主营：热电偶,热电阻,电热管,温控表,补偿导线,电热丝
所在地:
上海 上海
产品价格:
电议
最小起订:
1
发布时间:
2012-11-02
有效期至:
2013-05-02
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适用范围：本产品广泛适用于石油、化工、冶金、核电站、发电厂等测量部门准确操作自动化控制、测量温度、计算机测温系统中分度号为S、K、E、J和T型热电偶配用补导线。
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产品特性：根据不同恶劣环境、采用不同材料结构，达到耐火、耐油、耐酸、耐碱、耐腐蚀等要求。
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主要技术参数
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型号
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SC
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KC
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KC1
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KX
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EX
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JX
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TX
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正较
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红
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红
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红
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红
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红
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红
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红
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负较
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绿
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蓝
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海蓝
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黑
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棕
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紫
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白
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使用
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标
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允许等级及护层着色
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分类
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志
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普通级
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准确级
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一般用
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G
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(黑色)
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S(灰色)
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耐热用
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H
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(黑色)
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S(颜色)
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补偿导线的热电势、允差
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热电势(标准值)
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热电网测量站湿度(℃)
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100℃
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200℃
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热电势(标准值)
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允差
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热电势
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允差
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普通级
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准确级(S)
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(标准值)
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普通级
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准确级(S)
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SC或RC
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645
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±60
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±30
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1440
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±60
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——
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1000
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(±5.0℃)
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(±2.5℃)
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(±5.0℃)
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KCA
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4095
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±100
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±60
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8137
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±100
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±60
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900
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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KCB
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4095
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±100
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±60
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8137
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——
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——
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900
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(±2.5℃)
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(±1.5℃)
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KX
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4095
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±100
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±60
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8137
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±100
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±60
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900
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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NC
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2774
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±100
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±60
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5912
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±100
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±60
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900
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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NK
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2774
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±100
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±60
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5912
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±100
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±60
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900
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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EX
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6317
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±200
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±120
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13419
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±200
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±120
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600
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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JX
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5268
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±140
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±85
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10777
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±140
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±85
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500
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(±2.5℃)
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(±1.5℃)
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(±2.5℃)
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(±1.5℃)
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TX
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4277
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±60
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±30
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9285
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±90
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±48
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30
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(±1.0℃)
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(±0.5℃)
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(±1.5℃)
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(±0.8℃)
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补偿导线往复电阻
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补偿导线型号
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在20℃时往复电阻值Ω/m(不大于下列值)
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0.2mm2
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0.5mm2
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1.0mm2
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1.5mm2
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2.5mm2
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SC或RC
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0.25
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0.1
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0.05
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0.03
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0.02
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KCA
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3.5
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1.4
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0.7
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0.47
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0.28
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KCB
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2.6
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1.04
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0.52
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0.35
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0.21
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KX
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5.5
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2.2
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1.1
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0.73
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0.44
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EX
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6.25
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2.5
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1.25
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0.83
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0.5
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JX
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3.25
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1.3
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0.65
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0.43
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0.26
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TX
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2.6
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1.04
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0.52
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0.35
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0.21
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NC
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3.75
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1.5
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0.75
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0.5
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0.3
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NK
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7.15
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2.86
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1.43
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0.95
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0.57
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热电偶分度号
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补偿导线型号
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补偿导线合金丝名称
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S或R
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SC或RC
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铜-铜镍0.6
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K
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KC
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铜-铜镍40
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KX
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镍铬10-镍硅3
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N
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NC
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铁-铜镍
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NX
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镍铬硅-镍铬镁
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E
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EX
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镍铬10-铜镍45
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J
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JX
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铁-铜镍45
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T
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TX
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铜-铜镍45
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WRe3/WRe25
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WReC
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铁-铜镍
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