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    您當(dāng)前的位置:首頁   <   新聞中心   <   什么是裝配式熱電偶?裝配式熱電偶特點有哪些?
    什么是裝配式熱電偶?裝配式熱電偶特點有哪些?

    發(fā)布時間:2012-6-25 7:49:20

     

     

    什么是裝配式熱電偶?裝配式熱電偶特點有哪些?裝配式熱電偶工作原理是什么?裝配式熱電偶組成部分有哪些?裝配式熱電偶測量范圍?裝配式熱電偶有幾種類別?裝配式熱電偶安裝形式有哪些?

    工業(yè)用裝配式熱電偶作為測量溫度的變送器通常和顯示儀表、記錄儀表和電子調(diào)節(jié)器配套使用.它可以直接測量各種生產(chǎn)過程中從0℃到1800℃范圍的液體、蒸汽和氣體介質(zhì)以及固體的表面溫度。

    工作原理

    熱電偶的工作原理是:兩種不同成分的導(dǎo)體兩端經(jīng)焊接、形成回路,直接測溫端叫測量端,接線端子端叫參比端。當(dāng)測量端和參比端存在溫差時,就會在回路中產(chǎn)生熱電勢,接上顯示儀表,儀表上就指示出熱電偶所產(chǎn)生的熱電動勢的對應(yīng)溫度值。熱電偶的熱電動勢將隨著測量端溫度升高而增長,熱電動勢的大小只與熱電偶導(dǎo)體材質(zhì)以及兩端溫差有關(guān),與熱電極的長度、直徑無關(guān)。

    裝配式熱電偶主要由接線盒、保護管、絕緣套管、接線端子、熱電極組成基本結(jié)構(gòu),并配以各種安裝固定裝置組成。

    熱電偶的工作原理是:兩種不同成分的導(dǎo)體兩端經(jīng)焊接、形成回路,直接測溫端叫測量端,接線端叫參比端。當(dāng)測量和參比端存在溫差時,就會在回路時產(chǎn)生熱電流,接上顯示儀表,儀表上就指示出熱電偶所產(chǎn)生的熱電動勢的對應(yīng)溫度值。

    熱電偶的熱電動熱勢將隨著測量端溫度升高面增長,熱電動熱勢的大小只和熱電偶導(dǎo)體材質(zhì)以及兩端溫差有關(guān)、和熱電極的長度、直徑無關(guān)。

    裝配式熱電偶主要由接線盒、保護管、絕緣套管、接線端子、熱電太組成基本結(jié)構(gòu),閾配以各安裝固定裝置組成。

    應(yīng)用
     
    通常和顯示儀表、記錄儀表、電子計算機等 配套使用,直接測量各種生產(chǎn)過程中01800℃范圍內(nèi)的液體、蒸汽和氣體介質(zhì)以及固體表面 溫度。

    特點裝配簡單、更換方便 壓簧式感溫元件,抗振性能好 測量范圍大 機械強度高,耐壓性能好

     

    溫度測量范圍和允許誤差

    熱電偶類別

    代號

    分度號

    測溫范圍

    允許偏差△t℃

    鉑銠30-鉑銠6

    WRR

    B

    0-1800

    ±1.5℃±0.0025∣t∣

    鉑銠10-鉑

    WRP

    S

    0-1600

    ±1.5℃±0.0025∣t∣

    鎳鉻-鎳硅

    WRN

    K

    0-1300

    ±2.5℃±0.0075∣t∣

    鎳鉻-銅鎳

    WRE

    E

    0-800

    ±2.5℃±0.0075∣t∣

    “t”為感溫元件的實測溫度。

    裝配式熱電偶      

    WRN-120WRN-121,WRN-122,WRN-123WRN-130,WRN-131,WRN-132,WRN-133,WRN-220,WRN-221WRN-222,WRN-223WRN-230,WRN-231,WRN-232,WRN-233WRN-320,WRN-321,WRN-322,WRN-323,WRN-330,WRN-331,WRN-332WRN-333,WRN-420WRN-421,WRN-422,WRN-423,WRN-430WRN-431,WRN-432,WRN-433WRN-520,WRN-521WRN-522,WRN-523,WRN-530,WRN-531,WRN-532,WRN-533,WRN-620,WRN-621,WRN-622,WRN-623,WRN-630,WRN-631,WRN-632WRN-633,WRN-720WRN-721,WRN-722,WRN-723,WRN-730,WRN-731,WRN-732WRN-733,WRN-820WRN-821,WRN-822WRN-823,WRN-830,WRN-831WRN-832,WRN-833,WRN-920,WRN-921WRN-922,WRN-923WRN-930,WRN-931WRN-932,WRN-933;

     

    雙支裝配式熱電偶    

    WRN2-120,WRN2-121WRN2-122,WRN2-123WRN2-130,WRN2-131,WRN2-132WRN2-133,WRN2-220WRN2-221,WRN2-222,WRN2-223,WRN2-230WRN2-231,WRN2-232,WRN2-233WRN2-320,WRN2-321WRN2-322,WRN2-323WRN2-330,WRN2-331,WRN2-332,WRN2-333WRN2-420WRN2-421,WRN2-422,WRN2-423,WRN2-430,WRN2-431WRN2-432,WRN2-433WRN2-520,WRN2-521,WRN2-522,WRN2-523,WRN2-530,WRN2-531,WRN2-532WRN2-533,WRN2-620WRN2-621,WRN2-622,WRN2-623,WRN2-630,WRN2-631,WRN2-632,WRN2-633,WRN2-720,WRN2-721,WRN2-722,WRN2-723WRN2-730,WRN2-731,WRN2-732,WRN2-733WRN2-820,WRN2-821WRN2-822,WRN2-823WRN2-830,WRN2-831,WRN2-832,WRN2-833WRN2-920,WRN2-921,WRN2-922,WRN2-923,WRN2-930WRN2-931,WRN2-932,WRN2-933;

     

    裝配式熱電偶    

    WRN-120K,WRN-121K,WRN-122KWRN-123K,WRN-130KWRN-131K,WRN-132KWRN-133K,WRN-220K,WRN-221KWRN-222K,WRN-223K,WRN-230KWRN-231K,WRN-232KWRN-233K,WRN-320KWRN-321K,WRN-322K,WRN-323KWRN-330K,WRN-331KWRN-332K,WRN-333K,WRN-420KWRN-421K,WRN-422K,WRN-423KWRN-430K,WRN-431K,WRN-432K,WRN-433KWRN-520K,WRN-521K,WRN-522K,WRN-523KWRN-530K,WRN-531KWRN-532K,WRN-533K,WRN-620K,WRN-621K,WRN-622KWRN-623K,WRN-630K,WRN-631K,WRN-632KWRN-633K,WRN-720K,WRN-721K,WRN-722K,WRN-723K,WRN-730K,WRN-731KWRN-732K,WRN-733K,WRN-820K,WRN-821K,WRN-822KWRN-823K,WRN-830KWRN-831K,WRN-832KWRN-833K,WRN-920KWRN-921K,WRN-922K,WRN-923KWRN-930K,WRN-931KWRN-932K,WRN-933K;

     

    裝配式熱電偶   

    WRN-120JWRN-121J,WRN-122JWRN-123J,WRN-130JWRN-131J,WRN-132J,WRN-133J,WRN-220J,WRN-221J,WRN-222J,WRN-223JWRN-230J,WRN-231JWRN-232J,WRN-233JWRN-320J,WRN-321J,WRN-322J,WRN-323JWRN-330J,WRN-331JWRN-332J,WRN-333J,WRN-420J,WRN-421J,WRN-422JWRN-423J,WRN-430JWRN-431J,WRN-432J,WRN-433J,WRN-520JWRN-521J,WRN-522JWRN-523J,WRN-530JWRN-531J,WRN-532J,WRN-533JWRN-620J,WRN-621J,WRN-622JWRN-623J,WRN-630J,WRN-631J,WRN-632J,WRN-633JWRN-720J,WRN-721JWRN-722J,WRN-723J,WRN-730J,WRN-731JWRN-732J,WRN-733J,WRN-820J,WRN-821J,WRN-822JWRN-823J,WRN-830J,WRN-831JWRN-832J,WRN-833J,WRN-920J,WRN-921JWRN-922J,WRN-923J,WRN-930JWRN-931J,WRN-932JWRN-933J;

     

    雙支裝配式熱電偶     

    WRN2-120KWRN2-121K,WRN2-122K,WRN2-123K,WRN2-130KWRN2-131K,WRN2-132K,WRN2-133K,WRN2-220KWRN2-221K,WRN2-222K,WRN2-223K,WRN2-230K,WRN2-231K,WRN2-232K,WRN2-233K,WRN2-320K,WRN2-321K,WRN2-322K,WRN2-323K,WRN2-330KWRN2-331KWRN2-332K,WRN2-333K,WRN2-420KWRN2-421K,WRN2-422K,WRN2-423KWRN2-430K,WRN2-431K,WRN2-432K,WRN2-433K,WRN2-520K,WRN2-521K,WRN2-522KWRN2-523K,WRN2-530KWRN2-531K,WRN2-532KWRN2-533K,WRN2-620KWRN2-621K,WRN2-622KWRN2-623K,WRN2-630K,WRN2-631K,WRN2-632K,WRN2-633K,WRN2-720KWRN2-721K,WRN2-722K,WRN2-723K,WRN2-730K,WRN2-731K,WRN2-732KWRN2-733K,WRN2-820K,WRN2-821K,WRN2-822K,WRN2-823KWRN2-830K,WRN2-831K,WRN2-832K,WRN2-833K,WRN2-920K,WRN2-921KWRN2-922K,WRN2-923KWRN2-930K,WRN2-931K,WRN2-932K,WRN2-933K

     

     

    雙支裝配式熱電偶     

    WRN2-120J,WRN2-121JWRN2-122J,WRN2-123J,WRN2-130J,WRN2-131J,WRN2-132J,WRN2-133J,WRN2-220JWRN2-221J,WRN2-222J,WRN2-223J,WRN2-230JWRN2-231J,WRN2-232JWRN2-233J,WRN2-320J,WRN2-321J,WRN2-322J,WRN2-323J,WRN2-330J,WRN2-331J,WRN2-332J,WRN2-333JWRN2-420J,WRN2-421J,WRN2-422J,WRN2-423J,WRN2-430J,WRN2-431JWRN2-432J,WRN2-433J,WRN2-520JWRN2-521JWRN2-522J,WRN2-523J,WRN2-530J,WRN2-531J,WRN2-532JWRN2-533J,WRN2-620J,WRN2-621J,WRN2-622J,WRN2-623J,WRN2-630J,WRN2-631J,WRN2-632J,WRN2-633J,WRN2-720J,WRN2-721J,WRN2-722JWRN2-723J,WRN2-730J,WRN2-731J,WRN2-732J,WRN2-733JWRN2-820J,WRN2-821J,WRN2-822JWRN2-823JWRN2-830J,WRN2-831JWRN2-832J,WRN2-833J,WRN2-920J,WRN2-921J,WRN2-922JWRN2-923J,WRN2-930JWRN2-931J,WRN2-932JWRN2-933J;

    裝配熱電偶的型號命名方法

     

      

    無固定裝置熱電偶 固定螺紋式熱電偶 活動法蘭式熱電偶
    固定法蘭式熱電偶 活絡(luò)管接頭式熱電偶 固定螺紋錐形熱電偶
    直形管接頭式熱電偶 固定螺紋接頭式熱電偶 活動螺紋管接頭式熱電偶

    什么是裝配式熱電偶?裝配式熱電偶特點有哪些?http://www.zhiqm.com/

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