電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)是(shi)(shi)根據通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)導(dao)(dao)體(ti)(ti)在(zai)磁(ci)(ci)場中(zhong)受(shou)磁(ci)(ci)場力(li)的(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)(yong)而制成(cheng)的(de)(de)(de)(de)(de)(de)(de)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)內部有(you)一(yi)永(yong)磁(ci)(ci)體(ti)(ti)，在(zai)極間產(chan)生(sheng)磁(ci)(ci)場，在(zai)磁(ci)(ci)場中(zhong)有(you)一(yi)個(ge)(ge)(ge)線(xian)(xian)圈(quan)，線(xian)(xian)圈(quan)兩(liang)(liang)(liang)(liang)端(duan)各有(you)一(yi)個(ge)(ge)(ge)游絲彈簧(huang)(huang)，彈簧(huang)(huang)各連接電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)一(yi)個(ge)(ge)(ge)接線(xian)(xian)柱，在(zai)彈簧(huang)(huang)與線(xian)(xian)圈(quan)間由(you)一(yi)個(ge)(ge)(ge)轉(zhuan)軸(zhou)連接，在(zai)轉(zhuan)軸(zhou)相對(dui)于(yu)(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)前(qian)端(duan)，有(you)一(yi)個(ge)(ge)(ge)指(zhi)(zhi)針。當有(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)沿彈簧(huang)(huang)、轉(zhuan)軸(zhou)通(tong)過磁(ci)(ci)場，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)切磁(ci)(ci)感線(xian)(xian)，所以(yi)受(shou)磁(ci)(ci)場力(li)的(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)(yong)，使線(xian)(xian)圈(quan)發生(sheng)偏轉(zhuan)，帶(dai)動轉(zhuan)軸(zhou)、指(zhi)(zhi)針偏轉(zhuan)。由(you)于(yu)(yu)(yu)磁(ci)(ci)場力(li)的(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)小隨電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)增大(da)(da)(da)(da)而增大(da)(da)(da)(da)，所以(yi)就可(ke)以(yi)通(tong)過指(zhi)(zhi)針的(de)(de)(de)(de)(de)(de)(de)偏轉(zhuan)程(cheng)度來觀察電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)的(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)小。一(yi)般可(ke)直(zhi)(zhi)接測(ce)(ce)(ce)量(liang)(liang)微安(an)或(huo)毫安(an)數(shu)量(liang)(liang)級的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，為測(ce)(ce)(ce)更(geng)(geng)大(da)(da)(da)(da)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)應有(you)并聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)(qi)（又(you)稱分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(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)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)。分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(zhi)(zhi)要(yao)(yao)使滿(man)量(liang)(liang)程(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)滿(man)偏轉(zhuan)，即電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)指(zhi)(zhi)示(shi)達到最大(da)(da)(da)(da)。對(dui)于(yu)(yu)(yu)幾安(an)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(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)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)內設置分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。對(dui)于(yu)(yu)(yu)幾安(an)以(yi)上(shang)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，則(ze)采(cai)用(yong)(yong)(yong)(yong)外附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。大(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(zhi)(zhi)很小，為避(bi)免引線(xian)(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)和(he)接觸電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)附加于(yu)(yu)(yu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)而引起(qi)誤(wu)差，分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)要(yao)(yao)制成(cheng)四端(duan)形式(shi)，即有(you)兩(liang)(liang)(liang)(liang)個(ge)(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)，兩(liang)(liang)(liang)(liang)個(ge)(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓端(duan)。直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)主(zhu)要(yao)(yao)采(cai)用(yong)(yong)(yong)(yong)磁(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)(見(jian)機(ji)(ji)械式(shi)指(zhi)(zhi)示(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou))，這些測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)的(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)基本量(liang)(liang)是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)用(yong)(yong)(yong)(yong)來直(zhi)(zhi)接測(ce)(ce)(ce)小電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對(dui)于(yu)(yu)(yu)大(da)(da)(da)(da)量(liang)(liang)值(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，磁(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)要(yao)(yao)使用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)，也就是(shi)(shi)并聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)。它(ta)的(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)(yong)是(shi)(shi)將(jiang)大(da)(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)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對(dui)約(yue)10A以(yi)下的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)多采(cai)用(yong)(yong)(yong)(yong)內附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi);對(dui)更(geng)(geng)大(da)(da)(da)(da)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)(zhi)，則(ze)使用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。它(ta)采(cai)取四端(duan)結構(gou)(圖a)，具有(you)兩(liang)(liang)(liang)(liang)個(ge)(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)，兩(liang)(liang)(liang)(liang)個(ge)(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位端(duan)。交(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(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)(dian)磁(ci)(ci)系(xi)(xi)或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)。為使磁(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)也能(neng)用(yong)(yong)(yong)(yong)于(yu)(yu)(yu)測(ce)(ce)(ce)量(liang)(liang)交(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)利用(yong)(yong)(yong)(yong)整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)或(huo)熱(re)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)偶等器(qi)(qi)(qi)件先(xian)將(jiang)交(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)轉(zhuan)換(huan)為直(zhi)(zhi)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu);由(you)它(ta)們組合而成(cheng)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)分(fen)(fen)別稱為整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(見(jian)整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao))、熱(re)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)。為擴大(da)(da)(da)(da)量(liang)(liang)程(cheng)以(yi)測(ce)(ce)(ce)量(liang)(liang)大(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)也采(cai)用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(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)(dian)動系(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)做法同(tong)前(qian);電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)系(xi)(xi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)則(ze)是(shi)(shi)加粗(cu)線(xian)(xian)圈(quan)導(dao)(dao)線(xian)(xian)、減少匝數(shu)。對(dui)于(yu)(yu)(yu)更(geng)(geng)大(da)(da)(da)(da)的(de)(de)(de)(de)(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)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)(zhi)需配(pei)合電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)互感器(qi)(qi)(qi)使用(yong)(yong)(yong)(yong)。通(tong)常(chang)可(ke)利用(yong)(yong)(yong)(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)和(he)交(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)字電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓表(biao)(biao)(biao)構(gou)成(cheng)交(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)字電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)。

光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)式(shi)(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)photoelectric transducer，基(ji)于光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)效(xiao)應(ying)(ying)的(de)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)，在(zai)受到可(ke)見光(guang)(guang)(guang)(guang)(guang)照射(she)后(hou)即(ji)產(chan)生光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)效(xiao)應(ying)(ying)，將(jiang)光(guang)(guang)(guang)(guang)(guang)信號轉換成電(dian)(dian)(dian)(dian)(dian)信號輸出(chu)。它除能測量光(guang)(guang)(guang)(guang)(guang)強之(zhi)外(wai)，還能利用光(guang)(guang)(guang)(guang)(guang)線的(de)透射(she)、遮(zhe)擋、反射(she)、干(gan)涉等測量多種物(wu)理量，如尺寸、位(wei)移、速度(du)、溫(wen)度(du)等，因而是一種應(ying)(ying)用極(ji)廣泛的(de)重要敏(min)(min)感(gan)(gan)器(qi)(qi)(qi)(qi)件(jian)。光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)測量時(shi)不與被(bei)測對(dui)象直接(jie)接(jie)觸，光(guang)(guang)(guang)(guang)(guang)束(shu)的(de)質量又近似為(wei)零，在(zai)測量中不存在(zai)摩擦和(he)(he)對(dui)被(bei)測對(dui)象幾乎不施加壓力。因此在(zai)許多應(ying)(ying)用場合，光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)式(shi)(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)比其他傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)有(you)(you)(you)明顯的(de)優越(yue)性。其缺點是在(zai)某些應(ying)(ying)用方面(mian)，光(guang)(guang)(guang)(guang)(guang)學器(qi)(qi)(qi)(qi)件(jian)和(he)(he)電(dian)(dian)(dian)(dian)(dian)子器(qi)(qi)(qi)(qi)件(jian)價格較貴，并且對(dui)測量的(de)環境條件(jian)要求較高。基(ji)于外(wai)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)效(xiao)應(ying)(ying)的(de)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)敏(min)(min)感(gan)(gan)器(qi)(qi)(qi)(qi)件(jian)有(you)(you)(you)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)管(guan)和(he)(he)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)倍增管(guan)。基(ji)于光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)導(dao)效(xiao)應(ying)(ying)的(de)有(you)(you)(you)光(guang)(guang)(guang)(guang)(guang)敏(min)(min)電(dian)(dian)(dian)(dian)(dian)阻。基(ji)于勢壘效(xiao)應(ying)(ying)的(de)有(you)(you)(you)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)二(er)極(ji)管(guan)和(he)(he)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)三極(ji)管(guan)(見半導(dao)體(ti)光(guang)(guang)(guang)(guang)(guang)敏(min)(min)元件(jian))。基(ji)于側(ce)向(xiang)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)效(xiao)應(ying)(ying)的(de)有(you)(you)(you)反轉光(guang)(guang)(guang)(guang)(guang)敏(min)(min)二(er)極(ji)管(guan)。光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)式(shi)(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)還可(ke)按信號形式(shi)(shi)(shi)分為(wei)模擬式(shi)(shi)(shi)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)和(he)(he)數字式(shi)(shi)(shi)光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)。光(guang)(guang)(guang)(guang)(guang)電(dian)(dian)(dian)(dian)(dian)式(shi)(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)還有(you)(you)(you)光(guang)(guang)(guang)(guang)(guang)纖傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)、固(gu)體(ti)圖像傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)等

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    電流表    PQ96K

WEIGEL電流表 EQ48K 15/5A翊霈代理供應

WEIGEL電流表 EQ48K 15/5A翊霈代理供應