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)(liu)表(biao)(biao)(biao)(biao)是(shi)(shi)根據(ju)通(tong)電(dian)(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)場中受(shou)磁(ci)(ci)(ci)(ci)場力的(de)(de)(de)(de)(de)作用(yong)而制(zhi)成的(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)(liu)表(biao)(biao)(biao)(biao)內(nei)部(bu)有(you)一(yi)永磁(ci)(ci)(ci)(ci)體，在(zai)極(ji)間(jian)(jian)產生磁(ci)(ci)(ci)(ci)場，在(zai)磁(ci)(ci)(ci)(ci)場中有(you)一(yi)個(ge)(ge)線(xian)(xian)(xian)(xian)(xian)圈(quan)，線(xian)(xian)(xian)(xian)(xian)圈(quan)兩端(duan)(duan)各(ge)有(you)一(yi)個(ge)(ge)游(you)絲彈(dan)簧(huang)，彈(dan)簧(huang)各(ge)連接(jie)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)(liu)表(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)一(yi)個(ge)(ge)接(jie)線(xian)(xian)(xian)(xian)(xian)柱，在(zai)彈(dan)簧(huang)與線(xian)(xian)(xian)(xian)(xian)圈(quan)間(jian)(jian)由(you)(you)一(yi)個(ge)(ge)轉(zhuan)(zhuan)軸連接(jie)，在(zai)轉(zhuan)(zhuan)軸相對(dui)(dui)于(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)(liu)表(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)前端(duan)(duan)，有(you)一(yi)個(ge)(ge)指(zhi)(zhi)(zhi)針(zhen)(zhen)。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)(liu)通(tong)過時(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)(liu)沿彈(dan)簧(huang)、轉(zhuan)(zhuan)軸通(tong)過磁(ci)(ci)(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)(liu)切磁(ci)(ci)(ci)(ci)感(gan)線(xian)(xian)(xian)(xian)(xian)，所(suo)(suo)以(yi)受(shou)磁(ci)(ci)(ci)(ci)場力的(de)(de)(de)(de)(de)作用(yong)，使(shi)(shi)線(xian)(xian)(xian)(xian)(xian)圈(quan)發生偏轉(zhuan)(zhuan)，帶動(dong)轉(zhuan)(zhuan)軸、指(zhi)(zhi)(zhi)針(zhen)(zhen)偏轉(zhuan)(zhuan)。由(you)(you)于(yu)(yu)磁(ci)(ci)(ci)(ci)場力的(de)(de)(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)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)增(zeng)大(da)(da)(da)而增(zeng)大(da)(da)(da)，所(suo)(suo)以(yi)就可(ke)(ke)以(yi)通(tong)過指(zhi)(zhi)(zhi)針(zhen)(zhen)的(de)(de)(de)(de)(de)偏轉(zhuan)(zhuan)程度來觀察(cha)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)(liu)的(de)(de)(de)(de)(de)大(da)(da)(da)小(xiao)。一(yi)般可(ke)(ke)直接(jie)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)微安(an)(an)或毫安(an)(an)數量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)級(ji)的(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)(liu)，為(wei)(wei)測(ce)(ce)(ce)更(geng)大(da)(da)(da)的(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)(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)(liu)表(biao)(biao)(biao)(biao)應有(you)并聯(lian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)(qi)(qi)（又稱分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)）。主要采用(yong)磁(ci)(ci)(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)(biao)的(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)。分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)的(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)要使(shi)(shi)滿量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)程電(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)(liu)通(tong)過時(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)(liu)表(biao)(biao)(biao)(biao)滿偏轉(zhuan)(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)(liu)表(biao)(biao)(biao)(biao)指(zhi)(zhi)(zhi)示達到最大(da)(da)(da)。對(dui)(dui)于(yu)(yu)幾安(an)(an)的(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)(liu)，可(ke)(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)(liu)表(biao)(biao)(biao)(biao)內(nei)設置分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)。對(dui)(dui)于(yu)(yu)幾安(an)(an)以(yi)上(shang)的(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)(liu)，則(ze)采用(yong)外附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)。大(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)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)的(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)很小(xiao)，為(wei)(wei)避免引(yin)(yin)線(xian)(xian)(xian)(xian)(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)和接(jie)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)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)而引(yin)(yin)起誤差，分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)要制(zhi)成四端(duan)(duan)形式(shi)，即有(you)兩個(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)(liu)端(duan)(duan)，兩個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓端(duan)(duan)。直流(liu)(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)(liu)表(biao)(biao)(biao)(biao)主要采用(yong)磁(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)或電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)(見(jian)機械式(shi)指(zhi)(zhi)(zhi)示電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou))，這些測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)的(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)基本量(liang)(liang)(liang)(liang)(liang)(liang)(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)(liu)，可(ke)(ke)用(yong)來直接(jie)測(ce)(ce)(ce)小(xiao)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)(liu)。對(dui)(dui)于(yu)(yu)大(da)(da)(da)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)值(zhi)的(de)(de)(de)(de)(de)直流(liu)(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)(liu)，磁(ci)(ci)(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)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)要使(shi)(shi)用(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)，也(ye)(ye)就是(shi)(shi)并聯(lian)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)作用(yong)是(shi)(shi)將(jiang)大(da)(da)(da)部(bu)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)(liu)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對(dui)(dui)約10A以(yi)下的(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)(liu)多采用(yong)內(nei)附分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi);對(dui)(dui)更(geng)大(da)(da)(da)的(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)(liu)值(zhi)，則(ze)使(shi)(shi)用(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)。它(ta)采取(qu)四端(duan)(duan)結構(gou)(gou)(gou)(gou)(gou)(圖(tu)a)，具(ju)有(you)兩個(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)(liu)端(duan)(duan)，兩個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位端(duan)(duan)。交(jiao)流(liu)(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)(liu)表(biao)(biao)(biao)(biao)可(ke)(ke)采用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)系(xi)(xi)或電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)系(xi)(xi)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)。為(wei)(wei)使(shi)(shi)磁(ci)(ci)(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)(liang)(liang)(liang)(liang)(liang)(liang)機構(gou)(gou)(gou)(gou)(gou)也(ye)(ye)能用(yong)于(yu)(yu)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)交(jiao)流(liu)(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)(liu)，可(ke)(ke)利用(yong)整(zheng)(zheng)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)或熱電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)偶等器(qi)(qi)(qi)(qi)件(jian)先將(jiang)交(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)轉(zhuan)(zhuan)換為(wei)(wei)直流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu);由(you)(you)它(ta)們組(zu)合而成的(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)(biao)分(fen)(fen)別稱為(wei)(wei)整(zheng)(zheng)流(liu)(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)(liu)表(biao)(biao)(biao)(biao)(見(jian)整(zheng)(zheng)流(liu)(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)(biao))、熱電(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)(liu)表(biao)(biao)(biao)(biao)。為(wei)(wei)擴(kuo)大(da)(da)(da)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)程以(yi)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(liang)(liang)大(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)(liu)，整(zheng)(zheng)流(liu)(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)(liu)表(biao)(biao)(biao)(biao)也(ye)(ye)采用(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi);電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)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)(liu)表(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)做法同(tong)前;電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(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)(liu)表(biao)(biao)(biao)(biao)則(ze)是(shi)(shi)加粗線(xian)(xian)(xian)(xian)(xian)圈(quan)導(dao)線(xian)(xian)(xian)(xian)(xian)、減(jian)少匝數。對(dui)(dui)于(yu)(yu)更(geng)大(da)(da)(da)的(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)(liang)(liang)(liang)(liang)(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)(liu)值(zhi)需配合電(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)(liu)互感(gan)器(qi)(qi)(qi)(qi)使(shi)(shi)用(yong)。通(tong)常可(ke)(ke)利用(yong)分(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)(qi)和交(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數字電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓表(biao)(biao)(biao)(biao)構(gou)(gou)(gou)(gou)(gou)成交(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數字電(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)(liu)表(biao)(biao)(biao)(biao)。

光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)式(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)photoelectric transducer，基于(yu)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)效應(ying)(ying)(ying)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)，在(zai)受到可見光(guang)(guang)(guang)(guang)(guang)(guang)照射后(hou)即產(chan)生光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)效應(ying)(ying)(ying)，將(jiang)光(guang)(guang)(guang)(guang)(guang)(guang)信(xin)號(hao)轉換成電(dian)(dian)信(xin)號(hao)輸(shu)出(chu)。它除能測量(liang)光(guang)(guang)(guang)(guang)(guang)(guang)強之外，還能利用(yong)光(guang)(guang)(guang)(guang)(guang)(guang)線的(de)(de)透射、遮(zhe)擋、反(fan)射、干涉等測量(liang)多種物理(li)量(liang)，如尺寸、位移、速度(du)、溫度(du)等，因而是一種應(ying)(ying)(ying)用(yong)極廣泛的(de)(de)重要敏感(gan)(gan)(gan)器(qi)(qi)件(jian)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)測量(liang)時(shi)不與被(bei)測對(dui)(dui)(dui)象直接接觸，光(guang)(guang)(guang)(guang)(guang)(guang)束的(de)(de)質量(liang)又(you)近似(si)為零(ling)，在(zai)測量(liang)中不存在(zai)摩擦(ca)和對(dui)(dui)(dui)被(bei)測對(dui)(dui)(dui)象幾(ji)乎不施加壓力。因此在(zai)許(xu)多應(ying)(ying)(ying)用(yong)場合，光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)式(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)比其他傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)有(you)明顯的(de)(de)優(you)越性。其缺點是在(zai)某些應(ying)(ying)(ying)用(yong)方面，光(guang)(guang)(guang)(guang)(guang)(guang)學(xue)器(qi)(qi)件(jian)和電(dian)(dian)子器(qi)(qi)件(jian)價格(ge)較貴(gui)，并且對(dui)(dui)(dui)測量(liang)的(de)(de)環境條件(jian)要求較高(gao)。基于(yu)外光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)效應(ying)(ying)(ying)的(de)(de)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)敏感(gan)(gan)(gan)器(qi)(qi)件(jian)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)管(guan)和光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)倍增管(guan)。基于(yu)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)導效應(ying)(ying)(ying)的(de)(de)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)敏電(dian)(dian)阻(zu)。基于(yu)勢壘效應(ying)(ying)(ying)的(de)(de)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)二極管(guan)和光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)三極管(guan)(見半導體光(guang)(guang)(guang)(guang)(guang)(guang)敏元件(jian))。基于(yu)側向光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)效應(ying)(ying)(ying)的(de)(de)有(you)反(fan)轉光(guang)(guang)(guang)(guang)(guang)(guang)敏二極管(guan)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)式(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)還可按信(xin)號(hao)形(xing)式(shi)(shi)分(fen)為模擬式(shi)(shi)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)和數字(zi)式(shi)(shi)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)(dian)式(shi)(shi)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)還有(you)光(guang)(guang)(guang)(guang)(guang)(guang)纖傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)、固(gu)體圖像(xiang)傳(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)器(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