Dab tsi yog qhov tsis zoo nrog tus nqi tiv thaiv pom los ntawm 'meter' kab luv luv?
Nov yog qhov xwm txheej, uas kuv tau ntsib ntau zaus:
Ua ntej lub Circuit Court yog powered rau thawj zaug, kuv yuav siv ib tug multimeter los ntsuas seb puas muaj ib tug luv luv Circuit Court nyob rau hauv Circuit Court thiab nws yog kaw. Lub sijhawm no, txhua yam yog qhov qub, lub multimeter tsis beep, thiab nws kuj qhia tau tias tsis muaj tseeb.
Tom qab ob peb lub hlis ntawm kev siv, thaum lub sij hawm niaj hnub tu, siv lub multimeter los hloov thiab tawm ntawm qhov luv luv Circuit Court. Thaum tus cwj mem xeem txuas nrog ob lub xov hlau, yuav muaj lub suab nrov, thiab tom qab ntawd yuav tsis muaj suab nrov. Lub vijtsam multimeter yuav tso saib 60 txog Ntau tshaj 80 qhov tseem ceeb tsis kam.
Yog li kuv tsis tuaj yeem txiav txim siab seb nws puas yog luv luv lossis tsis, thiab lub rooj vag tuaj yeem raug kaw, yog li kuv xav tias tsis paub meej.
1. Thaum pib, ob lub xov hlau tsis muaj nqi tiv thaiv. Tom qab siv nws rau ib lub sijhawm, thaum kuv rov qab los xyuas dua, muaj tus nqi tiv thaiv thaum hluav taws thiab xoom xaim raug tua, thiab lub buzzer tseem nrov. Kuv pom qhov xwm txheej no nyob rau hauv ib txwm coj, thiab kev txiav txim yog raws li nram no:
2. Cov xwm txheej paub yog tias tom qab kev teeb tsa hauv tsev thiab kev ua haujlwm, tsis muaj qhov cuam tshuam ntawm cov kab uas tsis muaj kev thauj khoom thaum tus neeg siv khoom siv. Vim li cas tus neeg siv muaj qhov tsis kam ntawm cov kab thiab kab tsis muaj kev thauj khoom tom qab siv nws rau lub sijhawm? Qhov no puas yog hlau xaim? Qhov tshwm sim no yog qhov teeb meem rhiab tshaj plaws rau cov kws tshaj lij hluav taws xob hauv lub tebchaws. Nws thawj cov tshuaj tiv thaiv yog siv lub shaker. Yog tsis muaj megohmmeter, qhov teeb meem tsis tuaj yeem kuaj pom. Qhov tshwm sim no kuj zoo ib yam li cov kws kho mob laus thiab cov kws kho mob hluas. Tus kws kho mob laus tuaj yeem qhia tias tus kab mob no yog dab tsi thaum nws hnov cov lus tsis txaus siab loj, thaum tus kws kho mob hluas tso siab rau cov khoom siv.
3. Kuv feem ntau siv 400V uas tsis yog-polar capacitor ntawm lub teeb txuag hluav taws xob ua ib qho resistor, thiab tshem tawm lub neon raj pib ntawm lub qub fluorescent teeb thiab txuas nws hauv series raws li qhov taw qhia lub teeb, vim tias hom teeb pom kev zoo no muaj. tau pom nyob rau hauv mobile sockets. Lub capacitor uas tsis yog-polar muaj tus yam ntxwv uas nws tuaj yeem khaws qee tus nqi. Yog tias koj hla hluav taws xob, yog tias koj yuam kev kov nws, nws yuav muaj hluav taws xob induction ntawm koj txhais tes.
4. Thaum rov ntsuam xyuas tus nqi tsis kam, tsuas muaj ob qhov kev xav, thiab tom qab ntawd nws yuav ploj mus, uas yog qhov piv txwv kuv tau hais saum toj no.
5. Thaum muaj lub qhov (socket) txawb ntawm tus neeg siv lub qhov (socket) phab ntsa, muaj qhov hloov thiab qhov taw qhia lub teeb ntawm lub qhov (socket) mobile. Tom qab lub hwj chim tseem ceeb raug muab tua, lub qhov (socket) mobile tsis tau muab tshem tawm. Kom tshem tawm tag nrho cov plugs thiab qhov taw qhia teeb) Nws yog cov hluav taws kub thiab cov xov hlau nruab nrab uas tshwm sim los ntawm qhov taw qhia teeb uas txuas nrog.
