3051電(dian)容式(shi)差(cha)壓(ya)變(bian)送(song)器(qi)供(gong)應商(shang)

壹、概(gai)述(shu)

SR-3051差壓(ya)變(bian)送(song)器(qi)是(shi)我公(gong)司(si)引進*技術和(he)設(she)備生(sheng)產(chan)的(de)新(xin)型(xing)變(bian)送(song)器(qi)，關(guan)鍵(jian)原材(cai)料(liao)，元器(qi)件(jian)和(he)零(ling)部件均(jun)源(yuan)自(zi)進口(kou)，整機(ji)經(jing)過(guo)嚴格組(zu)裝和(he)測試(shi)，該(gai)產(chan)品(pin)具有(you)設(she)計原(yuan)理(li)先(xian)進、品種(zhong)規(gui)格齊全、安裝使(shi)用簡便等(deng)特點(dian)。由(you)於(yu)該(gai)機(ji)型外(wai)觀(guan)上(shang)*融合了目前(qian)為(wei)流(liu)行，並(bing)被廣(guang)泛(fan)使(shi)用的(de)兩(liang)種(zhong)變(bian)送(song)器(qi)（羅(luo)斯(si)蒙(meng)特(te)3051與橫(heng)河(he)EJA）的(de)結(jie)構(gou)優點，讓(rang)使(shi)用者有(you)耳目壹新(xin)的(de)感(gan)覺(jiao)，同(tong)時(shi)與(yu)傳(chuan)統的(de)1151、CECC等(deng)系列產(chan)品在安裝上(shang)可直接替換(huan)，有(you)很(hen)強(qiang)的(de)通(tong)用性和(he)替(ti)代能(neng)力(li)。為適(shi)合(he)國內(nei)自(zi)動化(hua)水(shui)平的(de)不(bu)斷(duan)提高(gao)和(he)發(fa)展，該(gai)系列產(chan)品除(chu)設(she)計小(xiao)巧(qiao)精(jing)致外，更推出(chu)具有(you)HART現場總(zong)線協(xie)議(yi)的(de)智能(neng)化功(gong)能(neng)。

  ★SR-3051差壓(ya)變(bian)送(song)器(qi)以差(cha)動電(dian)容為(wei)檢(jian)測原(yuan)理組(zu)成(cheng)電(dian)容式(shi)變(bian)送(song)器(qi)，輸(shu)入壓(ya)力(li)分別為0~6Kpa，0~40Kpa等(deng)。

3051電(dian)容式(shi)差(cha)壓(ya)變(bian)送(song)器(qi)供(gong)應商(shang)

   ★使(shi)用對(dui)象(xiang)；液(ye)體.氣(qi)體(ti)和(he)蒸(zheng)汽(qi)

3051電(dian)容式(shi)差(cha)壓(ya)變(bian)送(song)器(qi)供(gong)應商(shang)

電(dian)容式(shi)壓(ya)力(li)變(bian)送(song)器(qi)被(bei)測介(jie)質(zhi)的(de)兩(liang)種(zhong)壓(ya)力(li)通入高(gao)、低(di)兩個壓(ya)力(li)室，作用在δ元(yuan)件(jian)(即敏(min)感(gan)元件)的(de)兩(liang)側(ce)隔離膜(mo)片(pian)上(shang)，通(tong)過(guo)隔離片和(he)元(yuan)件(jian)內(nei)的(de)填(tian)充液(ye)傳送(song)到(dao)測量膜(mo)片(pian)兩(liang)側(ce)。電(dian)容式(shi)壓(ya)力(li)變(bian)送(song)器(qi)是(shi)由測量膜(mo)片(pian)與(yu)兩(liang)側(ce)絕緣(yuan)片(pian)上(shang)的(de)電(dian)極各(ge)組(zu)成(cheng)壹(yi)個(ge)電(dian)容器(qi)。 當兩側(ce)壓(ya)力(li)不*時(shi)，致使(shi)測量膜(mo)片(pian)產(chan)生(sheng)位(wei)移，其(qi)位(wei)移量和(he)壓(ya)力(li)差成(cheng)正比(bi)，故兩側電(dian)容量就(jiu)不等(deng)，通(tong)過(guo)振蕩(dang)和(he)解(jie)調環節，轉換(huan)成(cheng)與(yu)壓(ya)力(li)成正比(bi)的(de)信(xin)號。電(dian)容式(shi)壓(ya)力(li)變(bian)送(song)器(qi)和(he)電(dian)容式(shi)壓(ya)力(li)變(bian)送(song)器(qi)的(de)工(gong)作原理(li)和(he)差(cha)壓(ya)變(bian)送(song)器(qi)相(xiang)同，所(suo)不同的(de)是(shi)低(di)壓(ya)室(shi)壓(ya)力(li)是大(da)氣(qi)壓(ya)或(huo)真(zhen)空(kong)。電(dian)容式(shi)壓(ya)力(li)變(bian)送(song)器(qi)的(de)A/D轉(zhuan)換(huan)器(qi)將(jiang)解(jie)調器(qi)的(de)電(dian)流轉(zhuan)換(huan)成(cheng)數(shu)字(zi)信(xin)號，其(qi)值被(bei)微(wei)處理器(qi)用來判定輸入壓(ya)力(li)值。微(wei)處(chu)理器(qi)控(kong)制變(bian)送(song)器(qi)的(de)工(gong)作。另外(wai)，它進行傳(chuan)感(gan)器(qi)線性化(hua)。重置(zhi)測量範(fan)圍(wei)。工(gong)程單(dan)位(wei)換(huan)算(suan)、阻(zu)尼、開(kai)方，，傳感器(qi)微(wei)調等(deng)運算(suan)，以及(ji)診斷(duan)和(he)數(shu)字(zi)通(tong)信(xin)