo mm:h udrefjkaudrejg ls%hdlrhyelsfjhs' fuu mm:h w.g igyk whqre LEDfollafhdod .kafkak mm:fhaw.== jefgk gtlaLEDtllao w.= wefrk g wfk;aLEDtlo oe,afjhs'

fuys S1iy S2f,atall foflyspqnl or w.%w;rg Dvfhdav fol fhdod;sfukaf,amm:h f tu w.%w;r we;sfjk iajhx fm%arK OdrdfjkaT2g%dkaisiagr j,gmeh yelsydksimQrKfhkau je


8/8


igyk

fuu o;a; igyk fiks;aismakeK 20 jk l,dmfhkaWmqgd .kakd ,oaols'

timer circuites

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