進口155度高溫電阻

北京啟爾(er)特石油(you)科(ke)技現貨經營150度(du)(du)(du)、175度(du)(du)(du)、200度(du)(du)(du)、215度(du)(du)(du)、225度(du)(du)(du)、230度(du)(du)(du)、250度(du)(du)(du)、275度(du)(du)(du)、300度(du)(du)(du)、350度(du)(du)(du)、415度(du)(du)(du)、450度(du)(du)(du)薄膜(mo)電(dian)阻(zu)(zu)(zu)、厚膜(mo)電(dian)阻(zu)(zu)(zu)、金屬膜(mo)電(dian)阻(zu)(zu)(zu)、色(se)環(huan)電(dian)阻(zu)(zu)(zu)、電(dian)流(liu)電(dian)阻(zu)(zu)(zu)、熱敏電(dian)阻(zu)(zu)(zu)、線繞(rao)電(dian)阻(zu)(zu)(zu)、通(tong)孔電(dian)阻(zu)(zu)(zu)、功率電(dian)阻(zu)(zu)(zu)等(deng)等(deng)，封裝有(you)貼片、直插(cha)、軸(zhou)向、通(tong)孔等(deng)，各種溫度(du)(du)(du)檔(dang)都(dou)有(you)，阻(zu)(zu)(zu)值齊全，非(fei)常適用于石油(you)測(ce)井儀器高溫環(huan)境下(xia)，歡(huan)迎來電(dian)咨詢。

電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)器的(de)(de)(de)種(zhong)(zhong)類有(you)很(hen)多(duo)，通常(chang)分為(wei)三大(da)類：固定電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，可(ke)變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，特種(zhong)(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)。在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)產(chan)(chan)品中，以固定電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)應用。而固定電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)以其制造材料又可(ke)分為(wei)好(hao)多(duo)類，但(dan)常(chang)用、常(chang)見的(de)(de)(de)有(you)RT型(xing)碳膜(mo)(mo)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、RJ型(xing)金(jin)屬膜(mo)(mo)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)、RX型(xing)線繞電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，還有(you)近年來開始廣(guang)泛應用的(de)(de)(de)片狀電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)。型(xing)號命(ming)名很(hen)有(you)規(gui)律，R代表(biao)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，T-碳膜(mo)(mo)，J-金(jin)屬，線繞。在(zai)國產(chan)(chan)老式(shi)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)產(chan)(chan)品中，常(chang)可(ke)以看到外表(biao)涂覆綠漆的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，那就是RT型(xing)的(de)(de)(de)。而紅顏色的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，是RJ型(xing)的(de)(de)(de)。一般老式(shi)電(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)產(chan)(chan)品中，以綠色的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)居多(duo)。為(wei)什么呢？這涉及到產(chan)(chan)品成本的(de)(de)(de)問題，因為(wei)金(jin)屬膜(mo)(mo)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)雖然(ran)精度高(gao)、溫(wen)度特性好(hao)，但(dan)制造成本也高(gao)，儀器155度進口(kou)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)阻(zu)(zu)(zu)(zu)值，而碳膜(mo)(mo)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)特別價廉，而且(qie)能滿(man)足民用產(chan)(chan)品要(yao)求。

175度(du)VISHAY系(xi)列電阻

北京啟爾特(te)石油(you)科技有限(xian)公司(si)供應vishay公司(si)175度(du)高溫(wen)電阻，貼片封裝，溫(wen)漂小，儀器(qi)230度(du)進口(kou)電阻阻值，性能穩(wen)定，進口(kou)電阻，可(ke)以根據客戶(hu)需求定制(zhi)，適用于石油(you)測井(jing)勘探高溫(wen)領域，歡迎致電！

電阻(zu)是所有電子電路中使(shi)用(yong)的(de)元(yuan)件。　　導體(ti)的(de)電阻(zu)通(tong)常用(yong)字(zi)母(mu)R表示，電阻(zu)的(de)單位是歐姆（ohm），簡稱歐，符號是Ω（希臘(la)字(zi)母(mu)，音(yin)譯成拼音(yin)讀作 ōu mì gǎ )，1Ω=1V/A。比較大的(de)單位有千(qian)歐（kΩ）、兆(zhao)(zhao)歐（MΩ）（兆(zhao)(zhao)=百萬，即(ji)100萬）。

200度高溫電阻

北(bei)京啟爾特石(shi)(shi)油(you)(you)科(ke)技現貨(huo)經營150度，175度，200度，225度，250度，275度，300度高溫(wen)電阻(zu)，公司備(bei)有(you)大量現貨(huo)，常用阻(zu)值齊全，歡迎廣大石(shi)(shi)油(you)(you)測井(jing)單(dan)位(wei)來電咨詢(xun)。

電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)（Resistor）在日(ri)常生活(huo)中(zhong)一(yi)般直接(jie)稱為電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)。是一(yi)個(ge)限流元件，儀器(qi)(qi)(qi)175度進口電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)阻(zu)(zu)(zu)(zu)(zu)值，將電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)接(jie)在電(dian)(dian)(dian)路中(zhong)后，電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)的(de)阻(zu)(zu)(zu)(zu)(zu)值是固定(ding)(ding)的(de)一(yi)般是兩(liang)個(ge)引腳(jiao)，它可(ke)限制通過它所連支路的(de)電(dian)(dian)(dian)流大小。阻(zu)(zu)(zu)(zu)(zu)值不能(neng)改變(bian)(bian)的(de)稱為固定(ding)(ding)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)。阻(zu)(zu)(zu)(zu)(zu)值可(ke)變(bian)(bian)的(de)稱為電(dian)(dian)(dian)位(wei)器(qi)(qi)(qi)或可(ke)變(bian)(bian)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)。理想的(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)是線性的(de)，即通過電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)的(de)瞬(shun)時電(dian)(dian)(dian)流與外加(jia)瞬(shun)時電(dian)(dian)(dian)壓成正(zheng)比。用于(yu)分壓的(de)可(ke)變(bian)(bian)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)(qi)。電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)體上，緊壓著一(yi)至兩(liang)個(ge)可(ke)移金屬(shu)觸(chu)(chu)點。觸(chu)(chu)點位(wei)置確(que)定(ding)(ding)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)體任一(yi)端與觸(chu)(chu)點間的(de)阻(zu)(zu)(zu)(zu)(zu)值。