Yuav ua li cas ntsuas qhov voltage ntawm peb-theem hluav taws xob nrog multimeter
1. Kho lub pob qhov rooj ntawm multimeter rau V ~ thiab taw tes rau 750V (qhov no tsis tas yuav yog 750, ntau dua 380 tuaj yeem ua tau).
2. Ntxig ib kawg ntawm cov xim liab thiab xim dub rau hauv lub com thiab VΩmA sockets ntawm lub multimeter feem, lub stylus dub rau hauv lub qhov (socket) com thiab lub stylus liab rau hauv VΩmA qhov (socket).
3. Qhib lub multimeter, qhov kawg ntawm ob lub stylus thiab kab yuav tsum tau ntsuas nyob rau hauv kev sib cuag (Ceeb toom: peb-theem hluav taws xob ntawm txhua qhov hluav taws xob hlau thiab xoom kab voltage yog 220V, qhov voltage ntawm ob lub hluav taws xob hlau yog 380V)
4. Qhov kawg kev nyeem ntawv tso tawm ntawm qhov screen yog qhov ntsuas qhov ntsuas hluav taws xob.
General peb-theem 10 kV high-voltage fais fab tom qab transformer kauj ruam-down kom tau peb-theem tsib-xaim system (peb hluav taws, 1 xoom, 1 av) fais fab.
Yog hais tias tus tswv tsuas yog yuav tsum ntsuas qhov voltage ntawm peb-theem fais fab, ces nws yog ib qho yooj yim heev ah, nrog ib tug AC voltmeter los yog multimeter AC cov ntaub ntawv ntawm tus cwj mem liab thiab dub yog ob los ntawm ob nrog ib tug ob ntawm peb-theem hwj chim. txuas nrog rau kev nyeem ntawv yuav tsum nyob rau hauv qhov ntau ntawm 380V ± 5%.
Hais tias yog, qhov voltage ntawm A thiab B yog hais txog 380V, qhov voltage ntawm B thiab C kuj yog hais txog 380V, saum toj no ob cov ntaub ntawv yog hais tias lawv yog lawm, ces qhov voltage ntawm theem A thiab theem C kuj yuav tsum yog 380V.
Multimeter yuav ua li cas ntsuas peb-theem hluav taws xob 380V voltage
1. lub pob qhov rooj ntawm lub multimeter rau V ~ cov ntaub ntawv, thiab taw tes rau 750V (cov ntaub ntawv no tsis tas yuav yog 750, ntau dua 380 tuaj yeem ua tau).
2. Ntxig ib qho kawg ntawm cov xim liab thiab xim dub rau hauv com thiab VΩmA sockets ntawm multimeter, lub stylus dub rau hauv lub qhov (socket) com thiab lub stylus liab rau hauv VΩmA socket.
3. Qhib lub multimeter, qhov kawg ntawm ob lub stylus thiab kab yuav tsum tau ntsuas nyob rau hauv kev sib cuag (Ceeb toom: peb-theem hluav taws xob ntawm txhua qhov hluav taws xob hlau thiab xoom kab voltage yog 220V, qhov voltage ntawm ob lub hluav taws xob hlau yog 380V)
4. Qhov kev nyeem ntawv kawg tso tawm ntawm qhov screen yog qhov ntsuas qhov ntsuas hluav taws xob.
Multimeter, tseem hu ua multipurpose meter, multi-purpose meter, triple meter, ib txwm ntsuas ntsuas, thiab lwm yam, yog ib qho tseem ceeb ntsuas ntsuas nyob rau hauv lub hwj chim electronics thiab lwm yam sectors, feem ntau yog ntsuas voltage, tam sim no thiab kuj raws li lub ntsiab lub hom phiaj. Multimeter muab faib ua pointer multimeter thiab digital multimeter raws li hom zaub. Nws yog ib qho khoom siv ntau yam, ntau qhov ntsuas ntsuas, feem ntau lub tshuab ntsuas ntsuas tau ntsuas DC tam sim no, DC voltage, AC tam sim no, AC voltage, tsis kam thiab qib suab, thiab lwm yam. Qee qhov kuj tuaj yeem ntsuas AC tam sim no, capacitance, inductance thiab qee qhov tsis sib xws ntawm semiconductors. (eg, ) thiab lwm yam.
