12V Relay Siv rau LED Teeb: Qhov Tseem Ceeb Ntawm Cov Kab Qhia 2025

Tej zaum koj yuav xav tias xaim koj lub teeb ci LED tshiab ncaj nraim mus rau qhov hloov tau yooj yim. Ntau tus neeg sim ua qhov no. Tab sis nws yog ib daim ntawv qhia rau kev puas tsuaj.

Nws ua rau kev ua haujlwm tsis zoo thiab tuaj yeem ua rau hluav taws kub. Thaum koj tab tom cuam tshuam nrog teeb pom kev zoo LED, 12V relay tsis yog qhov zoo xwb. Nws yog qhov tseem ceeb kiag li.

Cov khoom me me no ua rau qhov sib txawv ntawm qhov muaj kev nyab xeeb, txhim khu kev qha teeb pom kev zoo thiab muaj kev phom sij txaus ntshai. Nws tiv thaiv koj lub tsheb qhov chaw. Nws kuj ua kom koj lub teeb tshiab ua haujlwm raws nraim li lawv yuav tsum tau ua.

Lus Teb luv luv

Koj puas xav tau 12V relay, siv rau LED teeb? kiag li. Nws yog ib qho tseem ceeb rau peb yam: kev nyab xeeb, kev cia siab, thiab kev ua haujlwm.

Ib lub relay nres cov hluav taws xob siab los ntawm kev ntws los ntawm koj lub dashboard ilv hloov. Cov kauj ruam yooj yim no tiv thaiv koj qhov kev hloov ntawm melting lossis pib hluav taws xob hluav taws xob.

Nws tseem ua kom koj cov LEDs tau txais lub zog ncaj nraim los ntawm lub roj teeb. Qhov no ua kom pom kev ci ntsa iab thiab pab tiv thaiv cov teeb meem hluav taws xob poob qis uas tuaj yeem ua rau koj lub teeb tshiab kim dua poob siab.

Phau ntawv no qhia li cas

Cov lus qhia no muab rau koj txhua yam koj xav tau rau kev teeb tsa kev tshaj lij. Peb mam li piav qhia tias yog vim li cas cov teeb hluav taws xob ncaj qha mus rau cov keyboards tsis ua haujlwm thiab yuav ua li cas lub relay kho qhov teeb meem.

Peb yuav rhuav tshem lub relay nws tus kheej. Koj yuav kawm seb nws ua haujlwm li cas thiab txhua tus pin ua li cas. Koj yuav tau ua kom tiav, kauj ruam - los ntawm - cov lus qhia kauj ruam txuas nrog cov lus qhia tshaj lij.

Thaum kawg, peb mam li npog cov ncauj lus zoo xws li xaiv txoj cai relay rau LED loads thiab kho cov teeb meem tshwm sim. Thaum kawg, koj yuav xav tias muaj kev ntseeg siab txuas koj lub teeb kom raug thiab nyab xeeb.

Cov teeb meem Core: Direct Wiring

Yuav kom nkag siab tias yog vim li cas koj thiaj li xav tau relay, koj yuav tsum xub nkag siab tias vim li cas kev xaim siab - lub zog LEDs ncaj qha mus rau qhov hloov yog lub tswv yim tsis zoo. Cov teeb meem yog los ntawm hluav taws xob tam sim no thiab xaim tsis kam.

Kev xa hluav taws xob ncaj qha tsim ob lub ntsiab lus tsis ua haujlwm loj. Thawj yog koj lub dashboard hloov. Qhov thib ob yog cov hlau ntev uas yuav tsum tau khiav ntawm lub roj teeb, mus rau hauv lub cab, thiab rov qab mus rau lub teeb. Ob leeg ua rau muaj teeb meem loj.

Teeb meem 1: Overloading Koj Hloov

Dashboard keyboards tsis tau tsim los tswj lub zog siab. Lawv tau tsim los rau qis - cov teeb liab tam sim no uas ua rau lwm lub tsheb.

Lub zog LED lub teeb bar rub cov hluav taws xob loj, ntsuas hauv amperage. Siv lub teeb pom kev zoo 240-watt ntawm 12V system. Nws yuav kos 20 amps ntawm tam sim no (240W / 12V=20A).

Feem ntau cov dashboard keyboards tsuas yog ntsuas rau 3-5 amps. Thaum koj yuam 20 amps los ntawm kev hloov 5-amp, nws ua kom muaj cua sov loj. Qhov cua sov no sai sai melts lub hloov pauv cov neeg sab hauv, ua rau tsis ua haujlwm.

Nyob rau hauv qhov phem tshaj, qhov no overheats melts lub hloov lub yas vaj tse thiab ib puag ncig dashboard. Qhov no ua rau muaj kev phom sij loj hauv koj lub tsheb hauv tsev. Lub 12v relay rau coj lub teeb bar kom tshem tawm qhov kev pheej hmoo no.

Teeb meem 2: Voltage poob

Voltage poob yog dab tsi tua tom qab kev lag luam teeb pom kev zoo. Xav txog qhov voltage raws li hluav taws xob siab. Ib yam li cov dej siab poob rau hauv lub vaj ntev hose, hluav taws xob siab poob ntawm cov xaim ntev.

Thaum xaim hluav taws xob tawm ntawm txoj kev nrog cov thev naus laus zis relay tsis quav ntsej, siab - lub zog tam sim no yuav tsum taug kev ntev heev. Nws khiav los ntawm lub roj teeb, los ntawm firewall, mus rau lub dashboard hloov, rov qab los ntawm firewall, thiab thaum kawg mus rau lub teeb.

Txoj kev ntev, tsis muaj txiaj ntsig no tsim cov hluav taws xob tseem ceeb. Tsis kam ua rau qhov hluav taws xob poob. Koj qhov system 12V tsuas yog xa 11V lossis txawm tias 10.5V rau lub teeb.

Qhov tshwm sim yog ua yeeb yam. Poob voltage txhais tau tias dimmer teeb. Ib qho hluav taws xob poob ntawm tsuas yog 10-15% tuaj yeem txo cov teeb pom kev zoo ntawm LED los ntawm 30% lossis ntau dua. Koj them rau lub teeb ci, tab sis kev xaim tsis raug txwv tsis pub lawv ua haujlwm.

Anatomy ntawm 12V Relay

Lub relay yog ib qho chaw taws teeb - tswj, hnyav- lub luag haujlwm hloov. Nws siv lub zog me me los tswj lub zog loj. Qhov no daws ob qho tib si hloov overload thiab voltage poob teeb meem ib zaug.

Thaum koj nruab ib lub relay nyob rau hauv lub engine bay ze ntawm lub roj teeb, koj tsim ib tug luv luv, ncaj txoj kev rau siab - tam sim no lub hwj chim. Koj lub dashboard hloov ces tsuas yog xa me me, qis - lub zog teeb liab mus rau relay, qhia nws thaum twg qhib thiab tua.

Yuav Ua Li Cas Relay Ua Haujlwm

Nyob rau hauv ib tug standard automotive relay yog ob cais circuits: ib tug tswj Circuit Court thiab ib tug load Circuit Court. Cov tswj Circuit Court muaj me me electromagnet.

Thaum koj tig koj lub dashboard hloov, nws xa ib qho qis -tam sim no teeb liab rau lub tshuab hluav taws xob no. Cov hlau nplaum energizes thiab rub ib tug me me hlau lever.

Lub lever no kaw hnyav -cov dej num tiv tauj hauv lub relay, ua kom tiav lub voj voog load. Qhov no tso cai rau siab - lub zog tam sim no ntws ncaj qha los ntawm lub roj teeb mus rau koj lub teeb LED. Lub relay ua tus choj thaum ua kom ob lub voj voog hluav taws xob sib cais.

Decoding tus Pins

Feem ntau cov phiaj xwm tsheb teeb pom kev zoo siv tus qauv 4-pin relay. Ib qho 5-pin relay kuj tseem muaj thiab tsuas yog ntxiv ib qho kev sib txuas ntxiv, uas peb yuav piav qhia. Cov pins yog suav nrog cov txheej txheem txheej txheem.

4 tus pin relay thaiv rau lub teeb yog qhov kev teeb tsa ntau tshaj plaws uas koj yuav ntsib. Nws muab kev yooj yim rau / tawm ua haujlwm zoo meej rau kev ntxiv ib qho khoom siv xws li lub teeb bar.

Ib tug 5-pin relay ntxiv tus pin 87a. Tus pin no yog "Zoo li kaw," txhais tau tias nws muaj zog thaum lub relay tawm. Thaum lub relay tshwm sim, lub zog txav ntawm 87a mus rau 87. Qhov no yog qhov muaj txiaj ntsig zoo thaum koj xav hloov lub zog ntawm ob yam khoom sib txawv, tab sis nws feem ntau tsis siv rau kev ntxiv teeb.

Daim Ntawv Qhia Txuas Txuas Ua tiav

Tshooj lus no muab cov lus qhia meej, nthuav dav ntawm tag nrho cov txheej txheem kev teeb tsa. Ua raws li cov kauj ruam no ua kom muaj kev tshaj lij thiab txhim khu kev qha thaum xaim tawm txoj kev teeb nrog lub relay.

Peb mam li npog cov cuab yeej tsim nyog, kev ceev faj txog kev nyab xeeb, thiab txhua qhov kev sib txuas hauv kev txiav txim siab. Cov txheej txheem tsim nyog tsuas yog ib qho tseem ceeb raws li daim duab kos.

Ua ntej Koj Pib

Sib sau koj cov cuab yeej thiab cov ntaub ntawv ua ntej ua rau cov txheej txheem du thiab ua haujlwm tau zoo. Kev nyab xeeb yuav tsum yog qhov tseem ceeb tshaj plaws thaum ua haujlwm ntawm lub tsheb hluav taws xob.

Koj yuav xav tau hlau strippers thiab crimpers, zoo crimp connectors, thiab gauged hlau zoo. Siv 12-14 AWG xaim rau lub siab- lub zog hluav taws xob thiab 18-20 AWG rau lub zog hluav taws xob qis. Koj tseem yuav xav tau ib lub fuse yas dhos, lub fuse ntsuas rau koj lub teeb, lub relay, hloov, kub ntsws tubing, thiab zip ties.

Cov kauj ruam tseem ceeb tshaj plaws ntawm kev nyab xeeb yog ib txwm txiav koj lub tsheb roj teeb lub davhlau ya nyob twg tsis zoo ua ntej pib ua haujlwm hluav taws xob. Qhov no tiv thaiv kev sib tsoo luv luv uas tuaj yeem ua rau cov khoom puas lossis ua rau raug mob.

Kauj Ruam -los ntawm - Kauj Ruam

Phau ntawv qhia no qhia txog tus qauv 4 tus pin relay thaiv rau lub teeb. Cov txheej txheem suav nrog kev tsim ob lub voj voog sib txawv: siab - fais fab load Circuit Court thiab qis - fais fab tswj Circuit Court.

Peb yuav ntxiv cov tswv yim, kev paub- raws li cov lus qhia thoob plaws. Cov ntsiab lus no, zoo li nrhiav tau ib qho av zoo thiab ua cov xov hlau kom huv si, cais cov haujlwm tshiab los ntawm ib tus kws tshaj lij.

Kauj ruam 1: Mount lub Relay

Nrhiav qhov chaw ruaj ntseg thiab qhuav nyob rau hauv lub cav bay kom mount koj relay. Qhov chaw zoo tshaj plaws yog nyob ze rau lub roj teeb kom lub ntsiab fais fab hlau luv luv. Zam cov chaw uas kub heev, xws li cov pa tso pa tawm, lossis cov chaw uas muaj dej ntws ncaj qha.

Kauj ruam 2: Txuas High-Power Circuit

Qhov no Circuit Court tswj qhov hnyav lifting. Nws siv hnyav- ntsuas hlau los txuas lub roj teeb, relay, thiab teeb.

Ua ntej, txuas Pin 30. Khiav hnyav- ntsuas hlau los ntawm koj lub roj teeb qhov zoo (+) lub davhlau ya nyob twg mus rau hauv lub fuse tuav. Los ntawm lwm sab ntawm lub fuse tuav, txuas ntxiv cov hlau mus rau Pin 30 ntawm tus relay. Lub fuse yog qhov tsim nyog kiag li thiab yuav tsum nyob ze rau lub roj teeb li sai tau.

Tom ntej no, txuas Pin 87. Khiav hnyav- ntsuas hlau los ntawm Pin 87 ntawm tus relay ncaj qha mus rau qhov zoo (+) davhlau ya nyob twg ntawm koj lub teeb ci LED.

Thaum kawg, ua kom lub teeb. Txuas qhov tsis zoo (-) lub davhlau ya nyob twg ntawm koj lub teeb ci LED rau hauv av chassis. Nrhiav ib tug liab qab hlau ntsia liaj qhov rooj ntawm lub tsheb lub thav duab los yog lub cev. Tshem tawm cov xim los yog xeb kom huv si kom huv si hlau-rau- hlau txuas. Cov av tsis zoo yog ib qho teeb meem ntawm teeb pom kev zoo.

Kauj Ruam 3: Txuas Qis-Power Circuit

Qhov no Circuit Court tswj lub relay. Nws siv me me - ntsuas hlau thiab nqa tam sim no tsawg heev.

Txuas Pin 86. Khiav me me - ntsuas hlau los ntawm qhov koj xav tau hloov qhov chaw nyob rau hauv lub cabin, los ntawm lub firewall, mus rau Pin 86 ntawm tus relay. Siv cov roj hmab grommet qhov twg cov hlau hla lub firewall los tiv thaiv nws ntawm ntse hlau npoo. Cov hlau no txuas mus rau qhov "load" lossis "tso zis" davhlau ya nyob twg ntawm koj qhov hloov.

Tom ntej no, txuas Pin 85. Khiav me me - ntsuas hlau los ntawm Pin 85 mus rau qhov yooj yim thiab huv si chassis hauv av taw tes hauv lub cav bay. Qhov no feem ntau tuaj yeem yog tib qhov chaw uas koj mounted relay.

Kauj ruam 4: Xaim hauv -Cab Hloov

Cov kauj ruam kawg yog xaim qhov hloov pauv uas yuav ua rau lub relay.

Txuas lub fused, qis- lub zog hluav taws xob mus rau "lub zog" lossis "siv" lub davhlau ya nyob twg ntawm koj qhov hloov. Ib txoj hauv kev zoo los ua qhov no yog nrog "ntxiv-a-circuit" lossis "fuse kais" hauv koj lub tsheb lub thawv fuse sab hauv. Xaiv ib lub voj voog uas tsuas yog nyob rau thaum lub ignition qhib, tshwj tsis yog tias koj xav siv lub teeb nrog lub tsheb tawm.

Txuas cov hlau khiav los ntawm Pin 86 ntawm lub relay mus rau "load" lossis "output" davhlau ya nyob twg ntawm qhov hloov.

Yog tias koj qhov hloov pauv muaj lub teeb qhia, nws yuav muaj qhov thib peb "hauv av" davhlau ya nyob twg. Txuas qhov no mus rau qhov chaw hauv av hauv qab lub dashboard, xws li lub nplhaib hlau lossis ntsia liaj qhov rooj.

Kauj Ruam 5: Kuaj thiab Kho Kom Zoo

Nrog rau txhua qhov kev sib txuas ua ke, muab ob npaug - xyuas koj txoj haujlwm. Thaum muaj kev ntseeg siab, rov txuas lub roj teeb tsis zoo. Tig koj lub tsheb thiab sim qhov hloov.

Yog tias lub teeb qhib thiab kaw kom raug, cov kauj ruam kawg yog kev ruaj ntseg koj cov xov hlau. Siv cov zip ties thiab xaim loom los qhwv cov xov hlau ua ke thiab ruaj ntseg kom deb ntawm qhov kub ntawm lub cav, txav cov khoom xws li siv cov hlua, lossis cov kauj tsheb sib txuas. Kev txhim kho kom huv si yog kev nyab xeeb thiab txhim khu kev qha.

Advanced Topic: LED Behavior

Tsis yog txhua qhov hluav taws xob thauj khoom raug tsim sib npaug. LEDs coj txawv txawv los ntawm cov qub incandescent qij. Qhov kev coj cwj pwm no cuam tshuam ncaj qha rau cov relay koj yuav tsum siv.

Kev nkag siab txog cov yam ntxwv no txhawb koj txoj kev paub los ntawm kev ua raws li daim duab kos kom tsim kom muaj lub zog ruaj khov, ntev - kav ntev. Nws piav qhia tias vim li cas qee cov khoom pheej yig dua ua tsis tau ntxov ntxov, txawm tias lawv zoo li ntsuas tau zoo.

Lub Menace ntawm Inrush Current

Thaum koj thawj zaug hloov ntawm lub teeb ci LED, nws cov tsav tsheb sab hauv tau kos ib qho loj heev, lub sijhawm tam sim no. Qhov no hu ua "inrush tam sim no." Nws tuaj yeem ua tau ntau zaus ntau dua li lub teeb ua haujlwm tam sim no.

Qhov spike no kav ntev li microseconds xwb tab sis ua zoo li ib qho me me arc weld ntawm tus relay tus neeg sab hauv. Txhua zaus koj qhib lub teeb, qhov me me no tshwm sim. Nyob rau tib lub sijhawm, nws ua rau pitting thiab degradation ntawm qhov chaw sib cuag.

Thaum kawg, qhov kev puas tsuaj no tuaj yeem ua rau lub relay ua tsis tiav hauv ib qho ntawm ob txoj hauv kev. Cov kev sib cuag tuaj yeem ua rau puas tsuaj uas lawv tsis ua kom huv si lawm. Los yog lawv tuaj yeem txuas lawv tus kheej ua ke, ua rau koj lub teeb daig rau. Qhov no yog vim li cas tus relay ntsuas rau 30 amps txuas ntxiv tseem tuaj yeem ua tsis tiav thaum lub sijhawm nrog 20-amp LED load.

Xaiv txoj cai Relay

Cov khoom siv rau kev sib cuag sab hauv yog ib qho tseem ceeb tshaj plaws rau relay ntev nrog LED loads. Tus qauv, pheej yig tsheb relays feem ntau siv Silver Cadmium Oxide hu. Cov no yog qhov tsim nyog rau kev siv dav dav tab sis muaj kev cuam tshuam rau kev puas tsuaj los ntawm DC arcing los ntawm LED inrush tam sim no.

Cov khoom siv zoo tshaj plaws rau daim ntawv thov no yog Silver Tin Oxide (AgSnO2). Relays nrog Silver Tin Oxide tiv tauj yog tsim tshwj xeeb los tswj cov loads DC siab thiab cov khoom muaj peev xwm xws li LED tsav tsheb. Cov ntaub ntawv no yog ho ntau resistant rau arcing thiab cov ntaub ntawv hloov.

Rau txhua qhov siab - lub zog lossis kim LED teeb, nws pom zoo kom nrhiav 12V relay, siv rau LED teeb uas tshwj xeeb tshaj tawm rau Silver Tin Oxide hu. Lawv raug nqi me ntsis ntxiv tab sis muab kev nce qib hauv kev ntseeg tau thiab kev ua neej nyob.

Solid State Relays (SSRs)

Ib qho kev xaiv niaj hnub rau cov tsoos electromagnetic relay yog Solid State Relay, lossis SSR. Raws li lub npe implies, cov no tsis muaj qhov txav.

SSRs muaj ntau yam zoo. Lawv nyob twj ywm kiag li hauv kev ua haujlwm. Lawv muaj lub neej ntev heev vim tsis muaj kev sib cuag los hnav. Lawv tiv taus kev poob siab thiab kev co, ua rau lawv zoo tagnrho rau kev tawm ntawm - tsheb.

Thawj downsides yog tus nqi thiab kub. SSRs kim dua li cov khoom siv hluav taws xob thiab tuaj yeem tsim hluav taws xob ntau dua thaum lub sijhawm ua haujlwm, qee zaum xav tau lub dab dej kub rau siab - daim ntawv thov fais fab. Txawm li cas los xij, rau qhov hwm, ultra- txhim khu kev qha, lawv yog qhov kev xaiv zoo heev.

Troubleshooting Common Issues

Txawm tias ib txoj haujlwm xaim zoo meej tuaj yeem ua rau muaj teeb meem ntxhov siab. LEDs yog cov khoom siv hluav taws xob zoo heev. Lawv tuaj yeem pom cov cwj pwm coj txawv txawv uas cov teeb pom kev qub qub yuav tsis ua.

Tshooj lus no yog cov lus qhia daws teeb meem rau cov tshaj tawm tshaj tawm - teeb meem kev teeb tsa. Kev nkag siab txog qhov ua rau lub teeb ci, flickering, lossis "glow glow" yuav pab koj kuaj xyuas sai thiab kho qhov teeb meem.

Teeb meem: Lub teeb tseem dim

Koj tau nruab ib lub relay los tiv thaiv qhov teeb meem hluav taws xob poob qis, tab sis koj lub teeb tseem zoo li dimmer tshaj qhov xav tau. Qhov feem ntau yuav ua rau yog siv cov xaim tsis zoo rau lub zog hluav taws xob loj.

Txawm hais tias muaj ib lub xov hlau luv luv, cov hlau uas nyias dhau rau qhov kev kos amperage yuav ua raws li tus neeg tiv thaiv, ua rau qhov hluav taws xob poob. Lub zog hluav taws xob (los ntawm lub roj teeb mus rau Pin 30, thiab los ntawm Pin 87 mus rau lub teeb) yuav tsum muaj qhov loj me me.

Tshawb xyuas koj lub ntsuas hluav taws xob tiv thaiv lub amperage kos ntawm koj lub teeb thiab qhov ntev ntawm koj cov hlau khiav. Yog tias cov xaim me me dhau lawm, hloov nws nrog lub ntsuas hluav taws xob hnyav yog qhov kev daws teeb meem nkaus xwb.

Teeb meem: LEDs Flicker lossis Strobe

Flickering los yog strobing yuav luag ib txwm tshwm sim los ntawm lub zog tsis ruaj khov. Muaj ob tug thawj culpris.

Qhov laj thawj feem ntau yog kev sib txuas tsis zoo. Ib qho xoob crimp, corroded connector, los yog npaj tsis zoo hauv av taw tes tuaj yeem ua rau lub zog tsis sib xws uas ua rau LEDs flicker. Muab ob npaug rau- xyuas txhua qhov kev sib txuas, ua tib zoo saib xyuas tshwj xeeb rau cov ntsiab lus hauv av rau ob qho tib si relay coil thiab lub teeb lawv tus kheej.

Ib qho laj thawj tsawg dua yog qhov teeb meem nrog koj lub tsheb them nyiaj. Lub alternator tsis ua haujlwm lossis lub roj teeb tsis muaj zog tuaj yeem ua rau muaj qhov hloov pauv hloov pauv uas cov tsav tsheb LED rhiab heev yuav ua rau. Yog tias tag nrho koj cov kev sib txuas tau ruaj khov, sim kuaj xyuas koj lub tsheb.

Teeb meem: "Ghosting" LEDs

Ib qho teeb meem txawv tshaj plaws yog thaum koj cov LEDs ci ntsa iab heev txawm tias thaum lub qhov hloov pauv. Qhov no yog hu ua "ghosting."

Qhov no yog tshwm sim los ntawm ib qho me me ntawm "tawg tam sim no" dhau los ntawm kev tswj kev hloov hluav taws xob. Nws yog ib txwm muaj nyob rau hauv cov tsheb niaj hnub nrog cov khoom siv hluav taws xob nyuaj lossis hauv cov keyboards uas muaj lawv tus kheej qhov taw qhia sab hauv.

Qhov dej ntws tam sim no tsis txaus los ua kom tag nrho cov relay electromagnet. Txawm li cas los xij, nws tuaj yeem txaus los ua kom muaj qhov hluav taws xob me me ntawm qhov siab - fais fab sab (Pin 87). Vim tias cov LEDs ua tau zoo heev, qhov me me induced voltage yog txaus rau lawv los tsim ib tug faint, ghostly glow.

Txoj kev daws yog yooj yim. Hlau ib tug me me resistor nyob rau hauv parallel nrog lub relay tus tswj kauj. Txuas lub 680-ohm mus rau 1k-ohm, 1/2 watt resistor hla terminals 85 thiab 86 ntawm relay. Qhov no resistor muab cov xau tam sim no txoj hauv kev yooj yim rau hauv av, tiv thaiv nws los ntawm qee qhov ua kom lub kauj thiab tshem tawm tag nrho cov nyhuv ghosting.

Xaus: Lub zog nrog kev ntseeg siab

Tam sim no koj muaj kev paub txog kev txav mus dhau qhov yooj yim, tsis muaj kev ruaj ntseg thaiv thiab nruab koj lub teeb LED nrog kev tshaj lij ntawm tus kws tshaj lij. Lub hauv paus ntsiab lus yog ncaj nraim tab sis tseem ceeb.

Kev siv lub relay yog hais txog ntau tshaj qhov tsuas yog kom koj lub teeb tig rau. Nws yog qhov kev daws teeb meem zoo rau kev ntxiv cov khoom siv hluav taws xob siab - rau lub tsheb.

Koj Cov Ntsiab Lus Tseem Ceeb

Lub relay ua haujlwm los ntawm kev sib cais lub siab - fais fab load Circuit Court los ntawm qis - fais fab tswj Circuit Court. Qhov no yog lub ntsiab lus tseem ceeb.

Qhov kev sib cais no tiv thaiv koj lub dashboard hloov ntawm burnout. Nws tiv thaiv kev phom sij hluav taws kub. Nws ua kom koj cov LEDs tau txais tag nrho qhov hluav taws xob lawv xav tau kom ci li sai tau.

Kev txheeb xyuas thiab txuas cov pins relay yog qhov tseem ceeb rau kev txhim kho kom tiav. Pin 30 rau lub hwj chim nyob rau hauv, 87 rau lub hwj chim tawm, 86 rau qhov hloov pauv, thiab 85 rau lub hauv paus pib.

Rau qhov zoo tshaj plaws, txhim khu kev qha zoo tshaj plaws, yeej ib txwm xaiv qhov siab - zoo relay, nyiam dua nrog Silver Tin Oxide hu. Siv lub ntsuas hluav taws xob kom raug rau qhov amperage ntawm koj lub teeb.

Mus rau pem hauv ntej thiab ci ntsa iab

Armed nrog phau ntawv qhia no, koj tuaj yeem daws koj qhov project teeb pom kev zoo nrog kev ntseeg siab. Los ntawm qhov tseem ceeb ntawm kev nyab xeeb, huv si, thiab ruaj khov, koj xyuas kom meej tias koj lub teeb tshiab yuav ua tau zoo rau xyoo tom ntej, tsis muaj teeb meem dab tsi tshwm sim tom ntej. 

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