電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)是根據通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)導體在(zai)(zai)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)中受(shou)(shou)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)力(li)的(de)(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)而(er)制成的(de)(de)(de)(de)(de)(de)(de)(de)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)內(nei)部有(you)一(yi)(yi)永(yong)磁(ci)(ci)(ci)(ci)(ci)體，在(zai)(zai)極間產(chan)生磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)，在(zai)(zai)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)中有(you)一(yi)(yi)個(ge)(ge)線(xian)(xian)圈(quan)，線(xian)(xian)圈(quan)兩(liang)端(duan)(duan)各(ge)有(you)一(yi)(yi)個(ge)(ge)游絲彈簧，彈簧各(ge)連(lian)(lian)接電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)個(ge)(ge)接線(xian)(xian)柱(zhu)，在(zai)(zai)彈簧與(yu)線(xian)(xian)圈(quan)間由(you)(you)一(yi)(yi)個(ge)(ge)轉(zhuan)軸(zhou)(zhou)(zhou)連(lian)(lian)接，在(zai)(zai)轉(zhuan)軸(zhou)(zhou)(zhou)相對于(yu)(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)前端(duan)(duan)，有(you)一(yi)(yi)個(ge)(ge)指(zhi)針(zhen)。當有(you)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過時(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)沿彈簧、轉(zhuan)軸(zhou)(zhou)(zhou)通(tong)過磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)切磁(ci)(ci)(ci)(ci)(ci)感(gan)線(xian)(xian)，所以(yi)受(shou)(shou)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)力(li)的(de)(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)，使(shi)(shi)線(xian)(xian)圈(quan)發生偏(pian)轉(zhuan)，帶動(dong)轉(zhuan)軸(zhou)(zhou)(zhou)、指(zhi)針(zhen)偏(pian)轉(zhuan)。由(you)(you)于(yu)(yu)(yu)磁(ci)(ci)(ci)(ci)(ci)場(chang)(chang)(chang)力(li)的(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)小(xiao)隨電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)增大(da)(da)而(er)增大(da)(da)，所以(yi)就(jiu)可(ke)(ke)(ke)以(yi)通(tong)過指(zhi)針(zhen)的(de)(de)(de)(de)(de)(de)(de)(de)偏(pian)轉(zhuan)程(cheng)(cheng)度來觀察(cha)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)的(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)小(xiao)。一(yi)(yi)般可(ke)(ke)(ke)直接測(ce)(ce)(ce)量(liang)(liang)微(wei)安(an)或(huo)毫安(an)數(shu)(shu)(shu)量(liang)(liang)級的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，為(wei)測(ce)(ce)(ce)更(geng)大(da)(da)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)應(ying)有(you)并(bing)聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)器(qi)(qi)(qi)（又(you)稱分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)）。主要采(cai)(cai)(cai)用(yong)(yong)(yong)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)。分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(zhi)要使(shi)(shi)滿量(liang)(liang)程(cheng)(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)過時(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)滿偏(pian)轉(zhuan)，即電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)指(zhi)示達到(dao)最大(da)(da)。對于(yu)(yu)(yu)幾(ji)安(an)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)(ke)(ke)在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)內(nei)設(she)置分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。對于(yu)(yu)(yu)幾(ji)安(an)以(yi)上的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，則(ze)(ze)采(cai)(cai)(cai)用(yong)(yong)(yong)外(wai)附分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。大(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(zhi)很小(xiao)，為(wei)避(bi)免(mian)引線(xian)(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)和接觸電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)附加于(yu)(yu)(yu)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)而(er)引起誤差，分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)要制成四端(duan)(duan)形式(shi)，即有(you)兩(liang)個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)(duan)，兩(liang)個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓端(duan)(duan)。直流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)主要采(cai)(cai)(cai)用(yong)(yong)(yong)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)系測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)(見機(ji)(ji)械式(shi)指(zhi)示電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(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)(de)測(ce)(ce)(ce)量(liang)(liang)基本量(liang)(liang)是電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)(ke)(ke)用(yong)(yong)(yong)來直接測(ce)(ce)(ce)小(xiao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對于(yu)(yu)(yu)大(da)(da)量(liang)(liang)值(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)直流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)要使(shi)(shi)用(yong)(yong)(yong)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)，也(ye)就(jiu)是并(bing)聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)。它的(de)(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)是將(jiang)(jiang)大(da)(da)部分(fen)(fen)(fen)(fen)(fen)被測(ce)(ce)(ce)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)。對約(yue)10A以(yi)下的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)多采(cai)(cai)(cai)用(yong)(yong)(yong)內(nei)附分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi);對更(geng)大(da)(da)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)，則(ze)(ze)使(shi)(shi)用(yong)(yong)(yong)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)。它采(cai)(cai)(cai)取四端(duan)(duan)結構(gou)(圖a)，具有(you)兩(liang)個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)端(duan)(duan)，兩(liang)個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位端(duan)(duan)。交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)可(ke)(ke)(ke)采(cai)(cai)(cai)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)系或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)系測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)。為(wei)使(shi)(shi)磁(ci)(ci)(ci)(ci)(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系測(ce)(ce)(ce)量(liang)(liang)機(ji)(ji)構(gou)也(ye)能用(yong)(yong)(yong)于(yu)(yu)(yu)測(ce)(ce)(ce)量(liang)(liang)交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，可(ke)(ke)(ke)利用(yong)(yong)(yong)整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)或(huo)熱電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)偶(ou)等器(qi)(qi)(qi)件先將(jiang)(jiang)交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)轉(zhuan)換為(wei)直流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu);由(you)(you)它們組合(he)而(er)成的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)(biao)分(fen)(fen)(fen)(fen)(fen)別稱為(wei)整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)(見整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)表(biao)(biao)(biao)(biao)(biao)(biao))、熱電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)。為(wei)擴大(da)(da)量(liang)(liang)程(cheng)(cheng)以(yi)測(ce)(ce)(ce)量(liang)(liang)大(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)，整流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)也(ye)采(cai)(cai)(cai)用(yong)(yong)(yong)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi);電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)系電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)做法同前;電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)(ci)系電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)則(ze)(ze)是加粗線(xian)(xian)圈(quan)導線(xian)(xian)、減少匝數(shu)(shu)(shu)。對于(yu)(yu)(yu)更(geng)大(da)(da)的(de)(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)(ce)量(liang)(liang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)值(zhi)需配合(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)互感(gan)器(qi)(qi)(qi)使(shi)(shi)用(yong)(yong)(yong)。通(tong)常可(ke)(ke)(ke)利用(yong)(yong)(yong)分(fen)(fen)(fen)(fen)(fen)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)器(qi)(qi)(qi)和交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)(shu)(shu)字電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓表(biao)(biao)(biao)(biao)(biao)(biao)構(gou)成交流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)數(shu)(shu)(shu)字電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)表(biao)(biao)(biao)(biao)(biao)(biao)。

電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)，通常簡稱(cheng)其容(rong)(rong)(rong)納電(dian)(dian)(dian)(dian)(dian)荷的(de)(de)(de)本(ben)領為電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)，用(yong)字母(mu)C表示(shi)。定義(yi)(yi)1：電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)，顧名(ming)思義(yi)(yi)，是‘裝電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)容(rong)(rong)(rong)器(qi)(qi)(qi)’，是一(yi)種容(rong)(rong)(rong)納電(dian)(dian)(dian)(dian)(dian)荷的(de)(de)(de)器(qi)(qi)(qi)件(jian)。英文(wen)名(ming)稱(cheng)：capacitor。電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)是電(dian)(dian)(dian)(dian)(dian)子(zi)設備中大量使用(yong)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)子(zi)元件(jian)之一(yi)，廣泛應用(yong)于電(dian)(dian)(dian)(dian)(dian)路中的(de)(de)(de)隔直通交，耦合(he)，旁路，濾波(bo)，調諧(xie)回(hui)路， 能量轉換，控制等方面(mian)。定義(yi)(yi)2：電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)，任何兩(liang)個(ge)彼此(ci)絕(jue)(jue)(jue)緣且相(xiang)(xiang)隔很近的(de)(de)(de)導(dao)(dao)體（包括導(dao)(dao)線）間都構成一(yi)個(ge)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)。簡單的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)是由(you)兩(liang)端的(de)(de)(de)極(ji)板(ban)和(he)中間的(de)(de)(de)絕(jue)(jue)(jue)緣電(dian)(dian)(dian)(dian)(dian)介質(zhi)（包括空氣(qi)）構成的(de)(de)(de)。通電(dian)(dian)(dian)(dian)(dian)后(hou)，極(ji)板(ban)帶電(dian)(dian)(dian)(dian)(dian)，形成電(dian)(dian)(dian)(dian)(dian)壓（電(dian)(dian)(dian)(dian)(dian)勢差(cha)），但是由(you)于中間的(de)(de)(de)絕(jue)(jue)(jue)緣物(wu)質(zhi)，所以整個(ge)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)是不(bu)(bu)導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)。不(bu)(bu)過(guo)，這樣的(de)(de)(de)情況(kuang)是在(zai)沒(mei)有(you)超過(guo)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)的(de)(de)(de)臨(lin)界(jie)電(dian)(dian)(dian)(dian)(dian)壓（擊穿(chuan)(chuan)電(dian)(dian)(dian)(dian)(dian)壓）的(de)(de)(de)前(qian)提條件(jian)下(xia)的(de)(de)(de)。我們知道(dao)，任何物(wu)質(zhi)都是相(xiang)(xiang)對絕(jue)(jue)(jue)緣的(de)(de)(de)，當物(wu)質(zhi)兩(liang)端的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)壓加(jia)大到一(yi)定程(cheng)度(du)后(hou)，物(wu)質(zhi)是都可以導(dao)(dao)電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)，我們稱(cheng)這個(ge)電(dian)(dian)(dian)(dian)(dian)壓叫擊穿(chuan)(chuan)電(dian)(dian)(dian)(dian)(dian)壓。電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)也不(bu)(bu)例外，電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)被擊穿(chuan)(chuan)后(hou)，就不(bu)(bu)是絕(jue)(jue)(jue)緣體了。當電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)接通電(dian)(dian)(dian)(dian)(dian)源(yuan)以后(hou),在(zai)電(dian)(dian)(dian)(dian)(dian)場力的(de)(de)(de)作用(yong)下(xia),與電(dian)(dian)(dian)(dian)(dian)源(yuan)正極(ji)相(xiang)(xiang)接電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)(qi)極(ji)板(ban)的(de)(de)(de) 自由(you)電(dian)(dian)(dian)(dian)(dian)子(zi)將(jiang)經過(guo)電(dian)(dian)(dian)(dian)(dian)源(yuan)移到與電(dian)(dian)(dian)(dian)(dian)源(yuan)負極(ji)相(xiang)(xiang)接的(de)(de)(de)極(ji)板(ban)下(xia), 正極(ji)由(you)于失去(qu)負電(dian)(dian)(dian)(dian)(dian)荷而帶正電(dian)(dian)(dian)(dian)(dian), 負 極(ji)由(you)于獲得負電(dian)(dian)(dian)(dian)(dian)荷而帶負電(dian)(dian)(dian)(dian)(dian),正,負極(ji)板(ban)所帶電(dian)(dian)(dian)(dian)(dian)荷大小相(xiang)(xiang)等,符號相(xiang)(xiang)反(fan).

WEIGEL    功率轉換器    V1U2.2 0..120V(48..62hz) 4-20mA
WEIGEL    豎式指針表    MP48X96K(4~20mA 帶零位調整） 96mm×48mm豎式指針表
WEIGEL    電流表    LSP96K
WEIGEL    表    P72PRS
WEIGEL    分流器    4000A/60MV
WEIGEL    備件    PQ 96
WEIGEL    備件    AU2.0 10 5 H0
WEIGEL    表    P72PRS
WEIGEL    備件    WQ96/2S
WEIGEL    備件    PQ 96
WEIGEL    滑差表    SY96S 100V 50HZ WITH FULLSIZED REAR COVER
WEIGEL    Analog Meter    LSP96
WEIGEL    顯示器    DAS10-40P1R
WEIGEL    電器件    SHUNT 6000A/60MV/CLASS 0.5
WEIGEL    備件    DPA 10-31E10G
WEIGEL    電流表    Q96K5A(10)400/5A
WEIGEL    備件    AU2.0  0-5A/0-20mA
WEIGEL    電流表    Q96K5A(10)400/5A
WEIGEL    分流器    SHUNT 18000A/200MV/CLASS 0.5
WEIGEL    變送器    VIU2.2 輸入0-115V 48-62HZ 輸出4-20MA 工作電源Vh195-293v
WEIGEL    備件    VUE2.2 0-500V 4-20MA  220V
WEIGEL    備件    A1U2.2 13 4 0.5 H1
WEIGEL    儀表    PQ96 40-0-40V
WEIGEL    安培表    PQ72K 0-20MA
WEIGEL    電表    GQ96RS(3-15kV)   11.5 kv / 110 v
WEIGEL    備件    EQ144K/1A/150A
WEIGEL    備件    BIEQ 72K 15min 3000/1A
WEIGEL    電流表    PQ72K 0-100A 4-20mA
WEIGEL    電流表    PQ96K
WEIGEL    分流器    FLQ1017B2-300A
WEIGEL    變送器    VIU2.2 輸入0-115V 48-62HZ 輸出4-20MA 工作電源Vh195-293v
WEIGEL    備件    EQ96K   0-500V
WEIGEL    備件    DAS10-40PQR SR.943622-003
WEIGEL    備件    674.110.00  EQ48K Sonder-MB: 0-250/500 mA  Skala: 0-250/500 mA
WEIGEL    備件    EQ72K 100/5A 600V
WEIGEL    電流表    EQ72K  50/100/5A
WEIGEL    電流表    EQ96-X            CT   80/5A    scale 0—80A  2倍過載  無紅線
WEIGEL    電流表    PQ96K 0-10V:=0-150A
WEIGEL    電壓表    EQ72 0~500V
WEIGEL    備件    114-50HZ-230V DRAWING NO:0130-S SN:294033
WEIGEL    備件    LSP96K
WEIGEL    備件    PQ 72 INPUT-10V DC
WEIGEL    電壓表    PQ96K-+/-30VDC
WEIGEL    電流表    EQ72K 150A 0-100% 帶互感器
WEIGEL    電流表    RW96MIN/MAX 0-1A 230V AC
WEIGEL    電壓表    PQ96K 0-10V 0-120% POTI (0-10VDC/1mA + scale 0-120% w.pot )
WEIGEL    備件    PQ48K CA
WEIGEL    電流表    PQ96K 10V 0-8000

WEIGEL電(dian)流表EQ72K  50/100/5A翊霈代理供應

WEIGEL電流(liu)表EQ72K  50/100/5A翊霈代理供應