電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)是(shi)根據通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)導(dao)體在(zai)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)中(zhong)受(shou)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)力(li)的(de)(de)(de)作用(yong)(yong)(yong)(yong)而(er)(er)制(zhi)成(cheng)的(de)(de)(de)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)內(nei)部有(you)(you)一永磁(ci)(ci)(ci)(ci)(ci)體，在(zai)極間產生磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)，在(zai)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)中(zhong)有(you)(you)一個(ge)線(xian)圈，線(xian)圈兩端(duan)(duan)(duan)(duan)各有(you)(you)一個(ge)游絲彈簧，彈簧各連接(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)一個(ge)接(jie)(jie)線(xian)柱(zhu)，在(zai)彈簧與線(xian)圈間由(you)一個(ge)轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)連接(jie)(jie)，在(zai)轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)相對(dui)于(yu)(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)前端(duan)(duan)(duan)(duan)，有(you)(you)一個(ge)指針。當(dang)有(you)(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過(guo)(guo)時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)沿彈簧、轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)通(tong)過(guo)(guo)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)切磁(ci)(ci)(ci)(ci)(ci)感線(xian)，所(suo)以(yi)(yi)(yi)受(shou)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)力(li)的(de)(de)(de)作用(yong)(yong)(yong)(yong)，使(shi)(shi)線(xian)圈發生偏轉(zhuan)(zhuan)(zhuan)，帶(dai)動轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)、指針偏轉(zhuan)(zhuan)(zhuan)。由(you)于(yu)(yu)(yu)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)力(li)的(de)(de)(de)大(da)(da)(da)小(xiao)隨電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)增(zeng)大(da)(da)(da)而(er)(er)增(zeng)大(da)(da)(da)，所(suo)以(yi)(yi)(yi)就可(ke)以(yi)(yi)(yi)通(tong)過(guo)(guo)指針的(de)(de)(de)偏轉(zhuan)(zhuan)(zhuan)程(cheng)度來(lai)觀(guan)察電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)的(de)(de)(de)大(da)(da)(da)小(xiao)。一般(ban)可(ke)直(zhi)(zhi)接(jie)(jie)測(ce)(ce)(ce)量(liang)(liang)微(wei)安或(huo)毫(hao)安數(shu)量(liang)(liang)級的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，為(wei)測(ce)(ce)(ce)更(geng)大(da)(da)(da)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)應有(you)(you)并(bing)聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻器(qi)(qi)(qi)（又稱(cheng)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)）。主(zhu)要(yao)(yao)采(cai)用(yong)(yong)(yong)(yong)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)。分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻值(zhi)要(yao)(yao)使(shi)(shi)滿(man)(man)量(liang)(liang)程(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過(guo)(guo)時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)滿(man)(man)偏轉(zhuan)(zhuan)(zhuan)，即(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)指示(shi)達(da)到最大(da)(da)(da)。對(dui)于(yu)(yu)(yu)幾安的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)內(nei)設(she)置分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。對(dui)于(yu)(yu)(yu)幾安以(yi)(yi)(yi)上的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，則采(cai)用(yong)(yong)(yong)(yong)外附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。大(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻值(zhi)很(hen)小(xiao)，為(wei)避免(mian)引線(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻和接(jie)(jie)觸電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻附加于(yu)(yu)(yu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)而(er)(er)引起誤差，分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)要(yao)(yao)制(zhi)成(cheng)四端(duan)(duan)(duan)(duan)形(xing)式(shi)(shi)，即(ji)有(you)(you)兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)(duan)(duan)(duan)，兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓端(duan)(duan)(duan)(duan)。直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)主(zhu)要(yao)(yao)采(cai)用(yong)(yong)(yong)(yong)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動系(xi)(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)(見(jian)機械式(shi)(shi)指示(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou))，這些測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)的(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)基(ji)本(ben)量(liang)(liang)是(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)用(yong)(yong)(yong)(yong)來(lai)直(zhi)(zhi)接(jie)(jie)測(ce)(ce)(ce)小(xiao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對(dui)于(yu)(yu)(yu)大(da)(da)(da)量(liang)(liang)值(zhi)的(de)(de)(de)直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)要(yao)(yao)使(shi)(shi)用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)，也就是(shi)并(bing)聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻。它的(de)(de)(de)作用(yong)(yong)(yong)(yong)是(shi)將大(da)(da)(da)部分(fen)(fen)被測(ce)(ce)(ce)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對(dui)約(yue)10A以(yi)(yi)(yi)下的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)多采(cai)用(yong)(yong)(yong)(yong)內(nei)附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi);對(dui)更(geng)大(da)(da)(da)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)，則使(shi)(shi)用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。它采(cai)取四端(duan)(duan)(duan)(duan)結構(gou)(gou)(圖a)，具有(you)(you)兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)(duan)(duan)(duan)，兩個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位端(duan)(duan)(duan)(duan)。交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)可(ke)采(cai)用(yong)(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)系(xi)(xi)(xi)或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動系(xi)(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)。為(wei)使(shi)(shi)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機構(gou)(gou)也能用(yong)(yong)(yong)(yong)于(yu)(yu)(yu)測(ce)(ce)(ce)量(liang)(liang)交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)利用(yong)(yong)(yong)(yong)整(zheng)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)或(huo)熱電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)偶等(deng)器(qi)(qi)(qi)件(jian)先將交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)轉(zhuan)(zhuan)(zhuan)換為(wei)直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu);由(you)它們組合(he)(he)而(er)(er)成(cheng)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)分(fen)(fen)別稱(cheng)為(wei)整(zheng)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(見(jian)整(zheng)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao))、熱電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)式(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)。為(wei)擴大(da)(da)(da)量(liang)(liang)程(cheng)以(yi)(yi)(yi)測(ce)(ce)(ce)量(liang)(liang)大(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，整(zheng)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)也采(cai)用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi);電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動系(xi)(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)做法同(tong)前;電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)系(xi)(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)則是(shi)加粗(cu)線(xian)圈導(dao)線(xian)、減少(shao)匝數(shu)。對(dui)于(yu)(yu)(yu)更(geng)大(da)(da)(da)的(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)需配合(he)(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)互感器(qi)(qi)(qi)使(shi)(shi)用(yong)(yong)(yong)(yong)。通(tong)常可(ke)利用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)和交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)字(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓表(biao)(biao)(biao)(biao)(biao)構(gou)(gou)成(cheng)交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)字(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)。

繼(ji)電(dian)(dian)(dian)器(qi)（英文名(ming)稱(cheng)(cheng)：relay）是(shi)一(yi)(yi)(yi)(yi)種(zhong)電(dian)(dian)(dian)控(kong)(kong)(kong)(kong)制(zhi)(zhi)器(qi)件，是(shi)當(dang)輸(shu)入量(liang)(liang)（激勵(li)量(liang)(liang)）的(de)(de)變化(hua)達到規定(ding)要(yao)求(qiu)時，在(zai)電(dian)(dian)(dian)氣(qi)輸(shu)出(chu)電(dian)(dian)(dian)路(lu)中(zhong)使(shi)被控(kong)(kong)(kong)(kong)量(liang)(liang)發生預定(ding)的(de)(de)階(jie)躍變化(hua)的(de)(de)一(yi)(yi)(yi)(yi)種(zhong)電(dian)(dian)(dian)器(qi)。它具有控(kong)(kong)(kong)(kong)制(zhi)(zhi)系(xi)統（又稱(cheng)(cheng)輸(shu)入回(hui)路(lu)）和(he)被控(kong)(kong)(kong)(kong)制(zhi)(zhi)系(xi)統（又稱(cheng)(cheng)輸(shu)出(chu)回(hui)路(lu)）之間的(de)(de)互動關系(xi)。通(tong)常應用于自(zi)動化(hua)的(de)(de)控(kong)(kong)(kong)(kong)制(zhi)(zhi)電(dian)(dian)(dian)路(lu)中(zhong)，它實(shi)際上是(shi)用小電(dian)(dian)(dian)流(liu)去(qu)控(kong)(kong)(kong)(kong)制(zhi)(zhi)大電(dian)(dian)(dian)流(liu)運(yun)作(zuo)的(de)(de)一(yi)(yi)(yi)(yi)種(zhong)“自(zi)動開關”。故(gu)在(zai)電(dian)(dian)(dian)路(lu)中(zhong)起(qi)著自(zi)動調節、安(an)全保(bao)護(hu)、轉(zhuan)換電(dian)(dian)(dian)路(lu)等作(zuo)用。繼(ji)電(dian)(dian)(dian)器(qi)線圈(quan)在(zai)電(dian)(dian)(dian)路(lu)中(zhong)用一(yi)(yi)(yi)(yi)個(ge)長(chang)(chang)方(fang)框(kuang)(kuang)(kuang)符(fu)號(hao)表示(shi)，如果繼(ji)電(dian)(dian)(dian)器(qi)有兩個(ge)線圈(quan)，就(jiu)畫(hua)(hua)兩個(ge)并列的(de)(de)長(chang)(chang)方(fang)框(kuang)(kuang)(kuang)。同時在(zai)長(chang)(chang)方(fang)框(kuang)(kuang)(kuang)內或長(chang)(chang)方(fang)框(kuang)(kuang)(kuang)旁(pang)標上繼(ji)電(dian)(dian)(dian)器(qi)的(de)(de)文字符(fu)號(hao)“J”。繼(ji)電(dian)(dian)(dian)器(qi)的(de)(de)觸(chu)點有兩種(zhong)表示(shi)方(fang)法(fa)：一(yi)(yi)(yi)(yi)種(zhong)是(shi)把它們直(zhi)接畫(hua)(hua)在(zai)長(chang)(chang)方(fang)框(kuang)(kuang)(kuang)一(yi)(yi)(yi)(yi)側，這種(zhong)表示(shi)法(fa)較為直(zhi)觀(guan)。另(ling)一(yi)(yi)(yi)(yi)種(zhong)是(shi)按照電(dian)(dian)(dian)路(lu)連(lian)接的(de)(de)需要(yao)，把各個(ge)觸(chu)點分(fen)別畫(hua)(hua)到各自(zi)的(de)(de)控(kong)(kong)(kong)(kong)制(zhi)(zhi)電(dian)(dian)(dian)路(lu)中(zhong)，通(tong)常在(zai)同一(yi)(yi)(yi)(yi)繼(ji)電(dian)(dian)(dian)器(qi)的(de)(de)觸(chu)點與線圈(quan)旁(pang)分(fen)別標注上相同的(de)(de)文字符(fu)號(hao)，并將觸(chu)點組編上號(hao)碼，以示(shi)區別。

WEIGEL    電器件    SHUNT 6000A/60MV/CLASS 0.5
WEIGEL    電流表    PQ96K 0-6000A
WEIGEL    電流表    BIEQ 72K 15min 1250/1A
WEIGEL    電流表    A1U2.2 INPUT：0-0.5A OUT：4-20mA 220V
WEIGEL    備件    SUS-01-Q-2/G-220DC
WEIGEL    備件    LSP144
WEIGEL    備件    DAS10-40P1R NR：943622-003
WEIGEL    備件    DA13-NA50/I12R-4
WEIGEL    電流表    EQ48 10A
WEIGEL    備件    EQ144K/1A/800A
WEIGEL    備件    EQ96K 0-1A =》0-1600A
WEIGEL    備件    DPA 10-31E10G
WEIGEL    電流表    EQ48 10A
WEIGEL    電流表    PQ96K
WEIGEL    電流表    RW96MIN/MAX 0-1A 230V AC
WEIGEL    電流表    PQ96K    +/-30VDC -+/-60mV/6;5kA
WEIGEL    壓力變送器    TYPE:V1U 2.2 SN:26057009
WEIGEL    電流表    A1U2.2 INPUT：0-0.5A OUT：4-20mA 220V
WEIGEL    功率因數表    PQ96K MESSB.4-20MA SKALA 0.5cap-1-0.5ind Power Factor Meter
WEIGEL    分流器    shunt-150mV-1000A-0.5
WEIGEL    備件    EQ144K/1A/80A
WEIGEL    功率因數變送器    DUW2.1
WEIGEL    電流變送器    電流變送器/A1U2.0
WEIGEL    位置指示器    SUS-01-Q-R/G-220DC
WEIGEL    表    P72PRS
WEIGEL    分流器    800.4418.S.C18.5KA.30mV
WEIGEL    電流表    EQ48 150/5A
WEIGEL    備件    FQ96/2
WEIGEL    電表    GQ96RS(3-15kV)   11.5 kv / 110 v
WEIGEL    電壓變送器    電壓變送器/V1U2.0
WEIGEL    備件    VUE2.2 0-500V 4-20MA  220V
WEIGEL    顯示器    DAS10-40P1R
WEIGEL    電流表    0-50mA電流表    50VCATIII
WEIGEL    電壓表    EQ72K 0~750V
WEIGEL    電器件    DMA14- 31A20R- S3
WEIGEL    分流器    SHUNT 60MV 800A， 137-9052
WEIGEL    滑差表    SY96S
WEIGEL    電流表    AMPQ72KDZS012 4-20mA Skala: 0-300A
WEIGEL    備件    PQ 72 INPUT-10V DC
WEIGEL    安裝盤    SHUNTISO.PLATE SMALL 100X60X4MM，870-92824
WEIGEL    電流表    PQ72K 0-100A 4-20mA
WEIGEL    備件    AU2.0 Input: 0...1A  Output: 0...20mA
WEIGEL    電流表    PQ96K
WEIGEL    電流表    EQ48K 15/5A
WEIGEL    電流表    LSP96K
WEIGEL    表    P72PRS
WEIGEL  ;  電流(liu)表    PQ96K

WEIGEL 電流表EQ48 10A翊霈代理供應

WEIGEL 電流表EQ48 10A翊霈代理供應