|
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 |
|
|
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 |
|
|
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 |
|
|
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 |
|
