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钨铼热电偶补偿导线
Tungsten rhenium thermocouple compensation wire
一、概述
1、 Overview
在一定温度范围内,与配用热电偶的电热特性相同的一对带有绝缘层与保护套的导线称为补偿导线。其作用是将热电偶的参
A pair of wires with insulation and protective covers that have the same electrical and thermal characteristics as the thermocouple used within a certain temperature range are called compensating wires. Its function is to connect the parameters of the thermocouple
远离热源或环境温度较恒定处,与显示仪表联接构成测温系统。
Stay away from heat sources or areas with constant ambient temperature, and connect with display instruments to form a temperature measurement system.
钨铼热电偶补偿导线 的作用是来延伸热电极即移动热电偶的冷端与显示仪表联接构成的测温系统。补偿导线一般用在热电
The function of the tungsten rhenium thermocouple compensation wire is to extend the thermoelectric electrode, which is the cold end of the moving thermocouple, and connect it to the temperature measurement system formed by the display instrument. Compensation wires are generally used in thermoelectric applications
电偶补偿导线的绝缘层和护层根据环境的要求所选用的材料又不一样,护套材料有聚氯乙烯,氟塑料,低烟低卤聚氯乙烯及无碱
The insulation layer and protective layer of the thermocouple compensation wire are made of different materials according to environmental requirements. The sheath materials include polyvinyl chloride, fluoroplastic, low smoke and low halogen polyvinyl chloride, and alkali free
种,进口优质氟塑料可以耐温260℃,并采用整体连续挤出新工艺,使该产品具有优良的耐酸,碱、耐磨和不燃延之性能,可浸入
Imported high-quality fluoroplastics can withstand temperatures up to 260 ℃, and adopt a new process of continuous extrusion as a whole, making the product have excellent acid, alkali, wear resistance, and non flammable properties. It can be immersed in
期使用。
Period of use.
热电偶补偿导线使用温度可以在—60~260℃,属于当代国内xj****水平。系列产品主要应用于各种测温装置上,补偿导线型
The temperature range for thermocouple compensation wires can be between -60 to 260 ℃, which is at the advanced level in contemporary China. The series of products are mainly used in various temperature measuring devices, compensating for wire types
品种划分为 WC3/25、 WRe3-WRe25 、 WC5/26 、WRe5-WRe26 。热电偶补偿导线产品使用特性:补偿导线可
The varieties are divided into WC3/25, WRe3-WRe25, WC5/26, and WRe5-WRe26. The use characteristics of thermocouple compensation wire products: the compensation wire can
260℃环境下工作,是十分理想的自动化单元。已被广泛用于石油、化工、冶金、电力等部门的自动化测温仪表的单点或者多点连
Working at 260 ℃ is an ideal automation unit. It has been widely used for single or multi-point connection of automated temperature measuring instruments in industries such as petroleum, chemical, metallurgy, and power
二、产品标准
2、 Product standards
1、产品标准: 热电偶补偿导线:GB/T4989-94
1. Product standard: Thermocouple compensation wire: GB/T4989-94
执行热电偶补偿电缆:Q/320831SQL07-96
Perform thermocouple compensation cable: Q/320831SQL07-96
2、使用温度:耐热级:-65~ 200℃及-65~ 260℃两种
2. Usage temperature: Heat resistance level: -65~200 ℃ and -65~260 ℃
普通级:-40~ 70℃及-40~ 105℃两种
Normal level: -40~70 ℃ and -40~105 ℃
3、较小弯曲半径:补偿导线:不小于导线外8倍
3. Smaller bending radius: Compensation wire: not less than 8 times the outer diameter of the wire
补偿电缆:有铠装时不小于电缆外径的12倍,无铠装时不小于电缆外径6倍
Compensation cable: not less than 12 times the outer diameter of the cable when armored, and not less than 6 times the outer diameter of the cable when unarmored
三、型号及规格
3、 Model and specifications
型号 分度号
Model division number
100℃电
100 ℃ electricity
势标称值UV
Potential nominal value UV
200℃电势标
200 ℃ potential standard
称值UV
Rated UV
允差 材料
Allowable deviation material
准确级 普通级
Accuracy level, ordinary level
正
just
极
extremely
负
negative
极
extremely
SC、RC S、R 645 1440 ±10UV ±60UV Cu
SC, RC S, R 645 1440 ± 10UV ± 60UV Cu
CuNi
CuNi
WC3/25 WRe3/25 1145 2602 ±20UV ±48UV Cu
WC3/25 WRe3/25 1145 2602 ±20UV ±48UV Cu
CuNi
CuNi
BC B Cu Cu
BC B Cu Cu
WC5/26 WRe5/26 1451 3089 ±51UV Cu CuNi
四、使用分类及护层颜色
4、 Use classification and protective layer color
使用分类
Use classification
精度等级及标志 护层着色
Accuracy level and marking protection layer coloring
普通级 准确级 普通级 准确级
Ordinary level accuracy level Ordinary level accuracy level
一般用 G B A 黑色 灰色
Generally, G, B, A, black, and gray are used
耐热用 H B A 黑色 颜色
Heat resistant H B A black color















