現貨175度高溫電阻(zu)

北京啟(qi)爾特石油(you)科技有限公司供(gong)應進進口原裝石油(you)測(ce)井(jing)175度高溫電阻，貼片封(feng)裝，溫漂小(xiao)，性能穩定，可以根據客(ke)戶需求(qiu)定制，適用于石油(you)測(ce)井(jing)勘探高溫領域，歡(huan)迎致電！

壓(ya)敏電(dian)阻(zu)可分為(wei)無(wu)極(ji)性(對稱(cheng)型)和有極(ji)性(非對稱(cheng)型)壓(ya)敏電(dian)阻(zu).選用時，壓(ya)敏電(dian)阻(zu)器的(de)標(biao)稱(cheng)電(dian)壓(ya)值應是加在(zai)壓(ya)敏電(dian)阻(zu)器兩端電(dian)壓(ya)的(de)2-2.5倍.另需注(zhu)意(yi)壓(ya)敏電(dian)阻(zu)的(de)溫度系數.

300度高溫電阻

北京啟爾特石油科技現(xian)貨經營(ying)美國(guo)vishay公司(si)150度，175度，200度，225度，250度，275度，300度高(gao)溫電(dian)阻，公司(si)備有大量現(xian)貨，常用(yong)阻值齊全，歡(huan)迎廣(guang)大石油測井單位來電(dian)咨詢。

如果(guo)一(yi)個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)值(zhi)接近零歐(ou)(ou)姆(mu)(mu)（例如，兩個(ge)點之(zhi)間(jian)的(de)(de)(de)(de)大(da)截面(mian)導線），則(ze)該(gai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)沒有(you)阻(zu)(zu)(zu)(zu)(zu)(zu)礙作(zuo)用(yong)(yong)，并(bing)聯這(zhe)種(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器的(de)(de)(de)(de)回路(lu)被短路(lu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)大(da)。如果(guo)一(yi)個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器具(ju)有(you)大(da)的(de)(de)(de)(de)或很大(da)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)，則(ze)串接該(gai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器的(de)(de)(de)(de)回路(lu)可(ke)看作(zuo)開路(lu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)為(wei)(wei)零。工業(ye)中常(chang)用(yong)(yong)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器介(jie)于兩種(zhong)情況之(zhi)間(jian)，它(ta)具(ju)有(you)一(yi)定的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)，可(ke)通(tong)(tong)過(guo)一(yi)定的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，但電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)不像短路(lu)時那樣(yang)大(da)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器的(de)(de)(de)(de)限流(liu)(liu)(liu)(liu)作(zuo)用(yong)(yong)類(lei)似于接在兩根(gen)大(da)直(zhi)徑管子(zi)之(zhi)間(jian)的(de)(de)(de)(de)小直(zhi)徑管子(zi)限制水流(liu)(liu)(liu)(liu)量(liang)的(de)(de)(de)(de)作(zuo)用(yong)(yong)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)，英(ying)文名resistance，通(tong)(tong)常(chang)縮寫為(wei)(wei)R，它(ta)是(shi)導體(ti)的(de)(de)(de)(de)一(yi)種(zhong)基本性質，儀(yi)器155度測井電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)價格，與導體(ti)的(de)(de)(de)(de)尺寸、材(cai)料、溫度有(you)關。歐(ou)(ou)姆(mu)(mu)定律(lv)說，儀(yi)器230度測井電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)價格，I=U/R，那么R=U/I，測井電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)基本單(dan)位是(shi)歐(ou)(ou)姆(mu)(mu)，用(yong)(yong)希(xi)臘字母“Ω”表(biao)示，有(you)這(zhe)樣(yang)的(de)(de)(de)(de)定義：導體(ti)上(shang)(shang)加上(shang)(shang)一(yi)伏特電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)時，產生一(yi)安培(pei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)所對應的(de)(de)(de)(de)阻(zu)(zu)(zu)(zu)(zu)(zu)值(zhi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)主(zhu)要職能就是(shi)阻(zu)(zu)(zu)(zu)(zu)(zu)礙電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)流(liu)(liu)(liu)(liu)過(guo)。事實上(shang)(shang)，“電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)”說的(de)(de)(de)(de)是(shi)一(yi)種(zhong)性質，而通(tong)(tong)常(chang)在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)產品(pin)中所指的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)，是(shi)指電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)器這(zhe)樣(yang)一(yi)種(zhong)元件。歐(ou)(ou)姆(mu)(mu)常(chang)簡稱為(wei)(wei)歐(ou)(ou)。表(biao)示電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)阻(zu)(zu)(zu)(zu)(zu)(zu)值(zhi)的(de)(de)(de)(de)常(chang)用(yong)(yong)單(dan)位還有(you)千(qian)歐(ou)(ou)（kΩ），兆歐(ou)(ou)（MΩ），毫(hao)歐(ou)(ou)（m Ω）。

215度貼片電阻價格

北京啟爾特石油科技現(xian)貨(huo)經營150度(du)(du)(du)(du)(du)、175度(du)(du)(du)(du)(du)、200度(du)(du)(du)(du)(du)、215度(du)(du)(du)(du)(du)、225度(du)(du)(du)(du)(du)、230度(du)(du)(du)(du)(du)、250度(du)(du)(du)(du)(du)、275度(du)(du)(du)(du)(du)、300度(du)(du)(du)(du)(du)、350度(du)(du)(du)(du)(du)、415度(du)(du)(du)(du)(du)、450度(du)(du)(du)(du)(du)等(deng)薄(bo)膜(mo)電(dian)(dian)阻(zu)(zu)(zu)、厚膜(mo)電(dian)(dian)阻(zu)(zu)(zu)、金屬膜(mo)電(dian)(dian)阻(zu)(zu)(zu)、色環電(dian)(dian)阻(zu)(zu)(zu)、電(dian)(dian)流電(dian)(dian)阻(zu)(zu)(zu)、熱敏電(dian)(dian)阻(zu)(zu)(zu)、線繞電(dian)(dian)阻(zu)(zu)(zu)、通孔(kong)電(dian)(dian)阻(zu)(zu)(zu)、功率電(dian)(dian)阻(zu)(zu)(zu)等(deng)等(deng)，封裝有貼(tie)片、直插、軸向、通孔(kong)等(deng)，各種溫度(du)(du)(du)(du)(du)檔都有，阻(zu)(zu)(zu)值齊全，儀(yi)器(qi)175度(du)(du)(du)(du)(du)測(ce)(ce)井電(dian)(dian)阻(zu)(zu)(zu)價(jia)格，非常適用(yong)于石油測(ce)(ce)井儀(yi)器(qi)高溫環境(jing)下，歡迎來(lai)電(dian)(dian)咨(zi)詢。

水(shui)(shui)泥電(dian)阻(zu)(zu):是(shi)將電(dian)阻(zu)(zu)線繞在無堿(jian)性耐(nai)(nai)熱瓷件上，外面(mian)加(jia)上耐(nai)(nai)熱、耐(nai)(nai)濕及耐(nai)(nai)腐蝕之材料保護固定并把(ba)繞線電(dian)阻(zu)(zu)體放入方形瓷器框內，用特殊不燃(ran)性耐(nai)(nai)熱水(shui)(shui)泥充填(tian)密封而成。水(shui)(shui)泥電(dian)阻(zu)(zu)的外側主要是(shi)陶瓷材質(一般可分為高(gao)鋁瓷和長石瓷)。