應(ying)用(yong)通常和顯示儀表、記錄(lu)儀表、電(dian)(dian)子計(ji)算機(ji)等(deng)配套使用(yong)。  直(zhi)接(jie)測量(liang)生(sheng)(sheng)產(chan)現場存(cun)在碳氫化合(he)物等(deng)的(de)-200℃～500℃范圍(wei)內液體(ti)(ti)(ti)、蒸汽和氣(qi)體(ti)(ti)(ti)介質以及固體(ti)(ti)(ti)表面測溫。該系(xi)列一(yi)般用(yong)于(yu)易(yi)燃，易(yi)爆(bao)(bao)而(er)又對產(chan)品(pin)機(ji)械性能(neng)，精度(du)有(you)所要求的(de)場所。特(te)點1.壓簧(huang)式(shi)感溫元(yuan)件(jian)，抗振性能(neng)好；2.測量(liang)精確(que)度(du)高；3.毋(wu)須補償導線(xian)(xian)，節省(sheng)費(fei)用(yong)；4.進口薄膜電(dian)(dian)阻(zu)元(yuan)件(jian),性能(neng)可靠穩(wen)定；工作原理隔爆(bao)(bao)熱電(dian)(dian)阻(zu)利用(yong)間隙(xi)隔爆(bao)(bao)原理，設計(ji)具(ju)有(you)足夠強度(du)的(de)接(jie)線(xian)(xian)盒(he)等(deng)部(bu)件(jian)，將所有(you)會(hui)產(chan)生(sheng)(sheng)火(huo)花(hua)、電(dian)(dian)弧和危險溫度(du)的(de)零部(bu)件(jian)都(dou)密封在接(jie)線(xian)(xian)盒(he)腔內，當腔內發生(sheng)(sheng)爆(bao)(bao)炸時，能(neng)通過接(jie)合(he)面間隙(xi)熄火(huo)和冷卻，使爆(bao)(bao)炸后的(de)火(huo)焰和溫度(du)傳不(bu)到(dao)腔外，從而(er)進行(xing)測溫。產(chan)品(pin)執(zhi)行(xing)標準IEC751 JB/T8622－1997 JB/T8623-1997 JB/T5518－91常溫絕(jue)緣電(dian)(dian)阻(zu)防(fang)爆(bao)(bao)熱電(dian)(dian)阻(zu)在環境溫度(du)為(wei)15～35℃，相對濕(shi)度(du)不(bu)大于(yu)80%，試驗電(dian)(dian)壓為(wei)10～100V（直(zhi)流(liu)）電(dian)(dian)極(ji)與外套管之間的(de)絕(jue)緣電(dian)(dian)阻(zu)≥100MΩ