Koj tuaj yeem txuas lub xeev cov khoom xa tawm los ntawm kev koom nrog nws txoj kev tswj hwm mus rau DC voltage tau, zoo li arduino lossis microcontroller. Tom qab ntawd, xaim lub nra rau koj lub cuab yeej thiab mov fais fab. Ib txwm saib cov ntawv lo kom pom cov kev tswj hwm thiab thauj cov chaw tso dej. Nco ntsoov tias cov relay lub voltage thiab ntaus phim koj cov cuab yeej. Kev nyab xeeb yog qhov tseem ceeb, yog li kaw lub zog ua ntej koj txuas dab tsi. Coob tus pib pib xav tias cov txheej txheem no yooj yim. Piv txwv li, kev sim nrog tus esp8266 microcontroller tau qhia koj tuaj yeem tswj hwm 47W kiv cua nrog xaim yooj yim. Tig ib qho SSR rau lossis tawm yog zoo li hloov ib qho LED, yog li nws yooj yim rau kev kawm.
Tseem Ceeb Takaways
Saib ntawm SSR cov kev txiav tawm thiab tshawb xyuas cov ntawv lo thiab cov duab kos ua ntej. Qhov no pab koj tsis ua yuam kev thaum hluav taws xob.
Txuas txoj kev tswj hwm sab mus rau DC voltage tau zoo li arduino. Nco ntsoov tias koj phim qhov zoo thiab tsis zoo ntawm cov kev piav qhia txoj hauv kev.
Hlau lub nra rau hauv koob nrog koj lub ntaus ntawv thiab khoom siv fais fab. Siv cov SSR SSR yog rau AC lossis DC loads. Ntxiv kev tiv thaiv xws li txav los yog diodes yog xav tau.
Nco ntsoov tua lub zog ua ntej koj pib xaim. Hnav cov iav kev nyab xeeb kom nres hluav taws xob thiab kev puas tsuaj.
Ntsuam xyuas koj cov teeb meem SSR los ntawm kev tig ntawm kev tswj voltage. Kuaj xyuas yog tias lub nra hloov lossis tawm. Kho cov teeb meem uas siv hluav taws xob yog tias koj pom lawv.
SSR cov hauv paus
Dab tsi yog ssr
A Khoom xeev relay (SSR) isa hom hluav taws xob hloov. Nws cia koj tig cov khoom siv hluav taws xob nyob rau hauv lossis tua tsis txav qhov chaw. Koj siv lub teeb liab tswj me me, zoo li los ntawm ARDUINA, kom tswj hwm lub nra loj dua. SSRs muaj cov semiconductor, zoo li cov transistors lossis cov tub ntxhais, es tsis txhob muaj neeg kho tshuab. Qhov no ua rau lawv ntsiag to, nrawm, thiab ntev ntev. Thaum koj xa lub teeb liab tswj rau cov tswv yim, SSR hloov chaw tso zis sab nrog tsis muaj txav cov. Cov neeg siv SSRS hauv cov teeb meem, teeb pom kev zoo, thiab hluav taws xob hauv tsev vim tias lawv vam tau thiab xav tau kev saib xyuas me ntsis.
Tswv yim:SSRs yog ntsiag to thiab tsis txhob nias nrov. Qhov no yog qhov zoo rau cov chaw uas koj xav tau khoom ntsiag to.
Ssr hom
Muaj ntau hom kev sib txawv ntawm SSRS rau cov haujlwm sib txawv:
AC SSRS:Cov kev tswj xyuas no uas siv hloov pauv tam sim no (AC), xws li teeb lossis cua sov. Lawv muaj cov kev tshwj xeeb hu ua triacs lossis thyristors los ua haujlwm nrog AC thauj khoom. Ntau AC SSRs muaj cov xoom-hla kev nrhiav, uas hloov lub nra thaum tus AC voltage yog ntawm xoom. Qhov no pab txo cov suab hluav taws xob thiab ua kom koj cov khoom siv muaj kev nyab xeeb.
DC SSRS:Cov no yog rau ncaj qha tam sim no(DC) Cov Khoom Siv, zoo limotors lossis LED strips. Lawv siv cov transistors thiab Opocoudlers hloov chaw ruaj ntseg.
Hybrid SSRS:Cov khoom sib xyaw no los ntawm ob qho SSRS thiab cov neeg kho tshuab rov qab. Koj yuav siv lawv yog tias koj xav tau nrawm dua thiab siab tam sim no.
Thaum xaiv cov SSR, khij cov hom thauj khoom, hluav taws xob, thiab tam sim no. Tsis tas li, xav txog yuav ua li cas lis cov cua sov thiab tiv thaiv koj lub Circuit Court.
Terminals thiab cov cim
SSRs muaj cov cim sib txawv thiab cov ntawv lo rau lawv cov chaw nres tsheb. Paub txog cov no pab koj txuas lawv txoj hauv kev. Feem ntau SSRS muaj plaub lub terminals:
Cov tswv yim terminals:Cim nrog "+" thiab "-" rau cov teeb liab tswj.
Tso Tawm Tag Nrho:Sau npe "Thauj khoom" lossis cov lej zoo li "1" thiab "2".
Ntawm no yog lub rooj nrog qee cov cim uas koj tuaj yeem pom:
|
Cim hom |
Kev piav txog |
|---|---|
|
Ac muab |
Qhia cov tswv yim tam sim no |
|
DC mov |
Qhia cov lus qhia tam sim no |
|
Ntiaj teb av |
Txuas rau lub ntiaj teb rau kev nyab xeeb |
|
Spdt relay |
Hloov ntawm ob lub voj voog |
|
SSR lub cim |
Coil nrog diode-li xub, qhia tsis muaj chaw txav |
Txhua zaus yuav tsum nyeem cov ntaub ntawv datasheet rau koj SSR. Saib cov duab kos duab uas qhia yuav ua li cas xaim hluav taws xob rau cov thiab tso zis. Qhov no pab koj zam dhau kev ua yuam kev thiab ua rau koj qhov project muaj kev nyab xeeb.
Kauj ruam-rau-kauj ruam: Txuas ib lub xeev lub xeev relay
Txheeb xyuas cov titinals
Ua ntej koj txuas lub xeev lub xeev relay, koj yuav tsum nrhiav qhov tseeb cov lus. Feem ntau SSRS muaj plaub lub terminals. Ob yog rau kev tswj hwm sab, thiab ob yog rau lub nra sab. Koj yuav pom cov ntawv xws li "+" thiab "-" rau tus tswj cov tswv yim. Cov khoom thauj tuaj yeem muaj cov naj npawb xws li "1" thiab "2" lossis khij li "thauj khoom" thiab "AC" lossis "DC." Nco ntsoov xyuas cov cim ntawm koj lub relay. Qee cov SSRS tseem qhia daim duab xaim hluav taws xob ntawm rooj plaub. Daim duab no pab koj phim txhua ntu rau nws txoj haujlwm.
Tswv yim:Saib rau tus schematic me me luam tawm ntawm SSR. Nws qhia tias qhov kev kawm twg yog rau cov tswv yim tswj hwm thiab uas yog rau lub nra. Yog tias koj tsis paub meej, nyeem cov datasheet lossis phau ntawv rau koj relay.
Hlau tswj hwm sab
Tam sim no koj tuaj yeem txuas txoj kev tswj hwm sab. Siv lub dc voltage tau, xws li arduino, microcontroller, lossis pob roj teeb yooj yim. Feem ntau SSRS ua haujlwm nrog kev tswj hluav taws xob nruab nrab ntawm 3V thiab 32V DC. Nco ntsoov tias koj phim cov polarity: Txuas cov hlau zoo rau "+" davhlau ya nyob twg thiab cov hlau tsis zoo rau "-" davhlau ya nyob twg. Yog tias koj rov qab cov xov hlau, cov relay yuav tsis ua haujlwm.
Thaum koj txuas lub xeev ruaj khov relay rau microcontroller, kho cov tswv yim zoo li tus coj. Cov relay siv Optocouder sab hauv, uas taws thaum koj thov voltage. Qhov no hloov ntawm cov zis sab. Nco ntsoov xyuas qhov hluav taws xob feem ntau ntawm koj daim ntawv lo SSR. Ntau dhau voltage tuaj yeem puas cov relay, thiab me ntsis yuav tsis tig nws.
Nco tseg:Qee tus SSRs muaj cov nta ntxiv, xws li kev pom xoom cree, uas pab txo cov suab hluav taws xob. Cov yam ntxwv tsis hloov pauv li cas koj xaim tswj hwm sab.
Hlau Lub Load Sab
Tom ntej no, txuas lub nra sab. Nov yog qhov uas koj xaim koj ntaus ntawv, xws li lub teeb, kiv cua, lossis lub cev muaj zog. Lub nra thiab cov khoom siv fais fab yuav tsum yog nyob rau hauv cov kab nrog SSR tsoos tawm tag. Piv txwv li, yog tias koj xav tswj lub teeb, txuas ib qho SSR tso zis davhlau ya nyob twg rau lub zog loj thiab lwm qhov mus rau lub teeb. Tom qab ntawd, txuas rau lwm sab ntawm lub teeb rov qab mus rau lub zog.
Rau Ac SSRs, Nco ntsoov tias koj lub thauj khoom siv AC lub zog. Koj tuaj yeem ntxiv cov hlau oxide cov hlau (cov mov) hla lub nra Titinals tiv thaiv cov voltage spikes. Cov mov yuav tsum phim tus ntsuas hluav taws xob ntawm koj tus SSR.
RauDC SSRS, siv ib tug Diode hla lub nra. Muab cov Cathode (cov hlua khi) ntawm qhov chaw zoo. Qhov no tiv thaiv cov relay los ntawm voltage spikes los ntawm cov motors lossis coils. Koj yuav tsum tau ntxiv cov fuse hauv koob nrog lub zog muab rau kev nyab xeeb ntxiv.
Ntawm no yog lub rooj yooj yim los pab koj kom phim SSR ntaus rau koj lub thauj khoom:
|
SSR hom |
Thauj Yam |
Kev Tiv Thaiv Ntxiv |
|---|---|---|
|
Ac SSR |
Ac nra |
Mov |
|
Dc SSR |
DC loads |
Diode, fuse |
Tswv yim:Nco ntsoov phim rau SSR cov hluav taws xob thiab cov kev ntsuas tam sim no rau koj lub nra. Yog tias koj lub nra siv 120V AC, koj SSR yuav tsum lis tsawg kawg 120V AC. Siv cov nyiaj muaj siab dua SSR tuaj yeem pab tiv thaiv koj cov hluav taws xob.
Nco ntsoov tias koj ua raws li daim duab xaim ntawm koj tus SSR lossis hauv DATAINT. Qhov no pab koj zam dhau kev ua yuam kev thiab ua rau koj qhov project muaj kev nyab xeeb.
Khaws cov xov hlau kom huv thiab sib nrug. Cov kab txuas zoo tiv thaiv luv luv lub voj voos thiab ua kom koj muaj kev nyab xeeb los ntawm hluav taws xob.
Sim cov relay
Tom qab koj txuas rau lub xeev lub xeev relay, koj yuav tsum ntsuas koj cov teeb tsa. Ua ntej, coj mus xyuas txhua qhov sib txuas. Nco ntsoov tias cov xov cov xov hlau tswj tau mus rau qhov tseeb ntawm cov chaw thiab sab nrau yog wired nyob rau hauv series nrog lub zog thiab khoom siv. Txheeb xyuas txhua qhov kev tiv thaiv ntxiv, zoo li diodees lossis txav chaw, nyob hauv qhov chaw.
Tig rau kev tswj voltage. Yog tias koj siv microcontroller, xa lub teeb liab rau cov lus qhia ssr.
Saib cov khoom siv thauj khoom. Nws yuav tsum tig los yog tawm raws li koj tswj hwm SSR.
Yog tias cov cuab yeej tsis ua haujlwm, tua lub zog thiab kos koj cov xaim. Nco ntsoov tias koj tsis thim cov xov hlau los yog nco txhua qhov sib txuas.
Kev Ceev Saib Xyuas Kev Nyab Xeeb:Nco ntsoov tua lub zog tseem ceeb ua ntej koj kov lossis hloov cov xov hlau. Siv cov cuab yeej rwb thiab ua kom koj txhais tes qhuav.
Thaum koj ua raws cov kauj ruam no, koj tuaj yeem txuas lub xeev ruaj khov relay muaj kev nyab xeeb thiab raug. Siv cov khoom siv txuas nrog cov khoom siv thiab kev tiv thaiv pab koj xa xov ntev ntev thiab ua rau koj qhov project nyab xeeb.
Txuas lub xeev lub xeev relay: ntau hom
DC-AC SSRS
Koj siv DC-ac SSRS los tswj AC cov khoom siv nrog DC lub teeb liab. Piv txwv li, ib microcontroller tuaj yeem hloov lub teeb lossis rhaub. Cov relays no muaj DC cov tswv yim thiab AC tawm. Thaum koj xa daim teeb liab DC, cov xa hluav taws xob hloov pauv AC lo. Koj feem ntau pom cov no repays hauv tsev ntse lossis cov chaw ua haujlwm.
DC-AC SSRs muaj cov semiconductor ib yam li cov tub ntxhais thiab oponsocedplers. Qhov no ua rau hloov nrawm thiab ntsiag to.
Kev tswj hwm thiab cov khoom siv thauj khoom yog sib cais, uas ua rau koj muaj kev nyab xeeb los ntawm kev kub siab.
Yog tias koj tswj cov khoom loj, cov xa tawm tuaj yeem tau kub. Tej zaum koj yuav xav tau lub dab dej sov.
Tswv yim:Nco ntsoov xyuas qhov ntsuas hluav taws xob thiab cov kev ntsuas tam sim no ua ntej koj txuas lub xeev ruaj khov xa rau koj AC ntaus.
AC-AC SSRS
Ac-ac SSRS lthiab koj tswj ib qho AC Circuit nrog lwm tus ncej. Koj tuaj yeem siv cov kev sib txuas no hauv cov tshuab teeb loj lossis cov tshuab Hoobkas. Ob qho ntxiv rau cov tswv yim thiab tso zis siv AC fais.
Cov kev nthuav tawm no feem ntau muaj kev pom xoom cross-hla. Cov yeeb yam no hloov lub nra thaum lub AC voltage yog ntawm xoom. Nws pab cov suab nrov thiab tiv thaiv koj cov khoom siv.
Lawv ua haujlwm ntsiag to thiab tsis hnav ib yam li cov neeg kho tshuab.
AC-AC SSRS yog qhov zoo rau cov chaw uas koj xav tau hloov ntau dua thiab xav tau cov relay kom kawg.
DC-DC SSRS
Koj siv DC-DC SSRS los tswj hwm DC thauj khoom nrog DC lub teeb liab. Cov kev caij ntuj no muaj ntau yam nyob rau hauv cov roj teeb tshuab, hnub ci ntsa iab, lossis DC cov motors.
DC-DC SSRS siv cov transistors thiab photocouplers hloov. Qhov no muab koj ceev ceev thiab khov kho.
Koj tsis tau txais kev sib chwv thau los yog txim taws, uas tuaj yeem ua rau lub tshuab hloov kho.
No rau yog qhov zoo tshaj plaws rau cov phiaj xwm uas xav tau nrawm thiab nrawm hloov.
|
SSR hom |
Tswj Teeb Liab |
Thauj Yam |
Kev siv ntau |
|---|---|---|---|
|
Dc-ac SSR |
Dc |
AC |
Kev automation hauv tsev |
|
AC-AC SSR |
AC |
AC |
Kev muaj teeb pom kev zoo |
|
DC-DC SSR |
Dc |
Dc |
Hnub Ci, Roj Teeb Fais Fab |
Ib leeg-theem thiab peb-theem
Koj tuaj yeem nrhiav SSRS rau ib-theem thiab peb-theem nruab nrog. Ib Leeg-theem SSRS tswj ib lub hwj huam kab. Cov no yog cov khoom hauv tsev thiab cov khoom siv me me. Peb-theem SSRS tswj peb kab ntawm ib zaug. Koj pom cov no nyob rau hauv cov chaw tshwj xeeb thiab cov tshuab loj.
Ib leeg-theem SSR yog yooj yim rau xaim thiab siv rau cov haujlwm me.
Peb-theem SSRS kov cov khoom loj thiab muab lub zog ua kom muaj zog rau lub cev lossis cua sov.
Ob hom siv semiconductor hloov, yog li lawv ua haujlwm ntsiag to thiab kav ntev.
Yog tias koj xav txuas lub xeev ruaj khov nyob rau hauv ib qho peb-theem system, ib txwm ua raws li cov ntaub duab xaim thiab siv cov phiaj xwm kev nyab xeeb.
Kev nyab xeeb thiab kev daws teeb meem
Cov Lus Qhia Kev Nyab Xeeb
Thaum koj ua haujlwm nrog cov khoom muaj peev xwm hauv lub xeev, koj yuav tsum xav txog kev nyab xeeb. SSRS tswj lub siab voltuage thiab cov dej ntws, yog li koj yuav tsum tiv thaiv koj tus kheej thiab koj cov khoom siv. Nov yog qee cov lus qhia txog kev nyab xeeb:
Tso lub SSR ntawm lub zog muab khoom thiab lub nra. Qhov teeb tsa no txo qis kev pheej hmoo ntawm hluav taws xob hluav taws xob.
Siv cov yas npog rau ntawm SSR cov lus. Cov ntaub npog no tsum koj tsis txhob kov qhov chaw nyob, txawm tias SSR yog tawm.
Tsis txhob muab tus SSR ntawm lub nra thiab hauv av. Qhov kev ua yuam kev no tuaj yeem tawm ntawm load energized thiab txaus ntshai mus kov.
Xaiv SSRS nrog txoj cai hluav taws xob thiab kev ntsuas tam sim no. Yog tias koj siv cov cua sov, koj pab cov SSR nyob kom txias thiab nyab xeeb.
Nco ntsoov, SSRs feem ntau tsis muaj lub xeev kaw. Yog tias qhov no tshwm sim, tam sim no ua rau ntws thiab tuaj yeem ua rau hluav taws.
Nco ntsoov ua raws cov kev nyab xeeb qauv kev nyab xeeb. Cov hluav taws xob loj tuaj yeem yog qhov txaus ntshai heev.
⚠️ Nco ntsoov tua lub hwj chim tseem ceeb ua ntej koj kov ib qho xov hlau lossis cov terminals.
Nquag yuam kev
Coob tus pib tshiab ua tib yam yuam kev thaum txhim kho SSR. Koj tuaj yeem zam cov teeb meem no los ntawm kev kawm los ntawm cov teebmeem tiag tiag:
Siv cov breaker breaker uas me me dhau. Piv txwv li, ib qho kev tua neeg 15a yuav mus ncig ua si thaum pib, thaum tus neeg 20A breaker tuaj yeem tswj hwm qhov kev ntxeev siab.
Mounting cov SSR ntawm cov chaw uas tsis cia kub khiav tawm. Txias txias lossis tsis muaj heatsink tuaj yeem ua rau SSR rau overheat thiab swb.
Xaiv cov SSR yam tsis tau kuaj cov hom thauj khoom lossis muab tshuaj pov tseg. High tam sim no thauj khoom yuav tsum tau npaj kev ua tib zoo.
Tsis nco qab Surge tiv thaiv. Tsis muaj khoom siv xws li Movs, voltage spikes tuaj yeem rhuav tshem koj tus SSR.
Tsis to taub li cas SSRS ua haujlwm. Koj yuav tsum paub txog Inrush tam sim no thiab Breaker Travel nkhaus kom tsis txhob tsim cov qauv tsim.
Tsis quav ntsej cov cim tiag tiag. Overheating muaj peev xwm yaj solder lossis txawm ua rau SSR los tawg.
Kev daws teeb meem
Yog tias koj SSR tsis ua haujlwm raws li qhov xav tau, koj tuaj yeem ua raws li cov theem no:
Txheeb xyuas txhua xaim. Nco ntsoov tias koj txuas tus tswj thiab thauj khoom sab kom raug.
Ntsuam xyuas tus tswj voltage. Siv tus multatatatates kom pom yog tias cov lus qhia voltage ntais ntawv SSR ntau.
Soj ntsuam lub nra. Paub meej tias cov cuab yeej koj xav tswj tau ua haujlwm thiab tsis puas.
Xav tias SSR. Yog tias nws yog kub, koj yuav xav tau ib qho cua sov lossis cua zoo dua.
Saib rau cov cim ntawm kev puas tsuaj. Hlawv cov cim lossis melted ntu txhais tau tias koj yuav tsum tau hloov SSR.
Ntxiv Surge Kev Tiv Thaiv Yog tias koj pom dua tsis ua tiav thaum cua daj cua dub lossis lub zog.
🛠️ Tswv yim:Txhua zaus nyeem cov SSR datasheet thiab ua raws cov kab hlau. Tus cwj pwm no pab koj zam cov teeb meem feem ntau thiab ua kom koj qhov project nyab xeeb.
Txhawm rau txuas lub xeev ruaj khov ntawm kev nyab xeeb, ua cov kauj ruam no: Ua ntej, txiav txim siab yog tias koj yuav tsum hloov AC lossis DC voltage. Xyuas qhov hluav taws xob ntau tshaj plaws koj ntaus ntawv yuav siv. Tom ntej no, paub seb koj ntaus ntawv siv ntau npaum li cas rau koj lub sijhawm. Tsis tas li, xav txog ntau npaum li cas tam sim no nws yuav siv rau lub sijhawm luv luv thaum pib. Xaiv SSR uas tuaj yeem lis ntau dua koj cov khoom siv ntaus ntawv. Siv cov xov hlau uas tuab txaus rau qhov tam sim no. Nco ntsoov tias txhua tus xov hlau yog nruj. Yog tias koj lub cuab yeej siv ntau lub zog, ntxiv ib qho cua sov kom ua kom cov SSR txias. Khaws SSRs ntawm tej yam uas tuaj yeem ntes hluav taws. Siv kev tiv thaiv ntxiv xws li txav mus rau nres voltage spikes. Txhua zaus yuav tsum siv daim duab xaim hluav taws xob ntawm tus tsim.
Koj yuav tsum nyeem cov ntaub ntawv Datasheet txhua zaus. Muab ob npaug rau koj cov xov hlau ua ntej tig rau lub zog. Yog tias koj tsis paub meej, nug ib tus neeg pab. Rau cov phiaj xwm nyuaj, nrhiav cov lus qhia txog SSR teeb meem thiab yuav ua li cas kom lawv txias.
Cov FAQ
Yuav ua li cas koj thiaj paub yog tias koj SSR ua haujlwm?
Koj tuaj yeem kuaj koj cov SSR los ntawm kev thov tswj hwm cov kev tswj hluav taws xob thiab kuaj yog tias koj lub nra hloov lossis tawm. Siv ib tug loj ntau los ntsuas voltage hla lub nra Terminals. Yog hais tias tus thauj khoom teb, koj SSR ua haujlwm.
Koj puas tuaj yeem siv SSR nrog Arduino?
Yog lawm, koj tuaj yeem txuas cov SSR rau Ardurey. Siv cov ntawv sau tawm digital los xa cov teeb liab tswj. Nco ntsoov tias SSR cov tswv yim voltage ntais ntawv lub arduino cov zis (feem ntau 5v).
Yuav muaj dab tsi tshwm sim yog tias koj xaim ib tus SSR rov qab?
Yog tias koj thim rov qab tswj hwm sab, SSR Wll tsis hloov. Yog tias koj rov qab lub nra, koj lub cuab yeej yuav tsis ua haujlwm lossis tuaj yeem ua haujlwm puas. Ib txwm ua raws li cov duab xaim hluav taws xob.
SSRS puas xav tau ib lub heatsink?
Ntau tus SSRS xav tau ib qho cua sov rau cov khoom siv hluav taws xob siab. Yog tias koj SSR tau kub thaum siv, ntxiv ib qho cua sov kom tiv thaiv kev kub ntxhov. Txheeb xyuas lub datasheet rau cov lus qhia txias.
Koj puas tuaj yeem siv SSR rau ob qho tib si AC thiab DC thauj khoom?
Tsis yog, koj yuav tsum phim cov SSR rau koj lub nra. Siv ACS AC SSR rau AC loads thiab DC SSR rau DC loads. Kev sib xyaw hom tuaj yeem ua rau koj cov khoom siv puas.
Tswv yim:Nco ntsoov xyuas SSR daim ntawv lo thiab datasheet ua ntej txuas nws rau koj qhov project.