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Kev ceev faj rau kev siv lub multimeter

Aug 08, 2022

Kev ceev faj rau kev siv multimeter:

① Txhawm rau kho qhov "zero point" (tsuas yog rau cov neeg kho tshuab saib), ua ntej siv lub moos, ua ntej xyuas tias tus pointer nyob ntawm "zero position" ntawm sab laug kawg, yog tias tsis yog, koj yuav tsum maj mam tig lub "pib point zero position" nyob rau hauv nruab nrab ntawm rooj plaub nrog ib tug me me ntswj ntsia hlau Kho cov ntsia hlau kom lub pointer taw tes rau lub xoom txoj hauj lwm.

②Lub multimeter yuav tsum muab tso rau kab rov tav thaum nws siv (tsuas yog siv tshuab)

③ Ua ntej qhov kev ntsuam xyuas, txiav txim siab cov ntsiab lus ntsuas, tig lub pob qhov hloov pauv mus rau qhov sib thooj ntawm cov ntsuas ntsuas, kom tsis txhob hlawv lub taub hau ntsuas, yog tias koj tsis paub qhov luaj li cas ntawm qhov ntsuas lub cev, pib qhov ntsuas nrog ib loj ntau thawj.

④ Cov ntawv xeem yuav tsum raug muab tso rau hauv cov khoom sib xws.

⑤ Thaum lub sij hawm kuaj, tsis txhob tig lub iav hloov pob qhov rooj arbitrarily.

⑥ Tom qab siv, nco ntsoov kho cov nplai hloov pob qhov rooj tsis muaj 'meter' mus rau qhov siab tshaj plaws ntawm AC voltage.

⑦ Thaum ntsuas qhov DC voltage thiab tam sim no, xyuam xim rau qhov zoo thiab qhov tsis zoo electrodes ntawm qhov hluav taws xob thiab qhov ntws ntawm qhov tam sim no, thiab kev sib txuas nrog cov kev xeem ua (thaum) yog qhov tseeb.

1. 5th Generation True RMS Digital Multimeter

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