Qhov kev ntseeg tau ntawm cov khoom siv automation hauv kev lag luam nce ntxiv nrog rau tus qauv hluav taws xob
Cov blocks tau dhau los ua qhov tseem ceeb dua thaum lawv siv dav dua.
Lub relay niaj hnub lossis lub xeev khov kho relay interface ua lub luag haujlwm tseem ceeb
lub luag haujlwm xav tau. Txawm hais tias cov khoom siv hluav taws xob ntawm lub tshuab thaum lub sijhawm tsim khoom
cov khoom siv, lossis kev xa hluav taws xob thiab kev faib tawm, kev tsim khoom siv tshuab thiab kev ua cov ntaub ntawv
Hauv kev tswj hwm kev lag luam, lub hom phiaj tseem ceeb ntawm relays yog kom ntseeg tau tias
Kev sib pauv teeb liab ntawm cov txheej txheem periphery thiab lub kaw lus tswj hwm qib siab dua.
Qhov kev sib pauv no yuav tsum ua kom muaj kev ua haujlwm zoo, kev cais tawm thiab kev huv ntawm hluav taws xob
Ntshiab. Yuav tsum muaj cov cuab yeej hluav taws xob zoo uas ua raws li cov tswv yim tswj niaj hnub
Muaj cov yam ntxwv hauv qab no:
- Ua tiav qib sib phim ntawm cov cim sib txawv
- Kev rho tawm hluav taws xob zoo ntawm cov tswv yim thiab cov zis
- Muaj zog tiv thaiv kev cuam tshuam
Hauv cov ntawv thov siv, relays feem ntau yog siv rau hauv cov xwm txheej no
Siv rau hauv: cov kev cai teeb tsa interface yooj ywm, muaj peev xwm hloov pauv loj lossis
Qhov tom kawg yuav tsum tau siv ntau tus neeg sib cuag ua ke. Relay tseem ceeb dua
qhov feature yog:
- Kev rho tawm hluav taws xob ntawm cov neeg sib cuag
- Hloov kev ua haujlwm ntawm ntau yam kev sib txuas lus ywj pheej
- Muab kev tiv thaiv luv luv thaum muaj luv luv lossis voltage spikes
- Tiv thaiv kev cuam tshuam electromagnetic
- Yooj yim siv
Cov relays khov kho feem ntau yog siv ua cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob
Kev siv cov interfaces ntawm cov khoom siv yog vim muaj cov hauv qab no:
- Lub zog tswj hwm micro
- Kev hloov pauv zaus siab
- Tsis muaj kev hnav thiab kev sib tsoo
- Tsis muaj kev cuam tshuam rau kev co thiab kev cuam tshuam
- Lub neej ua haujlwm ntev
Cov relays yog cov hloov hluav taws xob uas ua ntau yam haujlwm hauv kev ua haujlwm tsis siv neeg. Thaum nws los txog rau kev hloov, kev cais tawm, kev saib xyuas, kev ua kom nrov lossis kev sib ntxiv, peb muab kev txhawb nqa hauv daim ntawv ntawm cov relays ntse thiab optocouplers. Txawm hais tias solid-state relays, electromechanical relays, coupling relays, optocouplers lossis lub sijhawm relays thiab logic modules, koj yuav pom relay zoo rau koj daim ntawv thov ntawm no.