GB/T 30090-2013 无字母代号热电偶分度表

ICS17.200.20

N11

中华人民共和国国家标准

/—

GBT300902013

无字母代号热电偶分度表

()

Standarduidefortemeratureelectromotiveforceemftables

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fornon-letterdesinatedthermocoulecombinations

g国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页p

2013-12-17发布2014-05-01实施

中华人民共和国国家质量监督检验检疫总局

发布

中国国家标准化管理委员会

/—

GBT300902013

目次

前言…………………………Ⅰ

1范围………………………1

2规范性引用文件…………………………1

3术语和定义………………1

4分度表信息………………1

4.1热电偶类型…………………………1

4.2分度公式……………2

4.3逆分度公式…………………………2

4.4允差…………………2

()…………………

附录A资料性附录七种热电偶简介45

():…………………

附录B资料性附录本标准与ASTME17512000差异及其原因46

()………………

表钨钨铼热电偶电动势温度关系参比端为

1-26-0℃2

()……………

表热电偶电动势温度关系参比端为

2PlatinelⅡ-0℃11

()…………

表金铁热电偶电动势温度关系参比端为

3KP-0.07-0℃16

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页)………

(

表铂钼铂钼热电偶电动势温度关系参比端为

45-0.1-0℃17

()………

表铂铑铂铑热电偶电动势温度关系参比端为

540-20-0℃23

()……

表镍钼镍钴热电偶电动势温度关系参比端为

618-0.8-0℃29

表铱铑铱热电偶()……………

740-电动势温度关系参比端为

-0℃35

表计算温度与热电偶电动势函数关系的多项式系数………………

842

表本标准与:差异及其原因…………………

B.1ASTME1751200046

/—

GBT300902013

前言

本标准按照/—给出的规则起草。

GBT1.12009

本标准使用翻译法修改采用:无字母代号热电偶组合温度热电动势表

ASTME17512000

(()

StandarduidefortemeratureelectromotiveforceEMFtablesfornon-letterdesinatedthermo-

gpg

)。

coulecombinations

p

本标准在制定时对文本结构进行了编辑性修改。

本标准与ASTME1751的技术差异是:

———,;

删除了金铂和铂钯两种热电偶其余种热电偶在技术特征上与原标准无差异

--7

———增加了“”“”“附录”;

2规范性引用文件附录AB

———重写了“3术语和定义”;

———删除了原文的“4意义和用途”“8关键词”;

———将原标准“数据来源”“热电偶类型”“”

35热电动势温度初始值的允差的内容移入本标

6-

。

准的“”。电偶的华氏温度分度表和分度公式系数详细修

4分度表信息中同时删除了各热

改内容见附录B。

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页

Ⅰ

/—

GBT300902013

无字母代号热电偶分度表

1范围

()。

本标准规定了特殊用途的无字母代号热电偶的温度热电动势关系

-emf

本标准适用于特殊用途的无字母代号热电偶。

本标准不适用于延长导线或补偿导线。

2规范性引用文件

。,

下列文件对于本文件的应用是必不可少的凡是注日期的引用文件仅注日期的版本适用于本文

。,()。

件凡是不注日期的引用文件其最新版本包括所有的修改单适用于本文件

/工业自动化仪表术语温度仪表

GBT25475

3术语和定义

/界定的以及下列术语和定义适用于本文件。

GBT25475

3.1

匹配对matchedairs国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页

p

、,

一对经过挑选的正负热电极由其构成的热电偶在首次使用时能符合规定的温度热电动势关系

-

及规定的允差。

4分度表信息

4.1热电偶类型

本标准包括下列分度表:

表号热电偶类型温度范围

表钨钨铼

1-260℃~2315℃

表21)0℃~1395℃

PlatinelⅡ

表32)金铁3)-273℃~7℃

KP-0.07

表铂钼铂钼

45-0.10℃~1600℃

表铂铑铂铑

540-200℃~1888℃

表镍钼镍钴

618-0.8-50℃~1410℃

表铱铑铱

740-0℃~2110℃

表计算温度()与热电偶电动势函数关系的多项式系数

8℃

)为原的商标。

1PlatinelEnelhardCor.SecialtMetalsDiv.

gppy

)为型热电偶的正热电极。

2KPK

),,。

3合金的成分用质量百分比表示但金0.07铁除外它以原子百分比表示

1

/—

GBT300902013

,,。

这些热电偶尚无字母代号采用热电极材料的合金成分作标识列于首位的为正极

()。

分度表中的数据基于国际单位制伏特和年国际温标

SI1990

,()。

表至表以的间隔给出以毫伏为单位的电动势值保留小数点后三位如果需要更

171℃1V

μ

,。

高的精度可按列出的各热电偶的分度公式及系数计算

4.2分度公式

():

表表由式导出

1~71

··2…·n…………()

EccTcTcT1

=0+1+2++n

式中:

———,();

E电动势单位为毫伏mV

———,()。

T温度单位为摄氏度℃

用以计算分度表的系数在表后列出。

4.3逆分度公式

表给出的逆分度公式系数可用以计算每种热电偶的近似温度值()。逆分度公式形式如式()

8℃2

所示:

··2…·n…………()

TbbEbE++bE2

=++

012n

()()。

式中热电偶的电动势值的单位为毫伏

EmV

、。

表也给出了温度范围电动势范围和每个逆方程的误差范围

8

4.4允差

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页

。,

本标准没有规定热电动势温度初始值的允差如果需要热电动势温度初始值的允差可由用户

--

。。

与制造商协商确定这些热电偶通常以匹配对形式供应

()

表钨钨铼热电偶电动势温度关系参比端为

1-26-0℃

温度/℃012345678910温度/℃

电动势/mV

00.0000.0010.0030.0040.0050.0070.0080.0100.0120.0130.0150

100.0150.0170.0180.0200.0220.0240.0260.0280.0300.0320.03410

200.0340.0360.0380.0410.0430.0450.0480.0500.0530.0550.05820

300.0580.0600.0630.0650.0680.0710.0740.

0760.0790.0820.08530

400.0850.0880.0910.0940.0970.1000.1040.1070.1100.1130.11740

500.1170.1200.1230.1270.1300.1340.1380.1410.1450.1480.15250

600.1520.1560.1600.1640.1680.1720.1750.1790.1840.1880.19260

700.1920.1960.2000.2040.2090.2130.2170.

2220.2260.2310.23570

800.2350.2400.2440.2490.2540.2580.2630.2680.2730.2770.28280

900.2820.2870.2920.2970.3020.3070.3120.3180.3230.3280.33390

温度/℃012345678910温度/℃

2

/—

GBT300902013

()

表续

1

温度/℃012345678910温度/℃

电动势/mV

1000.3330.3390.3440.3490.3550.3600.3660.3710.3770.3820.388100

1100.3880.3940.3990.4050.4110.4170.4220.4280.4340.4400.446110

1200.4460.4520.4580.4640.4710.4770.4830.4890.4950.5020.508120

1300.5080.5140.5210.5270.5340.5400.5470.5530.5600.5670.573130

1400.5730.5800.5870.5940.6010.6070.6140.6210.6280.6350.642140

1500.6420.6490.6560.6640.6710.6780.6850.6930.7000.7070.715150

1600.7150.7220.7290.7370.7440.7520.7600.7670.7750.7820.790160

1700.7900.7980.8060.8130.8210.8290.8370.8450.8530.8610.869170

1800.8690.8770.8850.8930.9020.9100.9180.9260.9350.9430.951180

1900.9510.9600.9680.9760.9850.9931.0021.0111.0191.0281.037190

2001.0371.0451.0541.0631.0721.0801.0891.0981.1071.1161.125200

2101.1251.1341.1431.1521.1611.1701.1801.1891.1981.2071.217210

2201.2171.2261.2351.2451.2541.2641.2731.2831.2921.3021.311220

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页.3791.3891.3991.409230

2301.3111.3211.3311.3401.3501.3601.3691

2401.4091.4191.4291.4391.4491.4591.4691.4791.4891.4991.509240

2501.5091.5201.5301.5401.5501.5611.5711.5821.5921.6021.613250

2601.6131.6231.6341.6441.6551.6661.6761.6871.6981.7081.719260

2701.7191.7301.7411.7521.7621.7731.7841.7951.8061.8171.828270

2801.8281.8391.8501.8621.8731.8841.8951.9061.9181.9291.940280

2901.9401.9511.9631.9741.9861.9972.0092.0202.0322.0432.055290

3002.0552.0662.0782.0902.1012.1132.1252.1362.1482.1602.172300

3102.1722.1842.1962.2082.2192.2312.2432.2552.2672.2802.292310

3202.2922.3042.3162.3282.3402.3532.3652.3772.3892.4022.414320

3302.4142.4262.4392.4512.4642.4762.4892.5012.5142.5262.539330

3402.5392.5522.5642.5772.5902.6022.6152.6282.6412.6532.666340

3502.6662.6792.6922.7052.7182.7312.7442.7572.7702.7832.796350

3602.7962.8092.8222.8362.8492.8622.8752.8882.9022.9152.928360

3702.9282.9422.9552.9682.9822.9953.0093.0223.0363.0493.063370

3803.0633.0763.0903.1043.1173.1313.1453.1583.1723.1863.200380

3903.2003.2143.2273.2413.2553.2693.2833.2973.3113.3253.339390

温度/℃012345678910温度/℃

3

/—

GBT300902013

()

表续

1

温度/℃012345678910温度/℃

电动势/mV

4003.3393.3533.3673.3813.3953.4093.4233.4383.4523.4663.480400

4103.4803.4943.5093.5233.5373.5523.5663.5803.5953.6093.624410

4203.6243.6383.6533.6673.6823.6963.7113.7253.7403.7553.769420

4303.7693.7843.7993.8133.8283.8433.8583.8723.8873.9023.917430

4403.9173.9323.9473.9623.9773.9924.0074.0224.0374.0524.067440

4504.0674.0824.0974.1124.1274.1424.1584.1734.1884.2034.219450

4604.2194.2344.2494.2644.2804.2954.3114.3264.3414.3574.372460

4704.3724.3884.4034.4194.4344.4504.4654.4814.4974.5124.528470

4804.5284.5444.5594.5754.5914.6064.6224.6384.6544.6704.685480

4904.6854.7014.7174.7334.7494.7654.7814.7974.8134.8294.845490

5004.8454.8614.8774.8934.9094.9254.9414.9574.9744.9905.006500

5105.0065.0225.0385.0555.0715.0875.1045.1205.1365.1535.169510

5205.1695.1855.2025.2185.2355.2515.2675.2845.3005.3175.334520

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页.4505.4665.4835.500530

5305.3345.3505.3675.3835.4005.4165.4335

5405.5005.5175.5335.5505.5675.5845.6005.6175.6345.6515.668540

5505.6685.6855.7025.7185.7355.7525.7695.7865.8035.8205.837550

5605.8375.8545.8715.8885.9065.9235.9405.9575.9745.9916.008560

5706.0086.0266.0436.0606.0776.0956.1126.1296.1466.1646.181570

5806.1816.1986.2166.2336.2506.2686.2856.3036.3206.3386.355580

5906.3556.3736.3906.4086.4256.4436.4606.4786.4956.5136.531590

6006.5316.5486.5666.5836.6016.6196.6366.6546.6726.6906.707600

6106.7076.7256.7436.7616.7786.7966.8146.8326.8506.8686.886610

6206.8866.9036.9216.9396.9576.9756.9937.0117.0297.0477.065620

6307.0657.0837.1017.1197.1377.1557.1737.1917.2107.2287.246630

6407.2467.2647.2827.3007.3197.3377.3557.3737.3917.4107.428640

6507.4287.4467.4657.4837.5017.5197.5387.5567.5757.5937.611650

6607.6117.6307.6487.6677.6857.7037.7227.7407.7597.7777.796660

6707.7967.8147.8337.8527.8707.8897.9077.9267.9447.9637.982670

6807.9828.0008.0198.0388.0568.0758.0948.1138.1318.1508.169680

6908.1698.1878.2068.2258.2448.2638.2818.3008.3198.3388.357690

温度/℃012345678910温度/℃

4

/—

GBT300902013

()

表续

1

温度/℃012345678910温度/℃

电动势/mV

7008.3578.3768.3958.4148.4328.4518.4708.4898.5088.5278.546700

7108.5468.5658.5848.6038.6228.6418.6608.6798.6988.7178.737710

7208.7378.7568.7758.7948.8138.8328.8518.8708.8908.9098.928720

7308.9288.9478.9668.9869.0059.0249.0439.0639.0829.1019.120730

7409.1209.1409.1599.1789.1989.2179.2369.2569.2759.2959.314740

7509.3149.3339.3539.3729.3929.4119.4309.4509.4699.4899.508750

7609.5089.5289.5479.5679.5869.6069.6259.6459.6659.6849.704760

7709.7049.7239.7439.7639.7829.8029.8219.8419.8619.8809.900770

7809.9009.9209.9399.9599.9799.99810.01810.03810.05810.07710.097780

79010.09710.11710.13710.15610.17610.19610.21610.23610.25610.27510.295790

80010.29510.31510.33510.35510.37510.39510.41410.43410.45410.47410.494800

81010.49410.51410.53410.55410.57410.59410.61410.63410.65410.67410.694810

82010.69410.71410.73410.75410.77410.79410.81410.83410.85410.87410.894820

国家标准ㅤ可打印ㅤ可复制ㅤ无水印ㅤ高清原版ㅤ去除空白页11.01511.03511.05511.07511.095830

83010.89410.91410.93410.95410.97410.995

84011.09511.11511.13611.15611.17611.19611.21611.23611.25711.27711.297840

85011.29711.31711.33811.35811.37811.39811.41911.43911.45911.47911.500850

86011.50011.52011.54011.56111.58111.60111.62211.64211.66211.68311.703860

87011.70311.72311.74411.76411.78411.80511.82511.84511.86611.88611.907870

88011.90711.92711.94811.96811.98812.00912.02912.05012.07012.09112.111880

89012.11112.13212.15212.17312.19312.21412.23412.25512.27512.29612.316890

90012.31612.33712.35712.37812.39812.41912.43912.46012.48112.50112.522900

91012.52212.54212.56312.58312.60412.62512.64512.66612.68612.70712.728910

92012.72812.74812.76912.79012.81012.83112.85212.87212.89312.91412.934920

93012.93412.95512.97612.99613.01713.03813.05813.07913.10013.12113.141930

94013.14113.16213.18313.20413.22413.24513.26613.28713.30713.32813.349940

95013.34913.37013.39013.41113.43213.45313.47413.49413.51513.53613.557950

96013.55713.57813.59813.61913.64013.66113.68213.70213.72313.74413.765960

97013.76513.78613.80713.82813.84813.86913.89013.91113.93213.95313.974970

98013.97413.99514.01514.03614.05714.07814.09914.12014.14114.16214.183980

99014.18314.20414.22514.24514.26614.28714.30814.32914.35