□主要技術指標(biao)測溫(wen)(wen)(wen)范圍(wei)(wei)和(he)準確度(du)(du)熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)類別 測量范圍(wei)(wei)℃ 分度(du)(du)號(hao) 允許偏差(cha)△t　℃ WZP型鉑電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) -200～420 Pt100 B級 允差(cha)±（0.3或+0.005｜t｜） * 允差(cha)±（0.15或+0.002｜t｜） WZC型銅電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) -150～100 Cu50 -50～100℃ 允差(cha)±（0.30+6.0×10-3t） 注：式(shi)(shi)(shi)中(zhong)“t”為感(gan)溫(wen)(wen)(wen)元(yuan)件(jian)的(de)實測溫(wen)(wen)(wen)度(du)(du)值(zhi)。 □型號(hao)表示 W Z 規格 內容 P 鉑電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) C 銅電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)材料(liao) - １ 無固定(ding)裝(zhuang)置式(shi)(shi)(shi) ２ 固定(ding)螺(luo)(luo)紋式(shi)(shi)(shi) ３ 活(huo)動式(shi)(shi)(shi)法(fa)蘭 ４ 固定(ding)法(fa)蘭式(shi)(shi)(shi) ６ 固定(ding)螺(luo)(luo)紋錐形保(bao)(bao)護(hu)管式(shi)(shi)(shi) 安裝(zhuang)固定(ding)形式(shi)(shi)(shi) 2 防(fang)濺式(shi)(shi)(shi) 3 防(fang)水(shui)式(shi)(shi)(shi) 非統(tong)設(she)：插座(zuo)式(shi)(shi)(shi)，小接線盒式(shi)(shi)(shi)等 接線盒形式(shi)(shi)(shi) 0 Φ16mm保(bao)(bao)護(hu)管 1 Φ12mm保(bao)(bao)護(hu)管 非統(tong)設(she)：各種規格保(bao)(bao)護(hu)管 設(she)計(ji)序號(hao) W Z □ - □ □ □ 熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)感(gan)溫(wen)(wen)(wen)元(yuan)件(jian)100℃時(shi)的(de)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)（R100）和(he)它在0℃時(shi)的(de)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)R0的(de)比(bi)值(zhi)：（R100/ R0）分度(du)(du)號(hao)Pt100:　A 級　R0=100±0.06Ω 　　　　　　　B級　R0=100±0.12Ω 分度(du)(du)號(hao)Cu50：　R0=50±0.05Ω 熱(re)(re)(re)響應(ying)時(shi)間(jian)在溫(wen)(wen)(wen)度(du)(du)出(chu)現(xian)階躍變(bian)化(hua)時(shi)，熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)輸出(chu)變(bian)化(hua)至相當于(yu)該(gai)階躍變(bian)化(hua)的(de)50%所(suo)需要的(de)時(shi)間(jian)稱為熱(re)(re)(re)響應(ying)時(shi)間(jian)用(yong)(yong)T0.5表示。熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)公(gong)(gong)稱壓(ya)(ya)力一(yi)般指在該(gai)工(gong)作溫(wen)(wen)(wen)度(du)(du)下保(bao)(bao)護(hu)管所(suo)能承受的(de)外壓(ya)(ya)（靜壓(ya)(ya)）耐不破裂。允許公(gong)(gong)稱壓(ya)(ya)力不僅與(yu)保(bao)(bao)護(hu)管材料(liao)、直(zhi)徑(jing)、壁厚有關(guan)，還與(yu)其(qi)結構形式(shi)(shi)(shi)、安裝(zhuang)方法(fa)、置放(fang)深(shen)度(du)(du)以及被測介質的(de)流(liu)速和(he)種類有關(guan)。熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)zui小置入深(shen)度(du)(du)｜min＝｜元(yuan)+15D ｜min－zui小可用(yong)(yong)置入深(shen)度(du)(du)｜元(yuan)－感(gan)溫(wen)(wen)(wen)元(yuan)件(jian)長度(du)(du) D－保(bao)(bao)護(hu)管外徑(jing)自然影響通過熱(re)(re)(re)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)中(zhong)測量電(dian)(dian)(dian)(dian)流(liu)5mA時(shi)，測得的(de)電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)增量換算成溫(wen)(wen)(wen)度(du)(du)值(zhi)應(ying)不大于(yu)0.30℃。絕緣電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)常溫(wen)(wen)(wen)絕緣電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)試(shi)驗(yan)電(dian)(dian)(dian)(dian)壓(ya)(ya)可取直(zhi)流(liu)10～100V任意值(zhi)，環境溫(wen)(wen)(wen)度(du)(du)在15～35℃范圍(wei)(wei)內，相對濕度(du)(du)應(ying)不大于(yu)80%。常溫(wen)(wen)(wen)絕緣電(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)應(ying)不小于(yu)100MΩ

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