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發(fā)布時(shí)間:2019-06-04
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熱電偶用補(bǔ)償導(dǎo)線的作用是用來延伸熱電極即移動(dòng)熱電偶的冷端,與顯示一起聯(lián)接構(gòu)成溫測(cè)系統(tǒng)。本產(chǎn)品采用GB/Y4989-94《熱電偶用補(bǔ)償導(dǎo)線》國家標(biāo)準(zhǔn)(等效采用IEC584-3《熱電偶第三部分-補(bǔ)償導(dǎo)線》國際標(biāo)準(zhǔn)),絕緣層和護(hù)層選用進(jìn)口優(yōu)質(zhì)氟塑料,并采用整體連續(xù)擠出新工藝,使該產(chǎn)品具有優(yōu)良的耐酸、堿、耐磨和不燃延之性能,可浸入油水中長(zhǎng)期使用。使用溫度-60~205~260℃,屬于當(dāng)代國際**水平。產(chǎn)品主要應(yīng)用于各種測(cè)溫裝置,已被廣泛用于石油、化工、冶金、電力等部門。
產(chǎn)品標(biāo)號(hào)(標(biāo)記) 配用熱電偶分導(dǎo)號(hào)一般用(G)產(chǎn)品標(biāo)號(hào)耐熱用(H)產(chǎn)品標(biāo)號(hào)普通級(jí)精密級(jí)(S)普通級(jí)精密級(jí)(S)SSC-GSC-GSSC-H-NNC-GNC-GSNC-HNC-HSKNC-GNC-GSNC-H-KC-GKC-GSKC-HKC-HSKX-GKX-GSKX-HKX-HSEEX-GEX-GSEX-HEX-HSJJX-GJX-GSJX-HJX-HSTTX-GTX-GSTX-HTX-HS
| 補(bǔ)償導(dǎo)線合金絲和絕緣層顏色 補(bǔ)償號(hào)線型號(hào)配用熱電偶的分度號(hào)補(bǔ)償導(dǎo)線合金線絕緣層著色正極負(fù)極正極負(fù)極SCS(鉑鉻10-鉑)SPC(銅)SNC(銅)紅綠NCN(鎳鉻硅-鎳硅)NPS(鐵)NNC(鐵)紅黃KCK(銅-康銅)KPC(銅)KNC(銅)紅藍(lán)KXK(鎳鉻-鎳硅)KPX(鎳鉻)KNX(鎳鉻)紅黑EXE(鎳鉻-銅鎳)EPX(鎳鉻)ENX(鎳鉻)紅棕JXJ(鐵-銅鎳)JPX(鐵)JNX(鐵)紅紫TXT(銅-銅鎳)TPX(銅)TNX(銅)紅白
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補(bǔ)償導(dǎo)線的熱點(diǎn)勢(shì)、允差 熱電勢(shì)及允差(μV)熱電偶測(cè)試端溫度(℃)100℃100℃熱電勢(shì)(標(biāo)準(zhǔn)值)允差熱電勢(shì)(標(biāo)準(zhǔn)值)允差普通級(jí)精密級(jí)(S)普通級(jí)精密級(jí)(S)SC或RC645±60(±5.0℃)±30(±2.5℃)1440±60(±5.0℃)-1000KCA4095±100(±2.5℃)±60(±1.5℃)8137±100(±2.5℃)±60(±1.5℃)900KCB4095±100(±2.5℃)±60(±1.5℃)8137--900KX4095±100(±2.5℃)±60(±1.5℃)8137±100(±2.5℃)±60(±1.5℃)900NC2774±100(±2.5℃)±60(±1.5℃)5912±100(±2.5℃)±60(±1.5℃)900NX2774±100(±2.5℃)±60(±1.5℃)5912±100(±2.5℃)±60(±1.5℃)900EX6317±200(±2.5℃)±120(1.5±℃)13419±200(±2.5℃)±120(±1.5℃)600JX5268±140(±2.5℃)±85(±1.5℃)10777±140(±2.5℃)±85(±1.5℃)500TX4277±60(±1.0℃)±30(±0.5℃)9285±90(±1.5℃)±48(±0.8℃)300
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補(bǔ)償導(dǎo)線往復(fù)電阻 補(bǔ)償導(dǎo)線往復(fù)電阻在20℃時(shí)往復(fù)電阻值Ω/m(不大于下列值)0.2mm20.5 mm21.0 mm21.5 mm22.5 mm2SC或RC0.250.100.050.030.02KCA3.501.400.700.470.28KCB2.601.040.520.350.21KX5.502.201.100.730.44EX6.252.501.250.830.50JX3.251.300.650.430.26TX2.601.040.520.350.21NC3.751.500.750.500.30NX7.152.861.430.950.57
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補(bǔ)償導(dǎo)線的線芯截面、股線、單線直徑與絕緣層、護(hù)層和外徑尺寸 使用分類標(biāo)稱截面(mm2)單股線芯多股線芯絕緣層厚度(mm)護(hù)層厚度(mm)外徑上限(mm)線芯股數(shù)(根)單線直徑(mm)線芯股數(shù)(根)單線直徑(mm)扁平型屏蔽扁平型單股線芯多股線芯單股線芯多股線芯一般用(G)0.210.570.20.40.73.0×4.63.1×4.83.8×5.43.9×5.60.510.8070.300.50.83.7×6.43.9×6.64.5×7.24.7×7.41.011.1370.430.71.05.0×7.75.1×8.05.8×8.55.9×8.81.511.3770.520.71.05.2×8.35.5×8.76.0×9.16.3×9.62.511.76190.410.71.05.7×9.35.9×9.86.5×10.16.7×10.7耐熱用(H)0.210.570.20.40.32.3×4.02.4×4.23.1×4.83.2×5.00.510.8070.300.40.32.9×5.03.0×5.23.7×5.83.8×6.01.011.1370.430.40.33.5×5.73.7×6.14.3×6.54.5×6.91.511.3770.520.40.34.0×6.54.2×6.94.8×7.35.0×7.72.511.76190.410.40.34.5×7.34.8×7.95.3×8.15.6×8.7 |
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