产品标号(标记) 配用热电偶分导号 | 一般用(G)产品标号 | 耐热用(H)产品标号 | 普通级 | 精密级(S) | 普通级 | 精密级(S) | S | SC-G | SC-GS | SC-H | - | N | NC-G | NC-GS | NC-H | NC-HS | K | NC-G | NC-GS | NC-H | - | KC-G | KC-GS | KC-H | KC-HS | KX-G | KX-GS | KX-H | KX-HS | E | EX-G | EX-GS | EX-H | EX-HS | J | JX-G | JX-GS | JX-H | JX-HS | T | TX-G | TX-GS | TX-H | TX-HS |
| 补偿导线合金丝和绝缘层颜色 补偿号线型号 | 配用热电偶的分度号 | 补偿导线合金线 | 绝缘层着色 | 正极 | 负极 | 正极 | 负极 | SC | S(铂铬10-铂) | SPC(铜) | SNC(铜) | 红 | 绿 | NC | N(镍铬硅-镍硅) | NPS(铁) | NNC(铁) | 红 | 黄 | KC | K(铜-康铜) | KPC(铜) | KNC(铜) | 红 | 蓝 | KX | K(镍铬-镍硅) | KPX(镍铬) | KNX(镍铬) | 红 | 黑 | EX | E(镍铬-铜镍) | EPX(镍铬) | ENX(镍铬) | 红 | 棕 | JX | J(铁-铜镍) | JPX(铁) | JNX(铁) | 红 | 紫 | TX | T(铜-铜镍) | TPX(铜) | TNX(铜) | 红 | 白 |
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补偿导线的热点势、允差 | 热电势及允差(μV) | 热电偶测试端温度(℃) | 100℃ | 100℃ | 热电势(标准值) | 允差 | 热电势(标准值) | 允差 | 普通级 | 精密级(S) | 普通级 | 精密级(S) | SC或RC | 645 | ±60(±5.0℃) | ±30(±2.5℃) | 1440 | ±60(±5.0℃) | - | 1000 | KCA | 4095 | ±100(±2.5℃) | ±60(±1.5℃) | 8137 | ±100(±2.5℃) | ±60(±1.5℃) | 900 | KCB | 4095 | ±100(±2.5℃) | ±60(±1.5℃) | 8137 | - | - | 900 | KX | 4095 | ±100(±2.5℃) | ±60(±1.5℃) | 8137 | ±100(±2.5℃) | ±60(±1.5℃) | 900 | NC | 2774 | ±100(±2.5℃) | ±60(±1.5℃) | 5912 | ±100(±2.5℃) | ±60(±1.5℃) | 900 | NX | 2774 | ±100(±2.5℃) | ±60(±1.5℃) | 5912 | ±100(±2.5℃) | ±60(±1.5℃) | 900 | EX | 6317 | ±200(±2.5℃) | ±120(1.5±℃) | 13419 | ±200(±2.5℃) | ±120(±1.5℃) | 600 | JX | 5268 | ±140(±2.5℃) | ±85(±1.5℃) | 10777 | ±140(±2.5℃) | ±85(±1.5℃) | 500 | TX | 4277 | ±60(±1.0℃) | ±30(±0.5℃) | 9285 | ±90(±1.5℃) | ±48(±0.8℃) | 300 |
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补偿导线往复电阻 补偿导线往复电阻 | 在20℃时往复电阻值Ω/m(不大于下列值) | 0.2mm² | 0.5 mm² | 1.0 mm² | 1.5 mm² | 2.5 mm² | SC或RC | 0.25 | 0.10 | 0.05 | 0.03 | 0.02 | KCA | 3.50 | 1.40 | 0.70 | 0.47 | 0.28 | KCB | 2.60 | 1.04 | 0.52 | 0.35 | 0.21 | KX | 5.50 | 2.20 | 1.10 | 0.73 | 0.44 | EX | 6.25 | 2.50 | 1.25 | 0.83 | 0.50 | JX | 3.25 | 1.30 | 0.65 | 0.43 | 0.26 | TX | 2.60 | 1.04 | 0.52 | 0.35 | 0.21 | NC | 3.75 | 1.50 | 0.75 | 0.50 | 0.30 | NX | 7.15 | 2.86 | 1.43 | 0.95 | 0.57 |
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补偿导线的线芯截面、股线、单线直径与绝缘层、护层和外径尺寸 使用分类 | 标称截面(mm²) | 单股线芯 | 多股线芯 | 绝缘层厚度(mm) | 护层厚度(mm) | 外径上限(mm) | 线芯股数(根) | 单线直径(mm) | 线芯股数(根) | 单线直径(mm) | 扁平型 | 屏蔽扁平型 | 单股线芯 | 多股线芯 | 单股线芯 | 多股线芯 | 一般用(G) | 0.2 | 1 | 0.5 | 7 | 0.2 | 0.4 | 0.7 | 3.0×4.6 | 3.1×4.8 | 3.8×5.4 | 3.9×5.6 | 0.5 | 1 | 0.80 | 7 | 0.30 | 0.5 | 0.8 | 3.7×6.4 | 3.9×6.6 | 4.5×7.2 | 4.7×7.4 | 1.0 | 1 | 1.13 | 7 | 0.43 | 0.7 | 1.0 | 5.0×7.7 | 5.1×8.0 | 5.8×8.5 | 5.9×8.8 | 1.5 | 1 | 1.37 | 7 | 0.52 | 0.7 | 1.0 | 5.2×8.3 | 5.5×8.7 | 6.0×9.1 | 6.3×9.6 | 2.5 | 1 | 1.76 | 19 | 0.41 | 0.7 | 1.0 | 5.7×9.3 | 5.9×9.8 | 6.5×10.1 | 6.7×10.7 | 耐热用(H) | 0.2 | 1 | 0.5 | 7 | 0.2 | 0.4 | 0.3 | 2.3×4.0 | 2.4×4.2 | 3.1×4.8 | 3.2×5.0 | 0.5 | 1 | 0.80 | 7 | 0.30 | 0.4 | 0.3 | 2.9×5.0 | 3.0×5.2 | 3.7×5.8 | 3.8×6.0 | 1.0 | 1 | 1.13 | 7 | 0.43 | 0.4 | 0.3 | 3.5×5.7 | 3.7×6.1 | 4.3×6.5 | 4.5×6.9 | 1.5 | 1 | 1.37 | 7 | 0.52 | 0.4 | 0.3 | 4.0×6.5 | 4.2×6.9 | 4.8×7.3 | 5.0×7.7 | 2.5 | 1 | 1.76 | 19 | 0.41 | 0.4 | 0.3 | 4.5×7.3 | 4.8×7.9 | 5.3×8.1 | 5.6×8.7 |
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