ʻO HVAC multimeter ka mea paahana kumu no ka hoʻoponopono pilikia no ka lōʻihi. He mea koʻikoʻi ia no nā mea uila a me nā mea hale hoihoi DIY. ʻO kēia mau multimeter ke kikowaena o ka nānā ʻana no ka lōʻihi ma muli o ka nui o kēia mau mea e hiki ke ana i nā volts a me nā amps.
Ua hōʻiliʻili mākou i nā multimeter HVAC kiʻekiʻe me nā hiʻohiʻona āpau a lākou e hāʻawi ai a me nā demerits. E hāʻawi ke alakaʻi kūʻai iā ʻoe i nā ʻike āpau e pono ai ʻoe e hoʻoponopono i nā hiʻohiʻona i hāʻawi ʻia e nā mika. ʻO ka hele ʻana i ka ʻatikala me ka akahele e hoʻoholo ai i ka HVAC Multimeter maikaʻi loa e ʻoluʻolu.
Ma kēia pou e uhi mākou:
- HVAC Multimeter kūʻai alakaʻi
- ʻO nā HVAC Multimeters maikaʻi loa i nānā ʻia
- 1. Fluke 116/323 KIT HVAC Multimeter a me Clamp Meter Combo Kit
- 2. Triplett Compact CAT II 1999 Helu Digital Multimeter
- 3. Mea Hana Klein MM600 HVAC Multimeter, Digital Auto-Ranging Multimeter no ka Voltage AC/DC
- 4. Fieldpiece HS33 hiki ke hoʻonui ʻia ka manual Ranging Stick Multimeter no HVAC/R
- 5. UEI Mea Hana Ho'āʻo DL479 True RMS HVAC/R Clamp Meter
- NPP
- ʻO wai ka mea ʻoi aku ka maikaʻi o ka mīkini hoʻopili a i ʻole multimeter?
- He aha ka ʻokoʻa ma waena o ka voltmeter a me ka multimeter?
- Panina
HVAC Multimeter kūʻai alakaʻi
Pono ʻoe e hoʻomaopopo i nā hiʻohiʻona āpau e hoʻokaʻawale i nā multimeter maʻamau a me nā HVAC. Nui nā ʻike e hana ai ʻoe i ka heluhelu ʻana i nā hiʻohiʻona o he Multimeter. Akā ua wāwahi mākou i nā kikoʻī āpau no kou ʻoluʻolu.
Hana Hana
Kū ka HVAC no ka Heating, Ventilation a me ka ea ea. ʻO ia ke ʻano o ʻoe a me kāu Multimeter e hana i nā hana waho. No laila he mea maʻamau ka hāʻule ʻole i ka wā e hana ana.
ʻO ia ke kumu e paʻa a paʻa ka maikaʻi o ka HVAC multimeters. Hāʻawi nā kihi Rubberized i ka hiki ke hoʻohāhā i ka mika. A e like me nā mea i hana ʻia mai nā plastik ABS e monopoli ana i ka mākeke me ko lākou mau lōʻihi.
Lightweight
Inā he ʻenehana ʻoe, a laila e paʻa ʻoe i ka Multimeter e like me ka millennial paʻa i kāna kelepona. Nawaliwali kou mau lima ma muli o ke kaumaha o ke kaumaha. ʻO ka hiʻohiʻona paʻa a me ka māmā he mea pono ia no nā multimeter HVAC.
Ma mua o ka hele ʻana i ka ʻāpana nui o nā koi, pono ʻoe e ʻike i ka ʻoluʻolu o ka mīkini i kou mau lima. Ua kūpono nā mika i hoʻolālā ʻia ergonomic no nā hana lima.
pololei
ʻO ka pololei kekahi o nā mea nui i ka wā e hana ana me nā ʻōnaehana HVAC. ʻAʻole hiki iā ʻoe ke loaʻa ka nui a i ʻole ka liʻiliʻi ma mua o ka waiwai i makemake ʻia no ka mea e hoʻopilikia i ka pono o ka ʻōnaehana. Hiki i ka holoʻokoʻa o ka pūnaewele ke lawe mai i nā pōʻino weliweli i ke ola ma muli o kekahi hemahema mai ka mika.
ʻO nā ʻāpana haʻahaʻa a me nā hemahema o ka mea hana kekahi mau kumu i loaʻa ʻole ai ʻoe i nā hopena pololei. No laila, ʻo ka hoʻokomo ʻana i nā mea waiwai kiʻekiʻe ke kī i ka loaʻa ʻana o nā hopena pololei.
Ana Hiʻona
ʻOiai ʻo ka hapa nui o nā multimeters hiki ke heluhelu i ka voltage-current & resistance, pono e loaʻa i nā multimeters HVAC ka nui o nā hana ma mua o kēlā. Aia kēia mau hana i ka capacitance, resistance, frequency, continuity, temperature & diode tests. Pono e uhi ʻia kēlā me kēia HVAC Multimeter i ka hiʻohiʻona i ʻōlelo ʻia ma luna e like me kāu e pono ai ma ke kula.
Ke ʻano palekana
Hiki ke lilo i mea pōʻino ke hana me nā mea uila inā ʻaʻole ʻoe e akahele. ʻO ia ke kumu e hele mai ai nā Multimeters me nā hiʻohiʻona palekana i hiki iā ʻoe ke hana palekana. Hoʻopili ʻia kēia mau hiʻohiʻona palekana e like me nā pae CAT. E kama'āina kākou i nā pae. Hoʻomaka ka HVAC Multimeters me kahi helu CAT III.
CAT I: Loaʻa i kēlā me kēia multimeter kumu liʻiliʻi ka palapala CAT I. Hiki iā ʻoe ke ana i nā kaapuni maʻalahi, akā ʻaʻole hiki iā ʻoe ke hoʻohui iā ia i ka lako mana nui.
CAT II: Hiki iā ia ke ana ma waena o 110V a 240 volts. Hiki iā ʻoe ke hoʻohana i nā multimeters me kēia helu no kahi kokoke i nā kaapuni uila. Hiki i kēia mau mea ke ana a hiki i 100A.
CAT III: Hoʻolālā ʻia kēia pae i hiki i nā ʻenehana ke hana i nā mea haki nui. Pono e hoʻomaka nā helu hōʻoia HVAC multimeters mai ʻaneʻi. Hiki ke ana ʻia nā mea i hoʻopili pololei ʻia i loko o ka ʻōnaehana refrigeration nui.
CAT IV: ʻO kēia ka mea kiʻekiʻe loa e loaʻa iā ia no nā pae CAT. Hōʻike ka CAT IV e hiki ke hana me nā kumu mana pololei. Inā loaʻa i kahi multimeter ka helu CAT IV a laila ʻaʻohe kānalua ʻo ia kekahi o ka palekana loa e pili ana i ka ʻōnaehana HVAC.
Kūlana ʻokoʻa
He hiʻohiʻona kēia e hiki ai i ka mika ke hoʻoholo aunoa i ka laulā o ka volta no ʻoe. Mālama kēia iā ʻoe i ka nui o ka manawa no ka mea ʻaʻole pono ia e hoʻokomo i ke ʻano o ka laulā. Akā, hiki i kekahi mau hi'ohi'ona ha'aha'a ke hā'awi i nā hualoa'a kūpono'ole i ka ho'okele ka'a.
Pākuʻi
ʻOiai e hana ana i ka HVAC, ʻaʻole ia he hana maʻamau me ka ʻole o ke ao. No laila me ka ʻole o kahi hōʻike backlit, ʻaʻole hiki iā ʻoe ke hana i nā manawa a me nā kaiapuni. I ko mākou ʻike, ʻaneʻane pono ʻoe e ʻimi i kahi hiʻohiʻona backlit i nā multimeter HVAC.
palapala hoʻokō
ʻO kahi palapala hōʻoia ma ka huahana e hāʻawi iā ʻoe i ka hilinaʻi ma ka mea hana a me ka huahana. ʻO ka multimeter kahi mīkini uila e ana i nā helu like ʻole. No laila, loaʻa iā ia kekahi mau hemahema a i ʻole ka hana ʻino i ka wā e hana ana me nā kaha kiʻekiʻe. ʻO kahi palapala hōʻoia ma ka multimeter e mālama pono iā ʻoe.
E hoʻokaʻaʻike i ka mea hana hana e ʻike inā aia kekahi palapala hōʻoia ma ka hāmeʻa āu e kūʻai nei.
ʻO nā HVAC Multimeters maikaʻi loa i nānā ʻia
Eia kekahi o nā HVAC Multimeters kiʻekiʻe me kā lākou mau hiʻohiʻona & cons i hoʻonohonoho ʻia i kahi ʻano leʻaleʻa. E lele pono kākou iā lākou.
1. Fluke 116/323 KIT HVAC Multimeter a me Clamp Meter Combo Kit
Nā ʻano e noʻonoʻo ai
ʻO ka Fluke 116/323 ka mea hana kūpono no nā ʻenehana HVAC no kāna kūlana o ka hoʻolālā kiʻi a me nā noi. Hoʻolālā kūikawā ʻia ʻo Model 116 no ke ana ʻana i nā mahana ma ka 80BK-A i hoʻohui ʻia DMM wela probe & Micro amp e hoʻāʻo ai i nā mea ʻike ahi no nā noi HVAC. ʻO nā ana RMS ʻoiaʻiʻo a me nā ergonomics i hoʻopaʻa ʻia e hana i nā hiʻohiʻona 316 i kūpono no nā mea uila maʻamau.
ʻO nā kukui LED keʻokeʻo nui e hāʻawi iā ʻoe i kahi heluhelu akaka ma nā wahi pōʻeleʻele loa. Hoʻāʻo ʻia nā hiʻohiʻona ʻelua no ka hoʻohana palekana ʻana i nā kaiapuni CAT III 600 V. Kōkua ka haʻahaʻa haʻahaʻa i ka pale ʻana i ka heluhelu wahaheʻe ʻana ma muli o nā volta ghost.
Hiki i kēia mau multimeters ke ana i ka 400 Amps AC i kēia manawa a me 600 AC a me ka uila DC. He māmā nā hiʻohiʻona ʻelua a Fluke akā ʻo ke kūkulu ʻia a hoʻāʻo ʻia i nā kūlana paʻakikī. Hele mai ka pahu me ka mika wili no kēlā me kēia ʻano hana uila. Ma ka holoʻokoʻa, ʻo kēia pahu ka mea hana kūpono e loaʻa ai kahi hui me nā hana ʻenehana a uila paha.
Con
I kekahi manawa ʻaʻole pololei ka heluhelu wela o ka Fluke. Pono ʻoe e makaʻala no ka mea he nui nā mea ʻike i ka multimeter. Loaʻa i ka hōʻike kekahi mau pilikia e like me ka nalowale o ka ʻokoʻa inā ʻike ʻia mai kahi kihi ākea.
2. Triplett Compact CAT II 1999 Helu Digital Multimeter
Nā ʻano e noʻonoʻo ai
Hāʻawi ka Triplett 1101 B compact multimeter i nā mea hoʻohana me nā ʻano hana like ʻole me ka volta AC/DC i 600V, nā helu o kēia manawa i 10A, ka mahana ma kelvin & transistor hFE hōʻike. He maʻalahi ka heluhelu ʻana o ka hōʻike 3-3/4 huahelu, 1900 helu backlit. Aia kahi pihi paʻa ʻikepili e mālama ana i ka pahu hau no kou pono.
Hoʻāʻo ʻia kēia kumu hoʻohālike no ka hoʻohana palekana ʻana i nā kaiapuni CAT III 600 V. Hāʻawi nā hiʻohiʻona pale overload i ke kūpaʻa piha ʻana i kekahi ʻano o nā pōʻino overdose. Loaʻa iā ia kahi kāmaʻa rubberized e hāʻawi ana i ka multimeter me ka hopena a me ka pale ʻana.
ʻO ke kūpaʻa o ka huahana mai 2m a 200 ohms. ʻO ke pihi mana hoʻopaʻa kaʻa e kōkua i ka mālama ʻana i kekahi mana o ka pākaukau. Hele mai ka pūʻolo me nā pauku alligator, 9V pākaukau, a me Type K bead probe.
Con
Hoʻohana ʻo Triplett i nā ʻona 9V ma kahi o nā pihi AA a i ʻole AAA e hiki ke piʻi iki inā pono e pani. ʻAʻole loaʻa ka hoʻomaka ʻana no kēia hāmeʻa.
3. Mea Hana Klein MM600 HVAC Multimeter, Digital Auto-Ranging Multimeter no ka Voltage AC/DC
Nā ʻano e noʻonoʻo ai
Inā ʻoe e ʻimi nei i kahi HVAC Multimeter me nā helu kiʻekiʻe e ana, a laila kūpono paha kēia Klein multimeter iā ʻoe. Loaʻa iā ia ka hiki ke ana a hiki i ka 1000V AC/DC voltage, ka mahana, ka ho'āʻo diode, ka hoʻomau, ka pōʻai hana & 40M kū'ē. Kūpono ʻo Klein MM600 i ka hana ma nā wahi electromagnetic no ka home, ʻoihana a i ʻole nā mea hana.
Nui ka hōʻike ʻana o ka Klein no ka mea e ʻike maopopo i nā ana āpau a me kahi kukui hope e hana ai i nā pōʻeleʻele. E aʻo aku ka hōʻailona haʻahaʻa haʻahaʻa iā ʻoe e hoʻololi i nā pila i kēlā me kēia makahiki. He wahi kona e mālama ai i nā ʻōuli ma hope.
Hiki i ka hui ke kū i kahi hāʻule mai kahi kokoke i 2 mika. Me kēlā, hāʻawi ia i kahi helu palekana CAT IV 600V a i ʻole CAT III 1000V e lilo i mea hakakā o nā multimeter HVAC kiʻekiʻe. Loaʻa iā ia ka pale fuse no nā hihia overload. He koho maikaʻi ka Klein MM600 inā ʻoe e noʻonoʻo nei ʻoihana multimeters me kahi ākea e ana i nā au AC/DC.
Con
Nalo ka pale o ka MM600 i kekahi ʻokoʻa inā ʻike ʻia mai kekahi mau kihi. ʻAʻole ʻōlelo ʻia e ana ʻoi aku ma mua o 6 Amps i kēia manawa. E heluhelu pono i ka palapala kuhikuhi ma mua o ka hoʻohana ʻana.
4. Fieldpiece HS33 hiki ke hoʻonui ʻia ka manual Ranging Stick Multimeter no HVAC/R
Nā ʻano e noʻonoʻo ai
Loaʻa iā Fieldpiece HS33 kahi hoʻolālā kūpono ʻole ma mua o nā hoʻolālā kuʻuna ʻē aʻe o nā multimeter HVAC ʻē aʻe. ʻO nā kihi Rubberized a puni ka hāmeʻa e ʻae iā ia e maikaʻi me ka hāʻule ʻana mai nā lima. Hiki i ka mea hana ke ana maʻalahi i ka 600A AC i kēia manawa, ka uila, ke kūpaʻa a me ka capacitance no kekahi mīkini HVAC/R. Hāʻawi pū ʻia ka helu palekana Cat-III 600V me ka mika.
Hana hoʻāʻo uila me ka launa ʻole me ka mīkini ʻo ia ka hiʻohiʻona o kēia mea. ʻO nā hoʻololi rotary a puni ka HS33 he maʻalahi a maʻalahi. ʻO ke ana ʻana o ka HS33 mai VAC, VDC, AAC, ADC, mahana, capacitance (MFD) a me nā hiʻohiʻona ʻē aʻe.
ʻO ke ʻano ergonomic o ka mika e kūpono maikaʻi me ka lima hoʻokahi; ʻO ka hapa nui o nā multimeters paʻakikī ke paʻa me ka lima hoʻokahi no ka laulā. ʻO ka hiʻohiʻona paʻa ʻikepili hiki iā ʻoe ke mālama i ka heluhelu hope loa mai kāu hoʻohana ʻana inā pono ʻoe e hoʻohālikelike i nā hopena. Hele mai ka ʻāpana holoʻokoʻa me kahi mika clamp, nā alakaʻi hoʻāʻo no nā silicones, kahi pākaukau o 9V, alligator lead extensions & kahi pahu pale.
Con
ʻO ka hiʻohiʻona ʻoi loa o ka puʻuwai o ia mea koʻikoʻi ʻo ka nele o kahi hōʻike backlit. ʻAʻole hiki iā ʻoe ke hana i kēia mika ma nā wahi pōʻeleʻele. He liʻiliʻi ka nui hōʻike, no laila e paʻakikī ʻoe i ka lawe ʻana i nā heluhelu.
5. UEI Mea Hana Ho'āʻo DL479 True RMS HVAC/R Clamp Meter
Nā ʻano e noʻonoʻo ai
UEI DL479 kekahi ergonomically shaped HVAC multimeter me ka mika pipili ma kona poo no ka hana lima ole. Hiki iā ia ke ana i ka 600A AC Current, 750V AC/600V DC voltages, resistance, microamps, capacitance, temperature, frequency & diode test. ʻO ka ʻike uila ʻole pili kekahi o nā hiʻohiʻona e hoʻokaʻawale iā ia mai nā mea ʻē aʻe.
Ua helu ʻia ka ʻāpana CAT IV 600V/CATIII 1000V ma lalo o IEC 61010-1 3rd edition. Hiki iā ia ke paʻa i ka hopena ma mua a hiki iā ʻoe ke hoʻohālikelike me ka hopena o kēia manawa āu i hoʻokō ai. ʻO ka UEI DL479 he backlight, no laila hiki iā ʻoe ke hana ma nā wahi pōʻeleʻele me ka pilikia ʻole.
Ua hoʻohui ʻia ka hōʻailona voltage audible i hiki iā ʻoe ke hoʻomaopopo maʻalahi inā e hana ana ka mīkini e ka buzz mau a me ke kukui ʻulaʻula pū kekahi. Hele mai ka ʻāpana holoʻokoʻa me nā alakaʻi hoʻāʻo, w/alligator clips, Zippered pouch & 2 Bateri AAA. Hiki ke hoʻohana maʻalahi kēia mika no nā au laina, ka uila ʻōnaehana, ka hoʻomau kaapuni a me ka ʻike ʻana i nā hewa diode.
Con
I loko o ia mea, wikiwiki loa ka hōʻike ʻana i ka backlighting no nā mea hoʻohana e hana. Loaʻa kekahi mau hihia ke kū ka hoʻomau me ka hāʻule ʻole a hāʻule paha. Ua nīnau pū ʻia ka pololei o ka hāmeʻa.
NPP
Eia kekahi mau nīnau e nīnau pinepine ʻia a me kā lākou pane.
ʻO wai ka mea ʻoi aku ka maikaʻi o ka mīkini hoʻopili a i ʻole multimeter?
Hoʻokumu mua ʻia kahi mika clamp no ke ana ʻana i ke au (a i ʻole ka amperage), aʻo ka multimeter ke ana maʻamau i ka volta, kūʻē, hoʻomau, a i kekahi manawa haʻahaʻa. … ʻO ka mea nui mīkini mika ʻO ka ʻokoʻa me ka multimeter ʻokoʻa hiki iā lākou ke ana i ke au kiʻekiʻe, ʻoiai ʻoi aku ka pololei o nā multimeters a ʻoi aku ka maikaʻi o ka hoʻonā.
He aha ka ʻokoʻa ma waena o ka voltmeter a me ka multimeter?
Inā pono ʻoe e ana i ka uila, a laila lawa ʻoe i ka voltmeter, akā inā makemake ʻoe e ana i ka uila a me nā mea like e like me ke kūʻē a me kēia manawa, a laila pono ʻoe e hele me kahi multimeter. ʻO ka ʻokoʻa nui loa i nā hāmeʻa ʻelua e lilo paha inā ʻoe e kūʻai i kahi mana uila a analog paha.
Q: Hiki ke hoʻohana ʻia kekahi Multimeter no ka hoʻāʻo HVAC?
Ans: ʻAʻole, ʻaʻole loa. Hiki ke lilo ka ho'āʻo HVAC i mea pōʻino inā hoʻohana ʻoe i nā mea hana hewa. Hoʻolālā ʻia nā multimeter HVAC ma ke ʻano i hiki ke kūpono i nā ʻōnaehana HVAC. ʻO nā multimeters maʻamau hoʻi i ka nui o nā hiʻohiʻona e pono e hana me ka HVAC.
Q: He aha ka mea ʻoi aku ka maikaʻi ma waena o nā analog & digital multimeters?
Ans: ʻO nā multimeters kikohoʻe, ʻoiaʻiʻo, e hāʻawi iā ʻoe i ka pololei kiʻekiʻe ma mua o nā analog. Loaʻa i kēia mau kikohoʻe kekahi hiʻohiʻona auto-ranging. No laila e ʻoi aku ka ʻoluʻolu iā ʻoe ke ana i nā ʻano ʻokoʻa me ka hoohana ana i ka Digital Multimeter.
Q: Aia kekahi pōʻino i ka hoʻohana ʻana i ka Multimeter?
Ans: Pili kēia i ka polokalamu āu e hana nei. Inā ʻoe e hoʻohana ana i kahi Multimeter hale i kahi ʻoihana, a laila hiki ke alakaʻi i nā kūlana koʻikoʻi. He mea nui ka heluhelu ʻana i nā ʻōlelo aʻoaʻo a me nā mea hoʻohana e hoʻomaopopo pono i nā noi a me ke ana ʻana o ka Multimeter.
Q: He aha ka hoʻohana ʻana o kahi Clamp?
Ans: ʻO nā ʻāpana he mau mea ʻē aʻe no nā ʻimi noiʻi āu e ana me ka lawe ʻana i nā uwea no ke au nui. ʻO nā āwae hili o ka mika uila e hiki ai i nā ʻenehana ke hoʻopaʻa i nā ʻauwae a puni kahi uwea a i ʻole hoʻouka ʻia ma kahi ʻōnaehana HVAC a laila ana i ke au me ka wehe ʻole ʻana.
Panina
ʻO ka hoʻokūkū a puni ka mākeke ke hoʻāʻo nei nā mea hana a pau e hōʻoluʻolu i kā lākou mea kūʻai aku me nā hiʻohiʻona āpau. Eia mākou me ko mākou manaʻo loea e pili ana i kēia mea e kōkua iā ʻoe e hoʻoholo paʻa.
ʻO ka Fluke 116/323 kekahi o nā koho kūpono e hana ai inā e noʻonoʻo ana kekahi i ka pahu multimeter HVAC. Ua hoʻolālā ʻo Fluke i kahi mīkini kiʻekiʻe i hoʻopiha ʻia me nā hiʻohiʻona he nui e pili ana i ka volta Ghost, ka ʻimi wela. ʻO ka UEI DL479 kekahi multimeter i hoʻopaʻa ʻia e hiki iā ʻoe ke koho me nā hiʻohiʻona kupaianaha pū kekahi.
ʻO ka mea maikaʻi loa iā ʻoe ʻo ka noʻonoʻo ʻana i kāu mau koi i ka wā e hana ana i kāu mau māla. Loaʻa nā hiʻohiʻona kūʻokoʻa i nā multimeter i hōʻike ʻia. No laila pono ʻoe e hoʻohālikelike i kāu koho o nā hiʻohiʻona e koho i nā multimeter HVAC maikaʻi loa no kāu hana.
ʻO wau ʻo Joost Nusselder, ka mea nāna i hoʻokumu i ke Kauka Mea Hana, mea kūʻai maʻiʻo, a me ka makuakāne. Makemake au i ka hoʻāʻo ʻana i nā mea hana hou, a me kaʻu hui ua hana au i nā ʻatikala blog hohonu mai ka makahiki 2016 e kōkua i ka poʻe heluhelu kūpaʻa me nā mea hana a me nā ʻōlelo aʻoaʻo.
