概(gai)述

JLSBW系(xi)列熱(re)(re)(re)電(dian)(dian)(dian)(dian)偶(ou)、熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)溫度(du)變送(song)(song)(song)器(qi)DDZ-S系(xi)列儀(yi)表(biao)中的現(xian)場(chang)(chang)安(an)裝(zhuang)式(shi)溫度(du)變送(song)(song)(song)單元,將其直接(jie)(jie)安(an)裝(zhuang)在熱(re)(re)(re)電(dian)(dian)(dian)(dian)偶(ou)、熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)的接(jie)(jie)線(xian)(xian)盒內與(yu)之組(zu)成一(yi)體化結構,即形(xing)成熱(re)(re)(re)電(dian)(dian)(dian)(dian)偶(ou)、熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)一(yi)體化溫度(du)變送(song)(song)(song)器(qi)。它(ta)采用(yong)二(er)(er)線(xian)(xian)制(zhi)傳送(song)(song)(song)方式(shi)(電(dian)(dian)(dian)(dian)源輸(shu)入與(yu)信號輸(shu)出(chu)為二(er)(er)根(gen)公用(yong)導線(xian)(xian)),輸(shu)出(chu)與(yu)被測溫度(du)成線(xian)(xian)性的4-20mA電(dian)(dian)(dian)(dian)流信號。可(ke)與(yu)各(ge)種電(dian)(dian)(dian)(dian)動(dong)位(wei)表(biao),智能(neng)數顯儀(yi)表(biao)及計(ji)算機控制(zhi)系(xi)統(tong)配套使(shi)用(yong)。安(an)裝(zhuang)固定方式(shi)與(yu)普通裝(zhuang)配式(shi)、鎧裝(zhuang)式(shi)熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)、熱(re)(re)(re)電(dian)(dian)(dian)(dian)偶(ou)相(xiang)同(tong)。使(shi)用(yong)鎧裝(zhuang)內芯,耐(nai)壓、抗(kang)震、穩定,使(shi)用(yong)二(er)(er)節式(shi)聯接(jie)(jie)方式(shi),可(ke)不拆卸設備上套管快速更換測溫元件。帶現(xian)場(chang)(chang)顯示(shi)的一(yi)體溫度(du)變送(song)(song)(song)器(qi),除實現(xian)遠距離傳輸(shu)外(wai),可(ke)方便(bian)的進行現(xian)場(chang)(chang)監視(shi)本(ben)產品(pin)可(ke)廣泛應(ying)用(yong)于(yu)石油、化工(gong)(gong)、紡織、治金、機電(dian)(dian)(dian)(dian)、電(dian)(dian)(dian)(dian)力、航空、食(shi)品(pin)加工(gong)(gong)、醫學工(gong)(gong)程等工(gong)(gong)業生產和(he)科研領域

特點:

★先進(jin)的非線(xian)(xian)性校正電(dian)路,輸出信號(hao)與被測溫(wen)度成線(xian)(xian)性關系

★具有高精度冷端補償電路,漂移自校系統在整個(ge)工作(zuo)溫(wen)度范圍內保證測(ce)量(liang)精度

★*的(de)抗干(gan)擾電路(lu)設計,保(bao)證變送器在受到各種干(gan)擾下能安全(quan)可靠地工作

★采(cai)用環氧(yang)材后封(feng)裝,耐腐蝕(shi),抗震,可靠

★二線(xian)制導(dao)線(xian)傳(chuan)輸,可省去昂貴的補償導(dao)線(xian)費用(yong)

主要技術指標

★輸人信號:熱電(dian)偶B、S,K、E、T型熱電(dian)阻P100、Cu50

★輸(shu)出信號:與量程范圍內溫(wen)度(du)成線性(xing)的4-20mADC電流倍號,二(er)線制傳(chuan)輸(shu)

★基本誤差(cha):溫(wen)度傳感器與變送器誤差(cha)之(zhi)和(見下表)

★電源:儀(yi)表(biao)標準供電電壓為(wei)直流(liu)24V,允差(cha)為(wei)土10o

★負載電(dian)(dian)阻(zu)(zu):額定負載電(dian)(dian)阻(zu)(zu)2500(極限負我電(dian)(dian)阻(zu)(zu)0-6000)

★工作環境:溫度-25~80℃,溫度

類(lei)別(bie)及(ji)參(can)數

適用于接線

訂貨須知

★傳感器分度號,測量范圍,總長(chang)度L及插入深度。

★是否(fou)現場顯示,是否(fou)隔(ge)爆,接(jie)線盒型式(shi)

★用兩節式還是常規型。

★安裝孔內徑(jing),固定形(xing)式(shi)及(ji)規格(公制,英制)

★傳感器內芯是普通裝配式還是鎧裝式。

★根據(ju)測(ce)量范(fan)圍、介質情況選擇保(bao)護(hu)材質、外徑(jing)。測(ce)量端結構有無特(te)殊(shu)要(yao)求,如:縮(suo)徑(jing)、防腐、耐(nai)磨,耐(nai)震等

★在確定以上條件情況下,根據本系列產(chan)品型號命(ming)名進行選型,不詳之處,請參(can)閱樣本其它相應系列確?

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