Qhov sib txawv ntawm cov yam ntxwv ntawm tus taw tes hom multimeter thiab digital multimeter
Hais txog cov yam ntxwv ntawm tus pointer hom multimeter thiab digital multimeter, cov qauv muaj pes tsawg leeg ntawm pointer type multimeter, feem ntau siv pointer type multimeter, cov qauv tsim thiab cov yam ntxwv ntawm digital multimeter, feem ntau siv digital multimeter qauv, thiab lwm yam.
1, Cov yam ntxwv ntawm tus pointer hom multimeter
Ib tug pointer hom multimeter yog ib tug multimeter uas siv pointers los qhia qhov ntsuas qhov tseem ceeb. Nws yog ib qho analog zaub multimeter uas tuaj yeem siv los ntsuas qhov tsis kam, DC voltage, AC voltage, DC tam sim no, transistor amplification, thiab decibel nqi.
1. Cov qauv tsim ntawm tus Pointer Multimeter
Nws feem ntau muaj lub taub hau 'meter', dial, vaj tse, cwj mem, hloov pauv, hloov khoom siv, roj teeb, rectifier, thiab resistor. Lub magnetoelectric micro ampere DC Ammeter nrog siab sab hauv thiab rhiab heev yog feem ntau siv raws li lub taub hau meter. Nws yog cov khoom tseem ceeb ntawm multimeter thiab muaj cov pointer, magnetic circuit system, deflection system thiab dial; Lub xov tooj yog luam tawm nrog ntau yam cim, nplai R, thiab tus lej muaj nuj nqis.
Ua ntej siv multimeter, nws yog ib qho tsim nyog yuav tsum nkag siab lub ntsiab lus ntawm ntau lub cim thiab cov ntawv ntawm lub dial thiab cov qauv nyeem ntawm txhua qhov teev.
Kev hloov pauv hloov pauv yog siv los xaiv cov khoom geodetic thiab ntau yam. Feem ntau cov multimeters tsuas muaj ib qho kev hloov pauv, thaum 500 hom multimeter siv ob lub hloov pauv hloov pauv los xaiv cov khoom ntsuas thiab ntau yam.
Siv lub "-" # zoo li tus neeg kho tshuab hloov kho nyob rau hauv nruab nrab ntawm lub 'meter' los kho txoj hauj lwm ntawm tus pointer thaum nws nyob ruaj ruaj (ie tus pointer yuav tsum nyob rau ntawm "0" nyob rau sab laug ntawm lub dial thaum nws yog nyob ruaj ruaj). Lub xoom hloov pob qhov rooj tsuas yog siv thaum ntsuas qhov tsis kam ntawm lub ntsuas.
Lub multimeter muaj ob qhov kev sojntsuam, ib qho yog ib qho kev sojntsuam dub, uas txuas nrog "ib" qhov kawg ntawm lub tshuab multimeter (thaum nyob rau hauv qhov kev tiv thaiv ntau, nws txuas nrog tus ncej zoo ntawm lub roj teeb hauv lub ntsuas); Lwm qhov yog ib qho kev sojntsuam liab, uas txuas nrog rau qhov "ntxiv" kawg ntawm multimeter thiab poked rau hauv lub qhov (thaum nyob rau hauv qhov kev tiv thaiv ntau yam, nws txuas nrog rau qhov tsis zoo electrode ntawm lub tank hluav taws xob hauv lub 'meter', 2500V voltage davhlau ya nyob twg. qhov (socket), thiab 5A tam sim no lub qhov (socket)
2. Feem ntau siv pointer hom multimeter
Tus pointer hom multimeter feem ntau suav nrog MF-LO hom, MF-30 hom, thiab MF-35 hom. Muaj ntau hom, suav nrog MF-47, MF-50, thiab 500.
2, Cov yam ntxwv ntawm cov qauv ntawm Digital Multimeters
Cov multimeter digital tau txais cov kua siv lead ua kua (LCD lossis LED) cov zaub,
Ib tug multimeter siv los qhia qhov ntsuas qhov tseem ceeb muaj qhov zoo ntawm cov duab intuitive thiab raug siab.
1. Cov txheej txheem muaj pes tsawg leeg ntawm digital multimeter. Los ntawm: Electrician Tianxia
Nws feem ntau muaj cov zaub, tso saib tsav tsheb Circuit Court, dual integral analog-to-digital (A/D) converter, AC-DC hloov dua siab tshiab Circuit Court, hloov pauv hloov, cwj mem, lub qhov (socket), lub hwj chim hloov, ntau yam kev ntsuas circuits, thiab kev tiv thaiv circuits.
Cov zaub feem ntau siv LCD, portable digital multimeter feem ntau siv peb thiab ib nrab tus lej LCD zaub, thiab desktop digital multimeter feem ntau siv tsib thiab ib nrab tus lej LCD zaub.
Cov zaub tsav tsheb Circuit Court thiab dual integral A / D converter feem ntau yog siv cov kev sib koom ua ke sib txuas, uas hloov cov teeb liab analog xa los ntawm txhua qhov kev ntsuas hluav taws xob rau hauv cov teeb liab digital thiab ncaj qha tsav lub LCD kom pom qhov ntsuas ntsuas.
