Thermometers sune na'urorin da zasu bamu damar auna zafin jikin wani, mutum, dabba, kayan abu, abinci, muhalli ... Ga kowane irin ma'aunin da zamuyi, muna da nau'in ma'aunin zafi da zafi daban. A cikin ma'aunin zafi da zafi zafi, za mu iya samun tsari daban-daban: galibi analog da dijital.
Idan yazo batun auna yanayin zafin abinci lokacin da muke girke shi, gwaji a cikin dakin gwaje-gwaje ko a kowane yanayi inda ya zama dole a san yanayin zafin daidai, ba za mu iya amfani da ma'aunin zafi na gargajiya ba, amma an tilasta mana komawa zuwa dakin gwaje-gwaje na dakin gwaje-gwaje.
Menene ma'aunin zafi da sanyio
Kamar yadda na ambata a sakin layi na baya, masu auna zafin jiki na dakin gwaje-gwaje, wanda galibi suna dijital ne yana ba mu damar auna zafin jiki daidai, tunda wannan bangare ne mai matukar dacewa, musamman lokacin da ya zama dole a kula da shi don aiwatar da aikin da muke yi.
Wannan nau'in ma'aunin zafi da sanyio yana ba mu ma'aunin awo na iya bambanta ta masana'anta da samfura, don haka dole ne muyi la'akari dashi yayin neman temomom din dakin gwaje-gwaje wanda ya dace da bukatunmu, na yanzu dana gobe idan muna son faɗaɗa amfani da shi zuwa ayyukan gaba.
Yaya ma'aunin zafin jiki na awon
Masu auna zafi na dakin gwaje-gwaje, kodayake sunansu na iya nuna cewa su abubuwa ne na musamman, Babu wani abu daga gaskiya. Waɗannan nau'ikan ma'aunin zafin jikin suna ba mu irin tsarin da za mu iya samu a cikin ma'aunin ma'aunin zafi na mercury / gallium idan muna magana game da ma'aunin zafi na analog.
Analog thermometers suna kama dogon gilashin gilashi tare da kwan fitila a ɗaya ƙarshen ina sinadarin da zai bamu damar auna zafin wanda hakan zai canza yanayin ya danganta da yanayin zafin abin da muke auna.
Kodayake mafi yawan ma'aunin zafin jikin dakin binciken da zamu iya samu a Turai yana ba mu ma'auni a digiri CelsiusWasu kuma sun haɗa da ma'aunin Fahrenheit da Kelvin.
Masu auna zafin jiki na dijital, ba kamar waɗanda ake amfani da su don auna zafin jikin ba, suna da ƙaramar girma, a cikin siffar murabba'i kuma wanda dole ne mu haɗa firikwensin auna ma'auni. Waɗannan ma'aunin zafin jiki sun haɗa allo inda ake nuna zazzabi a ma'aunin da muka kafa a baya: Celsius, Fahrenheit ko Kelvin.
Sassan na ma'aunin zafi da sanyio
Analog ana amfani da ma'aunin zafi na awo ne da bututun gilashi inda ake nuna ma'aunin da yake bayarwa. A ciki, mun sami abin kwalliya wanda ruwan da ake amfani da shi wajen aiwatar da auna ya kewaya (gallium / galinstan ko ruwan giya mai kala). A ƙarshe, mun sami kwan fitila, ƙananan ɓangaren ma'aunin zafi da sanyio inda ruwan da ake amfani da shi don auna yake.
Digital thermometers, kamar yadda sunan su ya nuna, na'urorin lantarki ne wadanda ya haɗa da bincike wanda zai iya bambanta tsawon inda muke samo firikwensin don aiwatar da awo. Wannan firikwensin yana aika siginar lantarki zuwa naúrar ta tsakiya, wanda zai kula da fassara shi don bayar da bayanan da muke nema.
Ba kamar masu auna zafi da zafi ba, dijital ma'aunin zafi ana amfani da baturi, batir wanda dole ne koyaushe ya kasance cikin yanayi mai kyau idan ba mu son yin ƙididdigar kuskure wanda zai iya lalata mana dakin bincikenmu, aikin dafuwa ...
Daidai na dakin gwaje-gwaje
Idan kana neman madaidaicin ma'aunin zafin jiki na dakin gwaje-gwaje, mafi yana da kyau a zabi ma'aunin zafin jiki na dijitalKodayake saboda tsadarsa, da alama zai fita daga aljihunmu, muddin muna la'akari da samfurin ƙira tare da takaddun shaida waɗanda ke tabbatar da aiki da kyau da kuma ma'auni daidai.
Wannan nau'in ma'aunin zafin jiki koyaushe sune mafiya sauriKoyaya, basu da kyau idan zamu auna abu mai zafi ko sanyi, musamman idan kebul ɗin auna gajere ne.
A waɗannan yanayin, mafi kyawun zaɓi shine zaɓi don ma'aunin ma'aunin ma'aunin gilashi, ma'aunin zafi wanda a mafi yawan lokuta, wuce 30 cm tsayi don haka mu guji haɗarin kawo hannu kusa da abin da muke son aunawa.
Sanya ma'aunin ma'aunin ma'aunin zafi
Kamar yadda na ambata a sashin da ya gabata, ma'aunin zafi da zafi na dakin gwaje-gwaje, na dijital da na analog, suna da inganci matuka, matukar dai kamfanonin da suka taba kera su wanda aka yarda dashi a baya ta byungiyar Yarjejeniyar Nationalasa (ENAC).
Ba daidai bane a sami sirar zafin jiki mara kyau a gwajin gida fiye da ma'auni mara kyau a gwaji, saboda idan ba daidai bane, duk aikin na iya zuwa vata kuma da farawa daga farko.
Lokacin sayen santimita na dakin gwaje-gwaje, dole ne muyi la'akari da takaddun masana'antun, idan muna son ma'aunai su kasance masu aminci ga gaskiya tare da mafi karancin gefen kuskure, gefen kuskure fiye da na gwajin gwaji, dole ne mu rahoto kan sakamako.
Kowane ma'aunin zafi da sanyio dole ne sun haɗa da iyakokin kuskure, ofididdigar kuskure wanda ya fara daga 0,5º C, har zuwa 2º C ban da 1º C. Waɗannan ƙananan kuskuren ya kamata a haɗa su a cikin sakamakon gwajin.
Idan koyaushe zamuyi amfani da ma'aunin zafi da sanyio don yin ma'auni a yanayi na yau da kullun, ba lallai ba ne a sauƙaƙe shi sau da yawa. Idan, a gefe guda, ana fuskantar yanayin zafin da bai dace ba na lokaci mai tsawo, ya kamata muyi la'akari da daidaita ma'aunin ma'aunin zafi sau ɗaya a shekara.
Yadda za'a iya auna ma'aunin zafi da sanyio
Akwai hanyoyi guda biyu don daidaita ma'aunin zafi da zafi da zafi: ta hanyar kwatankwaci da daidaitattun maki.
Kwatancewa ta hanyar kwatantawa ya kunshi karanta karatun na’urar auna zafi da za a daidaita shi da karatun na’urar auna zafi wanda aka san halayensa. Wannan hanyar daidaitawa ta dogara ne da Dokar Zeroth. Dokar Zeroth ta ce idan tsarin guda biyu ya kasance a daidaitaccen lokaci, kowannensu yana da zafin jiki daidai da tsarin na uku, tsarin biyu suna da zafin jiki iri ɗaya da juna.
Kafaffen ma'aunin ma'auni. Ana aiwatar da daidaitaccen daidaitaccen ma'auni ta amfani da tsayayyun wuraren zafin jiki, kamar su ruwan kankara, tunda kankara ke narkewa a 0ºC kuma yana daskarewa a yanayin zafi ɗaya.