Yuav ua li cas siv multimeter los ntsuas qhov xau ntawm 220V kab
Multimeter ntsuas ntawm 220V to yog tsis tsim nyog, vim hais tias koj xav ntsuas qhov to tam sim no, multimeter ntsuas ntawm tsis muaj zog AC tam sim no tsis muaj zog, ntsuas tsis tau tso cai kuj muaj teeb meem ntau, yog tias koj yuav tsum ntsuas, koj yuav tsum tau siv lub tam sim no transformer. , koj tuaj yeem siv lub ntsuas ntsuas ntsuas los ntsuas, tab sis xaiv qhov ntau ntawm qhov tsim nyog rhiab heev ntawm qee qhov ntsuas clamp zoo.
Xav tias qhov hluav taws xob xaim hluav taws xob, koj tuaj yeem siv qhov qhib cua nrog kev tiv thaiv kev xau los txiav txim, ntu los ntawm ntu los txiav txim siab txog kev xau, kev daws teeb meem.
Raws li kev tiv thaiv los ntsuas cov kab xau, kuv xav tias nws tsis tsim nyog. Vim hais tias txij li thaum nws yog qhov xau, uas yog, qhov kev tiv thaiv ntawm cov hluav taws xob thiab kev tiv thaiv hauv av tsis yog qhov kawg, tab sis lub tshuab hluav taws xob multimeter tsis txaus los piav qhia txog kev rwb thaiv tsev ntawm lawv, uas yog, 9V thiab 220V rwb thaiv tsev tsis sib txawv heev. Yog li ntawd, cov rwb thaiv tsev tiv thaiv yog ntsuas ntawm qhov hluav taws xob ntau dua li ntawm cov khoom siv hluav taws xob kom tau txais cov ntaub ntawv txhim khu kev qha. Tias yog vim li cas koj yuav tsum tau siv lub pob zeb ntsuas.
Tau kawg, yog tias koj tsuas yog ntsuas seb puas muaj qhov luv luv lossis txoj hauv kev ntawm cov hluav taws xob thiab lub ntiaj teb tiv thaiv, kev siv lub tshuab hluav taws xob multimeter kuj tseem ua tau. Koj tsuas yog ntsuas tsis tau cov ntaub ntawv rwb thaiv tsev ntawm lawv.
Hais lus nruj me ntsis, txhawm rau ntsuas seb kab hluav taws xob tiv thaiv kab hluav taws xob puas los yog tsis koj yuav tsum siv lub ntsuas hluav taws xob, uas yog sib npaug rau lub tshuab hluav taws xob 1000v lossis 500v, qhov twg cov xau tam sim no dhau los ntawm cov qauv ntsuas hauv lub pob zeb. ' meter ' thiab tsim ib qho piv txwv voltage qhia ntawm tus resistor. Feem ntau, qhov ruaj khov ntau dua 0.5 megohms yog tsim nyog. Multimeter sab hauv roj teeb 9v rau 15v, cov ntaub ntawv tiv thaiv thiab cov ntaub ntawv hluav taws xob tsuas tuaj yeem txiav txim siab luv luv, kwv yees seb qhov xau.
1, kev ntsuas hluav taws xob: kaw thiab tshem tawm tag nrho cov khoom siv hluav taws xob, nrog rau cov ntaub ntawv multimeter RX10K, tus cwj mem txais kev ntsuas hluav taws xob, lwm yam cwj mem hauv av (los yog kais), yuav tsum qhia qhov tsis kam ntawm infinity, txwv tsis pub xau.
2, them nqi ntsuas: nrog ib tug multimeter 250 volts AC voltage cov ntaub ntawv, ntsuas qhov xav tias leakage ntawm lub plhaub hlau ntawm cov khoom, ib tug cwj mem txuas nrog lub plhaub, lwm yam cwj mem av (los yog kais), tus pointer qhia ib tug voltage siab tshaj {{2 } } volts nruab nrab, hloov lub AC 50-volt iav, yog hais tias lub hwj huam mov kom paub meej tias siab tshaj 30 volts yog ib tug to, qis tshaj 30 volts yog ib txwm, thiab ces xoom, hluav taws xob fais fab plug kab mus rau lub kev ntsuas rov qab tuaj yeem txiav txim siab ib zaug ntxiv. Yog tias cov khoom siv hluav taws xob tau lees paub tias siab dua 30 volts, qhov xau yog qis dua 30 volts.
3, hluav taws kub thiab xoom kab (los yog hluav taws kub thiab hluav taws) nruab nrab ntawm kev ntsuas qhov to: kaw thiab tshem tawm tag nrho cov khoom siv hluav taws xob, ntsuas qhov kev tiv thaiv ntawm hluav taws thiab xoom kab yuav tsum yog infinite, txwv tsis pub nws yog qhov to.
Cov txheej txheem saum toj no ntawm kev daws teeb meem raug ntawm 99.9%, yooj yim, nrawm, siv tau, thiab megohm tshwj xeeb tuav lub rooj tsuas yog ua qhov project yuav tsum tau siv, kev saib xyuas ntawm kev siv tsis zoo, tsuas yog lub multimeter kom paub meej tias qhov ntsuas ntawm qhov zoo, tab sis txoj kab yog qhov tseeb, kev siv ntawm co lub rooj, tab sis lub multimeter tsis tuaj yeem tawm ntawm qhov to!
