科威爾壓(ya)(ya)(ya)力(li)(li)(li)變(bian)送(song)(song)器工作(zuo)原(yuan)理(li)陶(tao)瓷(ci)電(dian)容(rong)傳(chuan)感器的(de)(de)(de)設(she)計是基于(yu)電(dian)容(rong)值的(de)(de)(de)大小在其他條件不變(bian)時(shi)，只與兩(liang)極(ji)間的(de)(de)(de)距離(li)相關的(de)(de)(de)原(yuan)理(li)。由(you)陶(tao)瓷(ci)膜(mo)片(pian)及襯(chen)底(di)構(gou)成(cheng)電(dian)容(rong)兩(liang)極(ji)，測(ce)量(liang)時(shi)，過程壓(ya)(ya)(ya)力(li)(li)(li)直(zhi)接作(zuo)用(yong)于(yu)堅(jian)固耐腐(fu)蝕的(de)(de)(de)陶(tao)瓷(ci)膜(mo)片(pian)上(shang)，使(shi)之產(chan)(chan)生彈性位移，就可以從(cong)襯(chen)底(di)和膜(mo)片(pian)之間檢測(ce)到電(dian)容(rong)的(de)(de)(de)變(bian)化(hua)，經微調電(dian)路作(zuo)用(yong)后，輸(shu)(shu)出(chu)一(yi)個精確的(de)(de)(de)電(dian)壓(ya)(ya)(ya)信號，再通過變(bian)送(song)(song)器轉(zhuan)換成(cheng)對(dui)(dui)應(ying)的(de)(de)(de)4~20mA信號輸(shu)(shu)出(chu)。陶(tao)瓷(ci)壓(ya)(ya)(ya)阻傳(chuan)感器的(de)(de)(de)原(yuan)理(li)是壓(ya)(ya)(ya)敏電(dian)阻的(de)(de)(de)壓(ya)(ya)(ya)阻效應(ying)及硅材料(liao)受壓(ya)(ya)(ya)力(li)(li)(li)作(zuo)用(yong)時(shi)電(dian)阻發生變(bian)化(hua)的(de)(de)(de)特性。電(dian)阻印(yin)刷(shua)在陶(tao)瓷(ci)膜(mo)片(pian)的(de)(de)(de)背面，連接成(cheng)一(yi)個惠(hui)斯通電(dian)橋（閉(bi)橋），測(ce)量(liang)時(shi)，壓(ya)(ya)(ya)力(li)(li)(li)直(zhi)接作(zuo)用(yong)在膜(mo)片(pian)上(shang)，使(shi)之產(chan)(chan)生微小的(de)(de)(de)形變(bian)，改(gai)變(bian)橋臂(bei)電(dian)阻，經過微調電(dian)路放(fang)大后，使(shi)電(dian)橋產(chan)(chan)生一(yi)個與壓(ya)(ya)(ya)力(li)(li)(li)成(cheng)正比的(de)(de)(de)電(dian)壓(ya)(ya)(ya)信號，再通過變(bian)送(song)(song)器轉(zhuan)換成(cheng)對(dui)(dui)應(ying)的(de)(de)(de)4~20mA信號輸(shu)(shu)出(chu)。新余PBT壓(ya)(ya)(ya)力(li)(li)(li)變(bian)送(song)(song)器

壓力變(bian)送(song)(song)(song)(song)器(qi)(qi)安(an)裝(zhuang)及調(diao)試1. 安(an)裝(zhuang)按(an)以下步驟(zou)進行操作：1)將變(bian)送(song)(song)(song)(song)器(qi)(qi)通過連(lian)接(jie)(jie)(jie)螺紋安(an)裝(zhuang)在測量口位置。2)旋(xuan)(xuan)開(kai)變(bian)送(song)(song)(song)(song)器(qi)(qi)上蓋(gai)，旋(xuan)(xuan)松電(dian)(dian)(dian)纜(lan)(lan)密(mi)(mi)封接(jie)(jie)(jie)頭(tou)，拔(ba)下接(jie)(jie)(jie)線端(duan)子，將電(dian)(dian)(dian)纜(lan)(lan)線（≤Ф8）穿過電(dian)(dian)(dian)纜(lan)(lan)密(mi)(mi)封接(jie)(jie)(jie)頭(tou)，按(an)說明(ming)書要(yao)求接(jie)(jie)(jie)線圖連(lian)線。3)旋(xuan)(xuan)緊電(dian)(dian)(dian)纜(lan)(lan)密(mi)(mi)封接(jie)(jie)(jie)頭(tou)，整理、固定(ding)引出(chu)的電(dian)(dian)(dian)纜(lan)(lan)線，同時旋(xuan)(xuan)上變(bian)送(song)(song)(song)(song)器(qi)(qi)上蓋(gai)。?注1：①接(jie)(jie)(jie)線端(duan)子“-”端(duan)為4~20mA的電(dian)(dian)(dian)流輸(shu)出(chu)端(duan)，不(bu)能將24VDC電(dian)(dian)(dian)源線的負極接(jie)(jie)(jie)在“-”端(duan)，否則(ze)檢測不(bu)到(dao)變(bian)送(song)(song)(song)(song)器(qi)(qi)輸(shu)出(chu)電(dian)(dian)(dian)流信號。②連(lian)接(jie)(jie)(jie)電(dian)(dian)(dian)纜(lan)(lan)的時候應將出(chu)線電(dian)(dian)(dian)纜(lan)(lan)下垂。切(qie)忌電(dian)(dian)(dian)纜(lan)(lan)上翹，否則(ze)會將冷凝(ning)水導(dao)入變(bian)送(song)(song)(song)(song)器(qi)(qi)，造(zao)成變(bian)送(song)(song)(song)(song)器(qi)(qi)的損壞。唐山PIT智能壓力變(bian)送(song)(song)(song)(song)器(qi)(qi)

科威爾壓(ya)(ya)(ya)力(li)變送(song)器(qi)(qi)(qi)概述PGT精(jing)(jing)密型壓(ya)(ya)(ya)力(li)變送(song)器(qi)(qi)(qi)采用(yong)(yong)干式陶(tao)瓷(ci)電容傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)或陶(tao)瓷(ci)壓(ya)(ya)(ya)阻(zu)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)作為測(ce)量(liang)(liang)單元。陶(tao)瓷(ci)電容傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)采用(yong)(yong)電容測(ce)量(liang)(liang)原理，作用(yong)(yong)元素單一(yi)，測(ce)量(liang)(liang)精(jing)(jing)度比較高可(ke)達0.1級，同時具有抗(kang)干擾、抗(kang)污(wu)及抗(kang)過(guo)(guo)載能力(li)強(qiang)等諸多優點；而(er)陶(tao)瓷(ci)壓(ya)(ya)(ya)阻(zu)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)則具有測(ce)量(liang)(liang)范圍廣，抗(kang)過(guo)(guo)壓(ya)(ya)(ya)能力(li)更(geng)強(qiang)等優點。變送(song)器(qi)(qi)(qi)外觀精(jing)(jing)美、體(ti)積(ji)小(xiao)巧、穩(wen)定可(ke)靠，適用(yong)(yong)于(yu)多種氣體(ti)、液體(ti)的表壓(ya)(ya)(ya)、絕壓(ya)(ya)(ya)測(ce)量(liang)(liang)，是一(yi)款經(jing)濟實用(yong)(yong)的壓(ya)(ya)(ya)力(li)測(ce)量(liang)(liang)元件。PGT精(jing)(jing)密型壓(ya)(ya)(ya)力(li)變送(song)器(qi)(qi)(qi)適用(yong)(yong)于(yu)氣體(ti)、蒸汽(qi)、液體(ti)的 或相(xiang)對壓(ya)(ya)(ya)力(li)測(ce)量(liang)(liang)。廣泛應用(yong)(yong)于(yu)水電、化(hua)學和石化(hua)工(gong)業等領域，用(yong)(yong)于(yu)工(gong)業過(guo)(guo)程和一(yi)般過(guo)(guo)程測(ce)量(liang)(liang)技術中。

壓(ya)力(li)變送(song)(song)器(qi)(qi)注意(yi)事項1.訂貨時應(ying)(ying)注意(yi)注明(ming)量程上限、測量方式、精(jing)度等級、接口尺寸等。2.貨到后需(xu)方應(ying)(ying)按裝箱(xiang)單檢(jian)查儀表及附件(jian)是否(fou)齊全(quan)、完好，如有損(sun)壞(huai)，應(ying)(ying)盡快(kuai)與供貨方聯(lian)系。3.變送(song)(song)器(qi)(qi)應(ying)(ying)儲存(cun)在干燥、通風、陰涼、無腐蝕性氣體、絕緣良好及無危害因(yin)素的室內，不得將變送(song)(song)器(qi)(qi)放在高(gao)溫(wen)、高(gao)濕場(chang)合保存(cun)的環境中。4.變送(song)(song)器(qi)(qi)在保存(cun)、移動或安(an)裝時，不得摔碰(peng)，防止跌落，以(yi)免造成(cheng)(cheng)傳(chuan)感器(qi)(qi)損(sun)傷和(he)零點遷移。5.本產(chan)品屬精(jing)密測量儀表，嚴禁(jin)隨(sui)意(yi)沖擊、強力(li)支撐、拆(chai)卸或用(yong)(yong)尖銳的器(qi)(qi)具捅(tong)引壓(ya)孔傳(chuan)感器(qi)(qi)膜片(pian)。6.請(qing)確認(ren)按說明(ming)書中的要求接線正確后方可上電。7.敷設信(xin)號電纜(lan)時請(qing)與高(gao)電壓(ya)，高(gao)頻率設備及電纜(lan)保持安(an)全(quan)距離，以(yi)免造成(cheng)(cheng)對變送(song)(song) 器(qi)(qi)輸出(chu)信(xin)號的干擾及產(chan)生的感應(ying)(ying)高(gao)電壓(ya)損(sun)壞(huai)變送(song)(song)器(qi)(qi)。8.嚴禁(jin)用(yong)(yong)戶自(zi)行拆(chai)解變送(song)(song)器(qi)(qi)或進(jin)行維修(xiu)，否(fou)則不予保修(xiu)。9.如變送(song)(song)器(qi)(qi)不能正常工作，請(qing)將變送(song)(song)器(qi)(qi)返回(hui)本公司(si)檢(jian)測。

科(ke)威爾壓(ya)(ya)力(li)變送器(qi)特點(dian)(dian)PIT智能壓(ya)(ya)力(li)變送器(qi)具(ju)有以下特點(dian)(dian)：1.采用(yong)進口傳(chuan)(chuan)感器(qi)，高(gao)(gao)精(jing)度(du)、高(gao)(gao)穩定(ding)性(xing)、高(gao)(gao)可(ke)(ke)靠性(xing)；2.數字、液晶(jing)壓(ya)(ya)力(li)顯(xian)示(shi)，顯(xian)示(shi)直觀(guan)；3.抗(kang)(kang)(kang)干(gan)擾強、長期(qi)穩定(ding)性(xing)好，優(you)于0.1%FS/年；4.抗(kang)(kang)(kang)震動、抗(kang)(kang)(kang)沖擊，可(ke)(ke)使(shi)用(yong)在有振動的工況；5.本質安全(quan)防爆(bao)；體積(ji)小、外形美觀(guan)、性(xing)價比高(gao)(gao)；6. 量(liang)程范圍(wei)寬，可(ke)(ke)測(ce)(ce)量(liang)絕壓(ya)(ya)、表(biao)壓(ya)(ya)和密封(feng)表(biao)壓(ya)(ya)PGT精(jing)密型壓(ya)(ya)力(li)變送器(qi)采用(yong)干(gan)式陶瓷(ci)電(dian)容(rong)傳(chuan)(chuan)感器(qi)或陶瓷(ci)壓(ya)(ya)阻傳(chuan)(chuan)感器(qi)作為測(ce)(ce)量(liang)單元(yuan)。陶瓷(ci)電(dian)容(rong)傳(chuan)(chuan)感器(qi)采用(yong)電(dian)容(rong)測(ce)(ce)量(liang)原理，作用(yong)元(yuan)素(su)單一，測(ce)(ce)量(liang)精(jing)度(du)比較(jiao)高(gao)(gao)可(ke)(ke)達(da)0.1級，同時(shi)具(ju)有抗(kang)(kang)(kang)干(gan)擾、抗(kang)(kang)(kang)污及抗(kang)(kang)(kang)過載能力(li)強等諸(zhu)多優(you)點(dian)(dian)北海PAT高(gao)(gao)頻動態(tai)壓(ya)(ya)力(li)變送器(qi)

新余PBT壓力變送器

科威(wei)爾壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)的(de)分(fen)類(lei)壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)根據測量范圍(wei)，可分(fen)成壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)、差壓(ya)(ya)(ya)變(bian)(bian)送(song)(song)器(qi)和負壓(ya)(ya)(ya)變(bian)(bian)送(song)(song)器(qi)三種；壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)根據傳感器(qi)種類(lei)，可分(fen)為陶瓷壓(ya)(ya)(ya)阻壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)、擴散硅壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)、電容(rong)式壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)和單晶硅壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)。?擴散硅壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)具有工作可靠、性能穩(wen)定(ding)、安裝使(shi)用方(fang)便、體積小、重量輕、性能價格(ge)比(bi)高(gao)等特點(dian)，在各(ge)種正負壓(ya)(ya)(ya)力(li)(li)(li)(li)測量中得到了 的(de)應(ying)用，是目前市場上占有率比(bi)較高(gao)的(de)。電容(rong)式壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)應(ying)其精度(du)高(gao)、穩(wen)定(ding)性能好、抗干擾能力(li)(li)(li)(li)強、抗過壓(ya)(ya)(ya)能力(li)(li)(li)(li)強等特點(dian)，在工業場合使(shi)用率高(gao)。新余PBT壓(ya)(ya)(ya)力(li)(li)(li)(li)變(bian)(bian)送(song)(song)器(qi)

深圳(zhen)(zhen)市(shi)科(ke)威(wei)爾自(zi)動化控制有限(xian)公司位(wei)于深圳(zhen)(zhen)市(shi)龍崗(gang)區橫崗(gang)街道(dao)龍崗(gang)大道(dao)3278號聯建樓(lou)二樓(lou)202-4-A。在(zai)市(shi)場(chang)經濟的浪潮中拼博和發展(zhan)，目(mu)前深圳(zhen)(zhen)科(ke)威(wei)爾在(zai)儀(yi)器(qi)儀(yi)表中擁有較高(gao)(gao)的**度，享有良好(hao)的聲譽。深圳(zhen)(zhen)科(ke)威(wei)爾取得全(quan)網(wang)商(shang)盟認證，標(biao)志著我們(men)的服務和管理水(shui)平達到了一個新的高(gao)(gao)度。深圳(zhen)(zhen)科(ke)威(wei)爾全(quan)體(ti)員工愿與(yu)各界有識之士共同發展(zhan)，共創美好(hao)未來。

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