1、概述： 　　　 SBWR、SBWZ系(xi)列熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)溫(wen)度(du)(du)(du)變(bian)(bian)(bian)送(song)器(qi)是DDZ系(xi)列儀表中(zhong)的(de)(de)(de)現場安裝(zhuang)(zhuang)(zhuang)式溫(wen)度(du)(du)(du)變(bian)(bian)(bian)送(song)器(qi)單元(yuan)，與(yu)工(gong)業熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)配套使用(yong)，它(ta)采(cai)用(yong)二線制傳輸(shu)(shu)(shu)方式（兩根導線作為(wei)電(dian)(dian)(dian)(dian)(dian)(dian)源輸(shu)(shu)(shu)入和(he)信(xin)(xin)號(hao)輸(shu)(shu)(shu)出(chu)的(de)(de)(de)公用(yong)傳輸(shu)(shu)(shu)線）。將工(gong)業熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)信(xin)(xin)號(hao)轉換成(cheng)與(yu)輸(shu)(shu)(shu)入信(xin)(xin)號(hao)或(huo)(huo)與(yu)溫(wen)度(du)(du)(du)信(xin)(xin)號(hao)成(cheng)線性的(de)(de)(de)4-20mA、0-10mA的(de)(de)(de)輸(shu)(shu)(shu)出(chu)信(xin)(xin)號(hao). 　　　 該溫(wen)度(du)(du)(du)變(bian)(bian)(bian)送(song)器(qi)可(ke)(ke)直接(jie)安裝(zhuang)(zhuang)(zhuang)在熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)(de)接(jie)線盒(he)內(nei)與(yu)之(zhi)形(xing)成(cheng)一體(ti)化(hua)(hua)結構(gou)(gou)。它(ta)作為(wei)新一代測(ce)溫(wen)儀表可(ke)(ke)廣(guang)泛應用(yong)與(yu)冶金(jin)、石油、化(hua)(hua)工(gong)、電(dian)(dian)(dian)(dian)(dian)(dian)力、輕工(gong)、紡織、食品、國(guo)防(fang)以及科研等工(gong)業部(bu)門。 2、主要特點： 　　?采(cai)用(yong)硅橡膠或(huo)(huo)環氧樹脂密封結構(gou)(gou)，因(yin)此耐震、耐濕、適合在惡劣的(de)(de)(de)現場環境(jing)安裝(zhuang)(zhuang)(zhuang)使用(yong)。 　　?現場安裝(zhuang)(zhuang)(zhuang)在熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)(de)接(jie)線盒(he)內(nei)使用(yong)，直接(jie)輸(shu)(shu)(shu)出(chu)4-20mA、0-10mA的(de)(de)(de)輸(shu)(shu)(shu)出(chu)信(xin)(xin)號(hao)。這樣既(ji)節約了(le)昂?的(de)(de)(de)補償(chang)導線費用(yong)，又(you)提高了(le)信(xin)(xin)號(hao)遠距(ju)離傳輸(shu)(shu)(shu)過(guo)程中(zhong)的(de)(de)(de)抗(kang)干(gan)擾能(neng)(neng)(neng)力；　　　　　　　 　 ?熱電(dian)(dian)(dian)(dian)(dian)(dian)偶變(bian)(bian)(bian)送(song)器(qi)具有冷(leng)端溫(wen)度(du)(du)(du)自(zi)動補償(chang)功能(neng)(neng)(neng)； 　 ?精度(du)(du)(du)高、功耗低，使用(yong)環境(jing)溫(wen)度(du)(du)(du)范(fan)圍寬，工(gong)作穩(wen)定可(ke)(ke)靠(kao)； 　 ?適用(yong)范(fan)圍廣(guang)、既(ji)可(ke)(ke)以與(yu)熱電(dian)(dian)(dian)(dian)(dian)(dian)偶、熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)形(xing)成(cheng)一體(ti)化(hua)(hua)現場安裝(zhuang)(zhuang)(zhuang)結構(gou)(gou)，也(ye)可(ke)(ke)以作為(wei)功能(neng)(neng)(neng)模塊安裝(zhuang)(zhuang)(zhuang)在檢測(ce)設備中(zhong)和(he)儀表盤上(shang)使用(yong)； 　 ?智能(neng)(neng)(neng)型(xing)溫(wen)度(du)(du)(du)變(bian)(bian)(bian)送(song)器(qi)可(ke)(ke)通過(guo)HART調(diao)制解(jie)調(diao)器(qi)與(yu)上(shang)位機通訊(xun)或(huo)(huo)與(yu)手持器(qi)和(he)PC機對(dui)變(bian)(bian)(bian)送(song)器(qi)的(de)(de)(de)型(xing)號(hao)、分度(du)(du)(du)號(hao)、量程進行遠程信(xin)(xin)息管理(li)、組態、變(bian)(bian)(bian)量監測(ce)、校準(zhun)和(he)維護功能(neng)(neng)(neng)； 　 ?智能(neng)(neng)(neng)型(xing)溫(wen)度(du)(du)(du)變(bian)(bian)(bian)送(song)器(qi)可(ke)(ke)按用(yong)戶(hu)實際(ji)需要調(diao)整變(bian)(bian)(bian)送(song)器(qi)的(de)(de)(de)顯示方向，并(bing)顯示變(bian)(bian)(bian)送(song)器(qi)所測(ce)的(de)(de)(de)介質溫(wen)度(du)(du)(du)、傳感器(qi)值的(de)(de)(de)變(bian)(bian)(bian)化(hua)(hua)、輸(shu)(shu)(shu)出(chu)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)和(he)百分比例；