首先要確定熱電偶的外觀沒有問題，是好是壞，得通過檢測才能確定。將待測熱電偶套上熱電偶專用的瓷套管
，和標準鉑銠熱電偶一yi起qi放fang入ru管guan式shi電dian爐lu中zhong，將jiang熱re端duan插cha入ru管guan式shi電dian爐lu中zhong的de一yi個ge多duo孔kong的de均jun熱re用yong的de金jin屬shu鎳nie製zhi成cheng的de圓yuan柱zhu體ti中zhong。將jiang各ge自zi的de補bu償chang導dao線xian的de冷leng端duan放fang入ru由you冰bing水shui混hun合he物wu保bao持chi的de零ling攝she氏shi度du的de容rong器qi中zhong。將jiang管guan式shi電dian爐lu保bao持chi在zai該gai熱re電dian偶ou的de許xu用yong最zui高gao溫wen度du
，並bing穩wen定ding保bao持chi這zhe個ge範fan圍wei。這zhe時shi候hou用yong經jing過guo檢jian測ce合he格ge的de惠hui司si登deng電dian位wei差cha計ji
，測ce出chu標biao準zhun熱re電dian偶ou和he待dai測ce熱re電dian偶ou產chan生sheng的de熱re電dian勢shi差cha並bing記ji錄lu。根gen據ju記ji錄lu的de熱re電dian勢shi差cha，查zha表biao查zha出chu各ge自zi對dui應ying的de溫wen度du，如ru果guo待dai測ce熱re電dian偶ou超chao差cha，可ke以yi判pan定ding為wei不bu合he格ge。這zhe種zhong管guan式shi電dian爐lu，不bu是shi分fen析xi化hua學xue用yong的de矽gui碳tan棒bang管guan式shi電dian爐lu。對dui於yu不bu合he格ge的de熱re電dian偶ou，可ke以yi從cong熱re端duan切qie斷duan一yi小xiao段duan，重zhong新xin焊han接jie。焊han接jie的de方fang法fa很hen簡jian單dan，對dui普pu通tong的de鎳鉻熱電偶，keyiyongzioubianyaqitiaozhijiaodidianya，yongredianoudelianggensibingchengyiji，lingyijiyongtanbang，zhijieyinrandianhu
，lianggenredianousihuizaitoushangrongchengyigexiaoqiuzhuang。zhezhongcaozuobunan
，keyitiaozhengdianya
，henkuaijiuhuizhangwo。zhezhonghanjieshiyongdeshizioubianyaqi，qianwanzhuyijueyuanyibaoanquan。  
    對(dui)貴(gui)重(zhong)的(de)鉑(bo)銠(lao)熱(re)電(dian)偶(ou)的(de)焊(han)接(jie)，是(shi)另(ling)一(yi)種(zhong)方(fang)法(fa)。將(jiang)調(tiao)壓(ya)後(hou)的(de)電(dian)源(yuan)一(yi)極(ji)插(cha)入(ru)氯(lv)化(hua)鈉(na)水(shui)溶(rong)液(ye)
，另(ling)一(yi)極(ji)是(shi)擰(ning)在(zai)一(yi)起(qi)的(de)熱(re)電(dian)偶(ou)
，用(yong)絕(jue)緣(yuan)鉗(qian)夾(jia)住(zhu)熱(re)電(dian)偶(ou)
，輕(qing)點(dian)溶(rong)液(ye)表(biao)麵(mian)，熱(re)電(dian)偶(ou)兩(liang)端(duan)就(jiu)能(neng)夠(gou)熔(rong)合(he)。這(zhe)兩(liang)種(zhong)焊(han)接(jie)方(fang)式(shi)，要(yao)注(zhu)意(yi)安(an)全(quan)和(he)練(lian)習(xi)



，容(rong)易(yi)掌(zhang)握(wo)的(de)。重(zhong)新(xin)焊(han)接(jie)的(de)熱(re)電(dian)偶(ou)
，可(ke)以(yi)再(zai)檢(jian)測(ce)
，確(que)定(ding)合(he)格(ge)。