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Qhov twg yog qhov zoo dua, analog multimeter lossis digital multimeter?

Feb 06, 2024

Qhov twg yog qhov zoo dua, analog multimeter lossis digital multimeter?

 

1. Txhua txoj kev tso saib muaj nws qhov zoo: Dab tsi yog thawj cov tshuaj tiv thaiv ntawm ntau tus neeg thaum lawv pom digital multimeter? Koj yuav twv yuav raug hu, wow, no multimeter yog zoo heev. Nws tuaj yeem ncaj qha tso saib qhov ntsuas hauv cov lej yam tsis tas kuv yuav tsum nyeem nws. yooj yim npaum li cas! Zoo, cov kab lus no tau hnov ​​los ntawm tus kws hluav taws xob uas nyiam siv analog multimeters, thiab nws rov hais dua. Qhov zoo tshaj plaws ntawm lub moos analog yog nws lub viav vias taw tes, uas tuaj yeem ua rau pom kev hloov pauv ntawm cov khoom ntsuas, thiab yooj yim dua li lub moos digital.


Los ntawm cov ntsiab lus saum toj no, nws tuaj yeem hais tias lawv yuav luag tib yam. Txawm li cas los xij, cov watches digital kuj muaj qhov tseem ceeb dua, uas yog, lawv feem ntau tuaj yeem ua me me thiab nqa tau yooj yim, uas yog me ntsis zoo dua li analog watches. Raws li qhov teeb meem backlight, kuv xav tias muaj qee qhov zoo dua analogue saib, yog li tsis suav.


2. Qhov sib txawv ntawm kev siv tsim: Feem ntau hais lus, tib neeg subconsciously xav tias digital multimeters yog cov cuab yeej tsim nyog rau kev ntsuas cov cuab yeej ntsuas qhov tseeb. Rau lub hom phiaj xws li me me overload, qhov tseeb yuav zoo dua li cov analog multimeters. Intuitive thiab raug. Cov neeg xav tias analog multimeter yog tsim nyog rau kev ntsuas loj overloads (qhov no tej zaum yuav muaj ib yam dab tsi ua nrog lub hauv paus ntsiab lus ntawm kev ua hauj lwm analogue). Yog li nws nyob ntawm qhov xwm txheej ntawm tus kws kho hluav taws xob ua haujlwm thiab qhov khoom siv ntsuas ntau npaum li cas. Raws li qhov teeb meem ntawm kev tiv thaiv kom poob, kuv tus kheej xav tias cov watches digital zoo dua me ntsis. Tom qab tag nrho, lub viav vias pointer yog lub cev meej thiab hloov tau yooj yim.


Kev xaiv ntawm pointer multimeter thiab digital multimeter:


1. Tus pointer multimeter yog qhov nruab nrab meter. Nws yog intuitive. Graphic nyeem ntawv qhia. (Feem ntau, tus nqi nyeem ntawv yog ze ze rau lub pointer viav vias lub kaum sab xis, yog li nws yog qhov yooj yim heev).
Digital multimeter yog ib qho cuab yeej tam sim ntawd. Nws yuav siv ib qho piv txwv txhua 0.3 vib nas this los tso saib cov txiaj ntsig ntsuas. Qee zaum cov txiaj ntsig los ntawm txhua qhov piv txwv tsuas yog zoo sib xws. Tsis yog tib yam nkaus. Qhov no tsis yooj yim npaum li txoj kev taw qhia rau kev nyeem cov txiaj ntsig.


2. Analog multimeters feem ntau tsis muaj lub amplifier hauv. Yog li qhov kev tiv thaiv sab hauv yog me dua. Piv txwv li, MF-10 qauv muaj DC voltage rhiab heev ntawm 100 kΩ / V. Qhov no suav hais tias yog kev zoo nkauj. DC voltage rhiab heev ntawm MF-500 qauv yog 20 kΩ / V.


Lub tshuab digital multimeter siv lub tshuab hluav taws xob ua haujlwm ua haujlwm sab hauv. Sab hauv kuj tuaj yeem ua tau loj heev. Feem ntau nyob rau hauv qhov ntau ntawm 1M ohms los yog loj dua. (piv txwv li qhov siab dua tuaj yeem tau txais). Qhov no tso cai rau kom muaj kev cuam tshuam tsawg dua ntawm Circuit Court hauv kev sim. Qhov ntsuas qhov tseeb yog siab.

 

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