Tsuas yog ib tug multimeter tuaj yeem txiav txim rau kab nruab nrab thiab kab nyob
Thaum txiav txim rau xoom nyob xaim, koj tuaj yeem siv tus cwj mem hluav taws xob lossis digital multimeter. Cov hauv qab no yog txoj kev tshawb nrhiav tshwj xeeb, cia peb saib.
Tshem tawm cov xoom xaim uas nkag mus rau hauv lub 'meter' thiab nkaum nws, thiab txuas mus rau nws tus kheej hauv av xaim. Nyob rau hauv lub dhau los, feem ntau ntawm lawv yog cov neeg kho tshuab ntsuas nrog voltage coils thiab tam sim no coils. Tom qab xoom so, tsuas yog lub kauj tam sim no ua haujlwm, qhov hluav taws xob coil tsis ua haujlwm, thiab ntsuas hluav taws xob tsis tuaj yeem ntsuas. Nws rov pib dua txhua lub sijhawm nws yog lub sijhawm nyeem ntawv 'meter'.
Yog tias koj muaj digital multimeter nyob rau hauv koj txhais tes, koj tuaj yeem siv txoj kev no, thiab cov cwj mem dub ntawm lub multimeter yog ncaj qha rau hauv av.
Ntsuas cov kab liab thiab xiav nyob ntawm seb. Yog tias qhov hluav taws xob ntawm cov xaim liab mus rau qhov chaw siab dua li cov xaim xiav, cov hlau liab yog cov hlau nyob.
Rau cov kab nruab nrab nrog hluav taws xob, txiav txim siab tias peb-theem plaub-xaim system tsis muaj qhov sib npaug, muaj qhov tsis sib xws ntawm qhov nruab nrab ntawm cov txheej txheem thov tiag tiag, yog li cov kab nruab nrab yuav raug them. Feem ntau, cov hlau nyob muaj qhov hluav taws xob txog li 180 volts rau hauv av.
