Dab tsi yog kev siv multimeter hauv tsev
1. Cov xaim liab qab tuaj yeem kuaj xyuas seb nws puas nyob los yog tsis, qhov nyiaj hauv av, thiab seb nws puas yog cov xaim nruab nrab lossis cov xaim nyob.
2. Tshawb xyuas seb cov khoom siv hluav taws xob puas zoo lossis tsis zoo, lub teeb / lub hwj, koj tuaj yeem ntsuas qhov kev tiv thaiv los xyuas seb lawv puas zoo lossis phem.
3. Ntsuas qhov kub thiab txias. Thov xa mus rau phau ntawv qhia rau kev siv tshwj xeeb. Feem ntau, qhov ntau yog dav, xws li los ntawm ob peb puas degrees mus rau ib txhiab degrees.
4. Ntsuas qhov hluav taws xob kom pom tias lub voj voog yog du.
5. Nyob rau hauv thiab tawm ntawm cov ntaub ntawv, xyuas seb puas muaj ib tug breakpoint nyob rau hauv lub uncharged kab.
