Cov txheej txheem kev ua haujlwm thiab kev ceev faj rau cov multimeters
1. Ua ntej siv, paub koj tus kheej nrog ntau txoj haujlwm ntawm ntau txoj haujlwm ntawm motimeter, ntau, thiab kev soj ntsuam qhov muag raws li cov khoom ntsuas.
2. Thaum qhov loj me ntawm cov ntaub ntawv ntsuas tsis paub, qhov ntau hloov yuav tsum tau teeb tsa kom muaj tus nqi ntau, yog li ntawd cov cuab yeej ntsuas ntsuas pom ntau tshaj li 1/2 ntawm tag nrho cov nplai.
3. Thaum ntsuas kev tiv thaiv, tom qab xaiv cov kev tsim nyog magnification ntau, kov ob qhov kev sim ua kom tus pointer taw rau xoom. Yog hais tias tus pointer deviates los ntawm xoom, kho qhov "xoom hloov" pob qhov rooj kom cov pointer rov qab los ua kom ntsuas tau. Yog tias xoom tsis tuaj yeem hloov kho lossis cov ntsuas digital offital emits lub tswb ceeb toom tsis tshua muaj zog, nws yuav tsum tau kuaj xyuas kom ncav sijhawm.
4. Thaum ntsuas qhov tsis kam ntawm qee qhov Circuit Court, lub zog hluav taws xob ntawm cov kev sim ntsuas hluav taws xob yuav tsum tau txiav tawm thiab kev ntsuas tsis tau.
5. Thaum siv cov tshuaj ntau rau kev ntsuas, yuav tsum tau them rau kev nyab xeeb thiab ntsuas kev nyab xeeb. Thaum kuaj, nws tsis raug tso cai kov cov hlau ib feem ntawm kev sojntsuam nrog kev ntsuas cov cuab yeej thiab tsis txhob muaj hluav taws xob thiab tsis txhob muaj hluav taws xob xws li hluav taws xob hluav taws xob thiab ntsuas hluav taws xob. [1]
Ceev faj rau kev siv
1. Ua ntej siv compultimeter, nws yog ib qho tsim nyog los ua "kev siv kho tshuab txhais tau tias thaum tsis muaj lub zog ntsuas, qhov kev ntsuas tus pointerage lossis xoom txoj haujlwm tam sim no.
2. Thaum lub sijhawm siv ntawm kev siv ntau, tsis txhob kov cov hlau ib feem ntawm kev sojntsuam nrog koj txhais tes. Qhov no ua kom pom tseeb kev ntsuas kev nyab xeeb thiab kev nyab xeeb ntawm tus kheej.
3. Thaum ntsuas ib qho hluav taws xob tsawg, nws tsis yog xav ua haujlwm hloov pauv tib lub sijhawm, tshwj xeeb yog thaum ntsuas cov hluav taws xob ntau lossis siab tam sim no. Txwv tsis pub, nws yuav ua rau kev puas tsuaj rau multometer. Yog tias koj xav tau hloov lub zog, txiav cov kev sojntsuam ua ntej thiab tom qab ntawd ntsuas kev ntsuas tom qab hloov zog.
4. Thaum siv multimeter, nws yuav tsum tau muab kab rov tav kom tsis txhob raug. Nyob rau tib lub sijhawm, nws tseem yog ib qho tseem ceeb kom tsis txhob muaj cov kab sib sib sib nqus ntawm sab nraud ntawm cov multimeter.
5. Tom qab siv cov puv npo, hloov dua siab tshiab yuav tsum tau teeb tsa rau qhov siab tshaj plaws AC Voltage teeb tsa. Yog tias tsis yog siv rau lub sijhawm ntev, lub roj teeb sab hauv cov multimeter yuav tsum tau muab tshem tawm kom tiv thaiv corrosion ntawm lwm yam hauv lub ntsuas. [1]
