Na fasahar, Lantarki
Mene ne dijital multimeters
Wani daga cikin general makaranta shakka a kimiyyar lissafi ne da aka sani, cewa lantarki kewaye da aka halin da yawan sigogi. Daga gare su, da irin ƙarfin lantarki darajar, kuma aka sani da m darajar da irin halin yanzu gudãna ta hanyar da shugaba, da ikon ta cinye kaya daga cibiyar sadarwa, da juriya darajar (a Ohms) da kuma wasu wasu.
Duk da] imbin bambancin da wadannan na'urori, suka kasu kashi biyu main Categories: analog da dijital multimeters. Domin mafi yawan masu amfani ne mafi m Na biyu, ko da yake da farko yana da abũbuwan amfãni, duk da haka, musamman.
A sauke karatu sikelin da kibiya
Analog model ne kusan daga samar, kamar yadda da bukatar su kasance kananan, idan aka kwatanta da madadin (Digital Multimeter dt yanzu wuce yarda da m). Duk da haka, kasuwa ne har yanzu yiwu saduwa da sabon, irin wannan mafita, don haka wani taƙaitaccen look at su. Analog na'urorin ne mai sauqi ka bambanta daga wasu a jiki ne mai sauyawa Ratchet for zabi aunawa yanayin, kazalika da fairly manyan mashaya tare da sikelin a kan wanda ya zama rabo lamba (kama da line). Lokacin da za a haɗa da bincike da kewaye halin yanzu faruwa a ciki da coils, Magnetic filayen suna generated da su hulda Yanã shigar da nuna kibiya deflected a wani kwana. Yana kawai ya rage yin lissafi da farashin division da kuma koyi da darajar da daukar siga. Digital multimeters a cikin wannan girmamawa mafi fin so tun da kuskure aka cire daga translation na grading sikelin kasa nuna ratchet iyaka.
Digital Multimeters duba kusan guda a matsayin analog, sai dai cewa akan block aka maye gurbinsu da wani m allo, wanda nuna ji sakamakon. Ciki canje-canje, ba shakka, shi yafi muhimmanci. A cikin buga kewaye hukumar sanya guntu cewa ya yi aikin da cikakken aiki da mai shigowa sigina daga bincike. Sau da yawa, da dama ƙarin abubuwa aka yi amfani - resistors, capacitors da coils. Daga cikin rarrabe fasali na wadannan yanke shawara, shi ne ya kamata a lura a qananan kuskure na ji - high daidaito aji, muhimmi ko da kasafin kudin model, misali, kamar 838 dijital multimeter.
Summing up
Ga wani mutum wanda ya lokaci-lokaci akwai bukatar a gwada wasu sigogi na kewaye a gida ko, misali, a cikin abin hawa lantarki tsarin, low-cost dijital magwajin ne mafi zabi. Yana isa ga fahimta dokokin amfani ratchet da kuma fahimtar manufa na zabi da ji kewayo.
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