HVAC multimeter yakhala chida chofunikira kwambiri chothetsera mavuto kwa nthawi yayitali. Ndizofunika kwambiri kwa opanga magetsi komanso eni nyumba okonda DIY. Ma multimeter awa akhala ali pachimake kwa nthawi yayitali chifukwa cha momwe awa amatha kuyeza ma volts ndi ma amps.
Tasonkhanitsa ma multimeter apamwamba a HVAC okhala ndi zonse zomwe amapereka komanso zoyipa. Bukhu logulira likupatsani zidziwitso zonse zomwe mungafune kuti muweruze zomwe ma mita amapereka. Kudutsa m'nkhaniyi mosamala kupangitsa chisankho chanu pa HVAC Multimeter yabwino kwambiri kukhala yokhutiritsa.
Mu positi iyi tikambirana:
- HVAC Multimeter kugula kalozera
- Ma HVAC Multimeter Abwino Kwambiri adawunikiridwa
- 1. Fluke 116/323 KIT HVAC Multimeter ndi Clamp Meter Combo Kit
- 2. Triplett Compact CAT II 1999 Count Digital Multimeter
- 3. Klein Tools MM600 HVAC Multimeter, Digital Auto-Ranging Multimeter ya AC/DC Voltage
- 4. Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter ya HVAC/R
- 5. Zida Zoyesera za UEI DL479 Zowona za RMS HVAC/R Clamp Meter
- FAQ
- Kodi bwino achepetsa mita kapena multimeter?
- Kodi pali kusiyana kotani pakati pa voltmeter ndi multimeter?
- Kutsiliza
HVAC Multimeter kugula kalozera
Muyenera kumvetsetsa zonse zomwe zimasiyanitsa ma multimeter ndi ma HVAC. Padzakhala zambiri kuti inu pokonza pamene kuwerenga mbali za ndi Multimeter. Koma tafotokoza zonse kuti zitithandize.
Mangani khalidwe
HVAC imayimira Heating, Ventilation and air conditioning. Izi zikutanthauza kuti inu ndi Multimeter yanu muchita zambiri zakunja. Kotero madontho osakonzekera amakhala ofala kwambiri pamene akugwira ntchito.
Ichi ndichifukwa chake mawonekedwe amtundu wa ma HVAC multimeter ayenera kukhala olimba komanso olimba. Ngodya zokhala ndi rubberized zidzapereka mphamvu zoyamwitsa ku mita. Ndipo monga nthawi zonse omwe amapangidwa kuchokera ku mapulasitiki a ABS akulamulira msika ndikukhazikika kwawo.
opepuka
Ngati ndinu katswiri, ndiye kuti mugwiritsa ntchito Multimeter ngati zaka chikwi akugwira foni yake. Manja anu amayenera kufooka chifukwa cha kupsinjika kwa kulemera. Chophatikizika & chopepuka ndichofunikira pa ma multimeter a HVAC.
Musanapite ku gawo lalikulu la zofunikira, choyamba muyenera kuwona ngati makinawo akumva bwino m'manja mwanu. Mamita opangidwa ndi ergonomically ndi oyenera kugwira ntchito pamanja.
lolondola
Kulondola ndi chimodzi mwazinthu zofunikira mukamagwira ntchito ndi machitidwe a HVAC. Simungakhale ndi zochuluka kapena zochepa kuposa mtengo womwe mukufuna chifukwa zingalepheretse kuyendetsa bwino kwadongosolo. Netiweki yonseyo imatha kubweretsa ngozi zowopsa chifukwa cha zolakwika zina zochokera pa mita.
Zida zotsika mtengo & zolakwika za opanga ndi zifukwa zina zomwe simungapeze zotsatira zolondola. Chifukwa chake kuyika ndalama pazinthu zamtengo wapatali ndiye chinsinsi chofikira zotsatira zolondola.
Zoyezera
Ngakhale ma multimeter ambiri amatha kuwerenga ma voltage-current & resistance, ma multimeter a HVAC amafunika kukhala ndi magwiridwe antchito ambiri kuposa pamenepo. Zochita izi zikuphatikiza mphamvu, kukana, pafupipafupi, kupitiliza, kuyesa kwa kutentha & diode. Multimeter ya HVAC iliyonse iyenera kuphimba zomwe tafotokozazi momwe mungazifune m'munda.
Mbali Yachitetezo
Kuchita ndi zipangizo zamagetsi kungakhale koopsa ngati simusamala. Ndicho chifukwa chake Multimeters amabwera ndi zinthu zotetezera kuti mukhale ndi ntchito yotetezeka. Zida zachitetezo izi zimalembedwa kuti milingo ya CAT. Tiyeni tidziwe bwino ma level. HVAC Multimeters imayamba ndi CAT III.
CAT I: Ma multimeter aliwonse otsika mtengo amakhala ndi satifiketi ya CAT I. Mutha kuyeza mabwalo aliwonse osavuta, koma simungathe kulumikiza kumagetsi akulu.
CAT II: Imatha kuyeza pakati pa 110V mpaka 240 volts. Mutha kugwiritsa ntchito ma multimeters ndi mlingo uwu pafupifupi pafupifupi dera lililonse lamagetsi. Izi zimatha kuyeza mpaka 100A.
Mphaka III: Mulingo uwu wapangidwa kuti amisiri azitha kugwiritsa ntchito zida zazikulu. Ma certification a HVAC multimeters ayenera kuyambira apa. Zipangizo zolumikizidwa mwachindunji mufiriji yayikulu zitha kuyezedwa.
CAT IV: Uwu ndiye wapamwamba kwambiri womwe ungapeze pamilingo ya CAT. CAT IV ikuwonetsa kuti chipangizochi chimatha kugwira ntchito ndi magwero amphamvu amphamvu. Ngati multimeter ili ndi mlingo wa CAT IV ndiye mosakayikira ndi imodzi mwazotetezeka kwambiri kuthana ndi dongosolo la HVAC.
Zosintha zokha
Ichi ndi chinthu chomwe chimalola mita kuti idziwiretu kuchuluka kwamagetsi kwa inu. Izi zimakupulumutsirani nthawi yochuluka chifukwa sizidzafunikanso kulowetsamo zomwe zikuyenera kukhala. Koma zitsanzo zina zotsika mtengo zimatha kupereka zotsatira zolakwika pakupanga makina.
Kuwunika
Ndikugwira ntchito m'munda wa HVAC si zachilendo t kugwira ntchito pakalibe masana. Chifukwa chake popanda chiwonetsero chakumbuyo, simungathe kugwira ntchito munthawi ngati izi ndi malo. M'malingaliro athu, ndikofunikira kuti muyang'ane mawonekedwe owunikiranso mu ma multimeter a HVAC.
chitsimikizo
Chitsimikizo pa mankhwalawa chidzakupatsani kudalirika kwa wopanga komanso mankhwala. Multimeter ndi makina amagetsi kuti athe kuyeza mavoti osiyanasiyana. Chifukwa chake ikhoza kukhala ndi zolakwika zina kapena ikhoza kusagwira bwino ntchito ikugwira ntchito ndi ma voltages apamwamba kwambiri. Chitsimikizo pa multimeter chidzakutsimikizirani.
Lumikizanani ndi wopanga kuti muwone ngati pali chitsimikizo pa chipangizo chomwe mukugula.
Ma HVAC Multimeter Abwino Kwambiri adawunikiridwa
Nawa ena mwa ma HVAC Multimeter apamwamba omwe ali ndi mawonekedwe awo & zoyipa zawo zonse zokonzedwa bwino. Tiyeni tilumphe kwa iwo.
1. Fluke 116/323 KIT HVAC Multimeter ndi Clamp Meter Combo Kit
Zoyenera Kuziganizira
Fluke 116/323 ndiye chida chabwino kwambiri cha akatswiri a HVAC pamapangidwe ake aukadaulo & kugwiritsa ntchito. Model 116 idapangidwa mwapadera kuti iyeze kutentha pa 80BK-A Integrated DMM kutentha probe & Micro amp kuyesa masensa lawi la ntchito za HVAC. Miyezo yowona ya RMS ndi ma ergonomics okhathamiritsa amapangitsa mitundu 316 kukhala yoyenera kwa akatswiri amagetsi wamba.
Zowunikira zazikulu zoyera za LED zidzakupatsani kuwerenga komveka ngakhale m'malo amdima kwambiri. Mitundu yonseyi imayesedwa kuti igwiritsidwe ntchito bwino m'malo a CAT III 600 V. Low impedance imathandizira kupewa kuwerenga kulikonse kwabodza chifukwa cha ghost voltages.
Ma multimeter awa amatha kuyeza 400 Amps AC pano ndi 600 AC ndi DC voltage. Mitundu yonse ya Fluke ndi yopepuka koma mawonekedwe ake ndi olimba & amayesedwa muzovuta. Chidacho chimabwera ndi chowongolera mita pamtundu uliwonse wamagetsi. Ponseponse zida izi ndi chida chabwino kwambiri chokhala ndi kampani yokhala ndi ntchito zaukadaulo kapena zamagetsi.
kuipa
Nthawi zina kutentha kwa Fluke kumakhala kolakwika. Muyenera kusamala chifukwa multimeter imakhala ndi masensa ambiri. Chiwonetserocho chimakhalanso ndi zovuta zina chifukwa chosiyanacho chimatayika ngati chikuwoneka kuchokera kumbali yaikulu.
2. Triplett Compact CAT II 1999 Count Digital Multimeter
Zoyenera Kuziganizira
Triplett 1101 B compact multimeter imapatsa ogwiritsa ntchito ntchito zosiyanasiyana kuphatikiza AC/DC voltage mpaka 600V, mavoti apano mpaka 10A, kutentha mu mayeso a kelvin & transistor hFE. Chiwonetserocho chili ndi manambala osavuta kuwerenga 3-3/4, 1900 count backlightt. Pali batani losunga deta lomwe limasunga mawonekedwe kuti azitha kukuthandizani.
Mtunduwu umayesedwa kuti ugwiritsidwe ntchito bwino m'malo a CAT III 600 V. Zodzitetezera zochulukira zimathandizira kukana kuwonongeka kulikonse mwangozi mwangozi. Ili ndi boot ya rubberized yomwe imapereka ma multimeter ndi mphamvu & kukana kutsika.
Kukaniza kwa mankhwalawa kumachokera ku 2m mpaka 200 ohms. Batani lozimitsa galimoto limathandizira kusunga mphamvu ya batri. Phukusili limabwera ndi timagulu ta alligator, batire ya 9V, ndi mtundu wa K bead probe.
kuipa
Triplett imagwiritsa ntchito mabatire a 9V m'malo mwa mabatire a AA kapena AAA omwe amatha kukwera mtengo ngati angafunikire kusintha. Kuyimba zokha sikukupezekanso pachidachi.
3. Klein Tools MM600 HVAC Multimeter, Digital Auto-Ranging Multimeter ya AC/DC Voltage
Zoyenera Kuziganizira
Ngati mukuyang'ana Multimeter ya HVAC yokhala ndi mavoti apamwamba kuti muyeze, ndiye kuti Klein multimeter iyi ikhoza kukhala yabwino kwa inu. Ili ndi mphamvu yoyezera mpaka 1000V AC/DC voteji, kutentha, kuyesa kwa diode, kupitiliza, kuzungulira kwa ntchito & kukana kwa 40M. Klein MM600 ndiyoyenera kugwira ntchito m'malo aliwonse opangira ma elekitirodi kunyumba, mafakitale kapena zolinga zenizeni.
Chiwonetsero cha Klein ndi chachikulu kwambiri kuti aliyense awone miyeso yonse bwino komanso nyali yakumbuyo kuti azigwira ntchito m'malo amdima. Chizindikiro chochepa cha batri chidzakuchenjezani kuti musinthe mabatire pachaka. Ili ndi malo osungiramo ma probe kumbuyo.
Chipangizochi chimatha kupirira kutsika kuchokera pafupifupi 2 metres. Pamodzi ndi izi, imapereka chitetezo cha CAT IV 600V kapena CAT III 1000V kuti ikhale yolimbana ndi ma multimeter apamwamba a HVAC. Ili ndi chitetezo cha fuse pamilandu iliyonse yolemetsa. Klein MM600 ndi chisankho chabwino ngati mukuganiza akatswiri multimeters ndi osiyanasiyana kuyeza AC/DC mafunde.
kuipa
Chophimba cha MM600 chimataya kusiyana ngati kuwonedwa kuchokera kumakona ena. Sitikulimbikitsidwanso kuyeza kuposa 6 Amps panopa. Werengani mosamala malangizo musanagwiritse ntchito.
4. Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter ya HVAC/R
Zoyenera Kuziganizira
Fieldpiece HS33 ili ndi mapangidwe achilendo kuposa mapangidwe ena akale a ma multimeter ena a HVAC. Ngodya za rubberized kuzungulira chipangizocho zimalola kuti zikhale bwino ngakhale kugwa kuchokera m'manja. Chipangizochi chimatha kuyeza 600A AC pakali pano, voteji, kukana & capacitance pamakina aliwonse a HVAC/R. Chiyero chachitetezo cha Cat-III 600V chimaperekedwanso ndi mita.
Kuchita kuyesa kwamagetsi popanda kukhudzana ndi makina ndi standout mbali ya chipangizo ichi. Zosintha zozungulira kuzungulira HS33 ndizosinthika komanso zosalala. Kuyeza kwa HS33 kumayambira ku VAC, VDC, AAC, ADC, kutentha, capacitance (MFD) ndi zina.
Maonekedwe a ergonomic a mita adzakwanira bwino ngakhale ndi dzanja limodzi; ma multimeter ambiri ndi ovuta kugwira ndi dzanja limodzi chifukwa chakukula. Kusunga deta kumakupatsani mwayi wosunga zomwe mwawerenga komaliza pazomwe mukugwiritsa ntchito ngati mukufuna kufananiza zotsatira. Chigawo chonsecho chimabwera ndi mita yochepetsera, zoyeserera zama silicones, batire ya 9V, zowonjezera zotsogola za alligator & kesi yoteteza.
kuipa
Chokhumudwitsa kwambiri pa chipangizo chodziwika bwino choterocho chiyenera kukhala kusowa kwa chiwonetsero cha backlit. Simungathe kugwiritsa ntchito mita iyi pamalo amdima. Kukula kowonetsera nakonso kumakhala kochepa, kotero mudzakhala ndi zovuta kuti muwerenge zowerengera.
5. Zida Zoyesera za UEI DL479 Zowona za RMS HVAC/R Clamp Meter
Zoyenera Kuziganizira
UEI DL479 ndi multimeter ina yopangidwa ndi ergonomically HVAC ndi clamp mita pamutu pake ntchito yopanda manja. Imatha kuyeza 600A AC Current, 750V AC/600V DC ma voltages, kukana, ma microamp, capacitance, kutentha, ma frequency & diode test. Kuzindikira ma voltage osalumikizana ndi chimodzi mwazinthu zomwe zimasiyanitsa ndi ena.
Chipangizocho chidavotera CAT IV 600V/CATIII 1000V pansi pa IEC 61010-1 3rd edition. Imatha kugwira zotsatira zam'mbuyomu pomwe mutha kuzifanizira ndi zomwe mwapeza. UEI DL479 ndiyowunikiranso, kotero mutha kugwira ntchito m'malo amdima popanda zovuta.
Chizindikiro chamagetsi chomveka chawonjezeredwa kuti mumvetsetse ngati makinawo akugwira ntchito ndi buzz mosalekeza & kuwala kofiyira nakonso. Chigawo chonsecho chimabwera ndi ma Test lead, ma clip a alligator, thumba la Zippered & 2 AAA Batteries. Meta iyi itha kugwiritsidwa ntchito mosavuta pamafunde amzere, voteji yamagetsi, kupitiliza kwa dera & kuzindikira zovuta za diode.
kuipa
M'menemo, zowonetsera zowunikira zimatuluka mofulumira kwambiri kuti ogwiritsa ntchito azigwira ntchito. Zochitika zochepa zimapezeka pamene kupitiriza kuyima popanda ngakhale kugwa kapena kugwa. Kulondola kwa chipangizocho kwakhalanso kukayikira.
FAQ
Nawa mafunso omwe amafunsidwa kawirikawiri ndi mayankho ake.
Kodi bwino achepetsa mita kapena multimeter?
Meta yoyezera imapangidwira kuyeza kwapano (kapena amperage), pomwe ma multimeter nthawi zambiri amayesa voteji, kukana, kupitiliza, ndipo nthawi zina kutsika kwapano. … Chachikulu achepetsa mita vs kusiyana kwa ma multimeter ndikuti amatha kuyeza zamakono, pomwe ma multimeter ali ndi kulondola kwakukulu komanso kusamvana bwino.
Kodi pali kusiyana kotani pakati pa voltmeter ndi multimeter?
Ngati mukufuna kuyeza magetsi, ndiye kuti voltmeter ndiyokwanira, koma ngati mukufuna kuyeza magetsi ndi zinthu zina monga kukana komanso zamakono, ndiye kuti mupita ndi multimeter. Kusiyanitsa kwakukulu pazida zonsezi kudzakhala ngati mukugula mtundu wa digito kapena analogi.
Q: Kodi Multimeter iliyonse ingagwiritsidwe ntchito kuyesa HVAC?
Yankho: Ayi, ayi ndithu. Kuyesa kwa HVAC kumatha kukhala koopsa ngati mukugwiritsa ntchito zida zolakwika. Ma multimeter a HVAC adapangidwa m'njira yoti azitha kugwirizana ndi machitidwe a HVAC. Ma multimeter wamba amatsaliranso zinthu zambiri zomwe zimayenera kuthana nazo mu HVAC.
Q: Ndi chiyani chomwe chili chabwino pakati pa ma analogi ndi digito ma multimeter?
Yankho: Ma multimeter a digito adzakupatsani kulondola kwakukulu kuposa ma analogi. Izi za digito zilinso ndi mawonekedwe odzipangira okha. Chifukwa chake zimakhala zomasuka kuti muyese mikhalidwe yosiyanasiyana pogwiritsa ntchito Digital Multimeter.
Q: Kodi pali vuto lililonse kugwiritsa ntchito Multimeter?
Yankho: Izi zimatengera pulogalamu yomwe mukugwira nayo ntchito. Ngati mukugwiritsa ntchito Multimeter yapanyumba mumakampani, izi zitha kubweretsa zovuta. Kuwerenga malangizo & buku la ogwiritsa ntchito ndikofunikira kwambiri kuti mumvetsetse bwino ntchito & kuthekera koyezera kwa Multimeter.
Q: Ntchito ya Clamp ndi chiyani?
Yankho: Ma clamp ndi njira zina zopangira ma probe momwe mukuyezera ndi zingwe zonyamulira mafunde akulu. nsagwada zopindika za mita yamagetsi zimalola akatswiri kumangirira nsagwada mozungulira waya kapena kunyamula pa makina a HVAC kenako kuyeza komwe kulipo osadula.
Kutsiliza
Mpikisano wozungulira msika ndi wovuta kwambiri pamene opanga onse amayesa kukondweretsa makasitomala awo ndi zonse zomwe zingatheke. Tili pano ndi malingaliro athu akatswiri pankhaniyi kukuthandizani kupanga chisankho cholimba.
Fluke 116/323 ndi imodzi mwazisankho zabwino zomwe mungapange ngati munthu akuganizira za HVAC multimeter kit. Fluke wapanga makina apamwamba kwambiri odzaza ndi zinthu zambiri kuphatikiza mphamvu ya Ghost, probe kutentha. UEI DL479 ndi multimeter ina yokhayo yomwe mungasankhe kukhala ndi zinthu zodabwitsa.
Chinthu chabwino kwa inu ndikuganizira zomwe mukufuna mukamagwira ntchito m'minda yanu. Ma multimeter onse omwe amawonetsedwa ali ndi mawonekedwe apamwamba. Chifukwa chake muyenera kufananiza zomwe mwasankha kuti musankhe ma multimeter abwino kwambiri a HVAC pantchito yanu.
Ndine Joost Nusselder, woyambitsa Tools Doctor, content marketer, and dad. Ndimakonda kuyesa zida zatsopano, ndipo pamodzi ndi gulu langa ndakhala ndikupanga zolemba zakuya zamabulogu kuyambira 2016 kuthandiza owerenga okhulupirika ndi zida & malangizo opangira.
