热电偶用补偿导线
Compensating Conductor for The rmocouple

    本产品适用于分度号为S、R、K、E、J和T型热电偶配用的补偿导线（以下简称补偿导线）。补偿导线的绝缘层与护层以聚乙稀、无碱玻璃丝及聚四氟乙稀为主体材料。
    The product is suitable for S,R,K,E,J or T thermocouples. The main materials for the insulating layer and protective layer of the compensating conductor are made of polyethylene, non-alkaline glassfibre and polytetrafluoroethylene(PTFE).

1、线芯组成结构图：
1、Conductor Strncture:

线芯 Coductor core   聚四氟乙烯 PTFE   玻璃纤维 Galssfibre   聚四氟乙烯 PTFE

屏蔽 Shield   玻璃纤维 Glassfibre

2、 标号举例：
2、 Samples for Mark:
① SC-H_B-FBRP2×1 GB4989-85
    S型热电偶用的补偿型耐热用普通级补偿导线，绝缘层为聚四氟乙稀，护层为玻璃丝，特征为多股软线和屏蔽型，单对线芯标称截面为1mm².
②JX-G_A-VV₁₀₀RP4×1.5 GB4989-85
     J型热电偶用的延伸型一般用精密级补偿导线，绝缘层与护层均为聚氯乙稀材料，使用温度为-20～100℃，特征为多股软线芯和屏蔽型，两对线芯标称截面为1.55mm²。
③KC-G_B-VV₇₀2×0.5 GB4989-85
    K型热电偶用的补偿型一般用普通级补偿导线，绝缘层与护层均为聚氯乙稀材料，使用温度为0～70℃，特征为单股线芯，单对线芯标称截面为0.5mm²。
2.Samples for Mark:
① SC-H_B-FBRP 2×1 GB4989-85
    The insulating layer and protective layer of the compensating conductor (Grade Common and high temperature application) for S thermocouple are made of PTFE and glassfiber respectively. The compensating condutor is of multi-strand flexible corse and shielded type. The cross-section of single pair cores is 1mm²
② JX-G_A-VV₁₀₀RP4×1.5 GB4989-85
    The insulating layer and protective layer of the compensating conductor (Grade Precision and common application) for J thermocouple are made of PTFE.The conductor can be used at -20℃ to 100℃. The compensating condutor is of multstrand folxible cores and shielded type.The cross-section of twin pair cores is 1.5mm².
③ KC-G_B-VV₇₀ 2×0.5 GB4989-85
    The insulating layer and protective layer of the compensatingconductor(Grade Common and common application) for Kthermocouple are made of PTFE.The conductor can be used at 0℃ to 70℃. The compensating condutor is of single strand core type. The cross-section of single pair cores is 0.5mm²。
3、 补偿导线的代号、绝缘层及护层材料的规定和使用温度范围如表：
    The code, the stipulations for insulating layer and protective layer and the working temperature of the compensating conductors are as follows:
    

    耐高温补偿导线
Compensating Conductors for High Temperature

耐热级补偿导线
Resistant Thermal Compensating Conductor

普通级补偿导线
Compensating Conductors for Common Application

4、补偿导线的热电动势及允差应符合表：
    The thermal electromotive force and permissible error of the compensating conductor shall conform to the stipulations in the following table