GEFRAN杰弗倫壓(ya)力(li)變(bian)送(song)器產地直銷 如果將電(dian)壓(ya)大小(xiao)和(he)(he)電(dian)極尺寸固定，則(ze)回路電(dian)流(liu)與(yu)電(dian)導(dao)(dao)率就(jiu)存(cun)在一(yi)定的(de)函數關系。這樣，測了待(dai)測溶液(ye)中流(liu)過的(de)電(dian)流(liu)，就(jiu)能測出待(dai)測溶液(ye)的(de)電(dian)導(dao)(dao)率。電(dian)導(dao)(dao)變(bian)送(song)器的(de)結構和(he)(he)電(dian)路與(yu)酸(suan)、堿、鹽(yan)濃度變(bian)送(song)器相同。兩(liang)(liang)線(xian)(xian)(xian)(xian)制(zhi)(zhi)是指現場(chang)變(bian)送(song)器與(yu)控制(zhi)(zhi)室儀表(biao)僅用兩(liang)(liang)根導(dao)(dao)線(xian)(xian)(xian)(xian)，這兩(liang)(liang)根線(xian)(xian)(xian)(xian)既是電(dian)源線(xian)(xian)(xian)(xian)，又是信號線(xian)(xian)(xian)(xian)。兩(liang)(liang)線(xian)(xian)(xian)(xian)制(zhi)(zhi)與(yu)三線(xian)(xian)(xian)(xian)制(zhi)(zhi)（一(yi)根正(zheng)電(dian)源線(xian)(xian)(xian)(xian)，兩(liang)(liang)根信號線(xian)(xian)(xian)(xian)，其中一(yi)根共(gong)GND） 和(he)(he)四線(xian)(xian)(xian)(xian)制(zhi)(zhi)（兩(liang)(liang)根正(zheng)負電(dian)源線(xian)(xian)(xian)(xian)，兩(liang)(liang)根信號線(xian)(xian)(xian)(xian)，

意大利杰弗倫GEFRAN變(bian)(bian)(bian)(bian)送(song)器型號(hao) TK變(bian)(bian)(bian)(bian)送(song)器是(shi)基于(yu)厚膜粘(zhan)在不(bu)銹鋼的(de)敏感元件(jian)上。采用(yong)(yong)高穩定(ding)的(de)電子元件(jian)，這些變(bian)(bian)(bian)(bian)送(song)器可應用(yong)(yong)在需要長(chang)距離信號(hao)傳輸或智能控制系統中。TK壓(ya)(ya)(ya)力(li)變(bian)(bian)(bian)(bian)送(song)器設計為主要測量(liang)油，空氣和液壓(ya)(ya)(ya)回路的(de)壓(ya)(ya)(ya)力(li)。它們也(ye)能用(yong)(yong)于(yu)技術和過程(cheng)測量(liang)領(ling)域。壓(ya)(ya)(ya)力(li)、差(cha)壓(ya)(ya)(ya)變(bian)(bian)(bian)(bian)送(song)器是(shi)過程(cheng)變(bian)(bian)(bian)(bian)量(liang)變(bian)(bian)(bian)(bian)送(song)器中Z重要的(de)一(yi)類，應用(yong)(yong)范圍(wei)很廣，除了(le)可用(yong)(yong)于(yu)壓(ya)(ya)(ya)力(li)、差(cha)壓(ya)(ya)(ya)測量(liang)之外，還可用(yong)(yong)于(yu)流量(liang)、液位、比重等其他參數測量(liang)。一(yi)條5000t/d的(de)水泥

銷售杰弗倫(lun)GEFRAN高壓(ya)(ya)變(bian)送器(qi)(qi)(qi)(qi) 安(an)裝時(shi)應使變(bian)送器(qi)(qi)(qi)(qi)的壓(ya)(ya)力(li)(li)敏感(gan)件軸向垂(chui)直于重力(li)(li)方(fang)向，如(ru)果安(an)裝條(tiao)件限(xian)制，則(ze)應安(an)裝固定后(hou)調整變(bian)送器(qi)(qi)(qi)(qi)零(ling)位(wei)到(dao)標準值。加壓(ya)(ya)變(bian)送器(qi)(qi)(qi)(qi)輸出不(bu)變(bian)化(hua)，再加壓(ya)(ya)變(bian)送器(qi)(qi)(qi)(qi)輸出突然變(bian)化(hua)，泄壓(ya)(ya)變(bian)送器(qi)(qi)(qi)(qi)零(ling)位(wei)回不(bu)去(qu)。 產生此(ci)現象(xiang)的原因極(ji)有可能是壓(ya)(ya)力(li)(li)傳(chuan)感(gan)器(qi)(qi)(qi)(qi)密封圈引起(qi)的。是否符(fu)合(he)供電(dian)要求；電(dian)源與(yu)變(bian)送器(qi)(qi)(qi)(qi)及負載設(she)備(bei)之間有無(wu)接(jie)線錯(cuo)誤。如(ru)果變(bian)送器(qi)(qi)(qi)(qi)接(jie)線端子上無(wu)電(dian)壓(ya)(ya)或極(ji)性接(jie)反均可造成變(bian)送器(qi)(qi)(qi)(qi)無(wu)電(dian)壓(ya)(ya)信號輸出。壓(ya)(ya)力(li)(li)傳(chuan)感(gan)器(qi)(qi)(qi)(qi)

意大(da)利杰弗倫GEFRAN壓(ya)力(li)變(bian)送(song)器代理 基于在溫(wen)度測量(liang)的發展上已(yi)取得了巨大(da)進步(bu)，它也(ye)促(cu)進了在過程控制(zhi)工(gong)業領(ling)域中溫(wen)度變(bian)送(song)器精確度、可靠性和重復性的提(ti)高，同時(shi)(shi)也(ye)為過程控制(zhi)質量(liang)的不斷提(ti)高做出(chu)了貢(gong)獻。在選(xuan)型(xing)時(shi)(shi)要考慮它的介質對膜(mo)(mo)盒金(jin)屬的腐(fu)蝕，一(yi)定要選(xuan)好膜(mo)(mo)盒材(cai)(cai)質，否則使用后(hou)很短時(shi)(shi)間就會將(jiang)外膜(mo)(mo)片腐(fu)蝕壞，法(fa)蘭也(ye)會被腐(fu)蝕壞造(zao)成設備和人身事故，所以材(cai)(cai)質選(xuan)擇非常重要。變(bian)送(song)器的膜(mo)(mo)盒材(cai)(cai)質有普通不銹鋼(gang)、304不銹鋼(gang)

意大(da)利GEFRAN熔(rong)體壓力變(bian)(bian)送(song)(song)器介(jie)(jie)紹 電(dian)(dian)容(rong)(rong)傳(chuan)感器由絕緣電(dian)(dian)極和裝有(you)測(ce)量(liang)介(jie)(jie)質的圓柱形金屬容(rong)(rong)器組(zu)(zu)成。當(dang)料位上升時，因非導電(dian)(dian)物料的介(jie)(jie)電(dian)(dian)常數明(ming)顯小于空氣的介(jie)(jie)電(dian)(dian)常數，所以(yi)電(dian)(dian)容(rong)(rong)量(liang)隨著物料高(gao)度的變(bian)(bian)化而變(bian)(bian)化。變(bian)(bian)送(song)(song)器的模(mo)塊電(dian)(dian)路由基準源、脈(mo)寬調制、轉換、恒流放(fang)大(da)、反(fan)饋和限流等單元組(zu)(zu)成。采用(yong)脈(mo)寬調特原理進行測(ce)量(liang)的優點是頻(pin)率較(jiao)低，對周圍元射頻(pin)干擾、穩定(ding)性好(hao)、線性好(hao)、無明(ming)顯溫度漂移等。超聲波變(bian)(bian)送(song)(song)器分為一般超聲波變(bian)(bian)送(song)(song)器

意大利GEFRAN杰(jie)弗倫熔體壓(ya)力(li)(li)變(bian)送器現貨(huo) K3系(xi)列(lie)壓(ya)力(li)(li)傳(chuan)感(gan)器適用于(yu)加(jia)工(gong)溫(wen)度達到538°C （1000°F）的(de)高(gao)溫(wen)應(ying)用中，比(bi)(bi)如高(gao)溫(wen)工(gong)程(cheng)聚合物。K系(xi)列(lie)應(ying)用標準熔體壓(ya)力(li)(li)原理(li)及結構，應(ying)變(bian)片則采用壓(ya)力(li)(li)感(gan)應(ying)技術。壓(ya)力(li)(li)傳(chuan)輸采用幾乎不可壓(ya)縮的(de)鈉(na)鉀混合物（比(bi)(bi)如NaK），NaK是FDA認(ren)(ren)可的(de)安全物質（GRAS）。應(ying)用:至(zhi)于(yu)FDA認(ren)(ren)證，K系(xi)列(lie)適用于(yu)無水銀、食品和醫療行業。加(jia)工(gong)特殊聚合物，塑料（538°C /1000

意大利杰弗倫GEFRAN變送器全(quan)系列 放(fang)大后(hou)的(de)(de)信(xin)號(hao)經(jing)電(dian)(dian)壓電(dian)(dian)流(liu)轉換(huan)變換(huan)成相(xiang)應(ying)的(de)(de)電(dian)(dian)流(liu)信(xin)號(hao)，再經(jing)過非(fei)線(xian)性(xing)(xing)校正，Z后(hou)產生(sheng)與輸入壓力成線(xian)性(xing)(xing)對應(ying)關系的(de)(de)標準電(dian)(dian)流(liu)電(dian)(dian)壓信(xin)號(hao)。一體化(hua)溫(wen)度變送器具有(you)結(jie)構簡單、節(jie)省引線(xian)、輸出信(xin)號(hao)大、抗干擾(rao)能力強、線(xian)性(xing)(xing)好、顯示儀表簡單、固體模塊抗震防潮、有(you)反接保護和限流(liu)保護、工作可靠等優點。為防止熱(re)電(dian)(dian)偶測量中(zhong)由于電(dian)(dian)偶斷(duan)(duan)絲而使控溫(wen)失效造成事故(gu)，變送器中(zhong)還設有(you)斷(duan)(duan)電(dian)(dian)保護電(dian)(dian)路。

杰(jie)弗(fu)倫GEFRAN防爆(bao)熔體(ti)壓(ya)力(li)(li)(li)變送(song)器(qi)(qi) 壓(ya)力(li)(li)(li)變送(song)器(qi)(qi)要求每(mei)周檢查一(yi)次(ci)，每(mei)個月檢驗一(yi)次(ci)，主要是清除儀器(qi)(qi)內的灰(hui)塵，對(dui)電器(qi)(qi)元件認真檢查，對(dui)輸出的電流值(zhi)要經常校對(dui)，壓(ya)力(li)(li)(li)變送(song)器(qi)(qi)內部是弱電，一(yi)定要同外界強(qiang)電隔(ge)開。壓(ya)力(li)(li)(li)變送(song)器(qi)(qi)根據測(ce)壓(ya)范圍(wei)可(ke)分成一(yi)般壓(ya)力(li)(li)(li)變送(song)器(qi)(qi)（0.001MPa～20MP3）和微差壓(ya)變送(song)器(qi)(qi)（0～30kPa）兩種。也可(ke)用戶要求做成防爆(bao)型(xing)或防火型(xing)測(ce)量儀表。一(yi)體(ti)化溫度變送(song)器(qi)(qi)的輸出為統一(yi)的4～20mA信號；