常用补偿导线的热点势及允许误差:
补偿导线型号热电动势及允许误差(mV)
100200℃
热点势允许误差热点势允许误差
普通级精密级普通级精密级
SC0.645±0.037(5℃)±0.023(3℃)1.440±0.057(5℃)-
KC4.095±0.105(2.5℃)±0.063(1.5℃)---
KX4.095±0.105(2.5℃)±0.063(1.5℃)8.137±0.100(2.5℃)±0.060(1.5℃)
EX6.317±0.170(2.5℃)±0.102(1.5℃)13.419±0.183(2.5℃)±0.111(1.5℃)
JX50268±0.135(2.5℃)±0.081(1.5℃)10.777±0.138(2.5℃)±0.083(1.5℃)
TX4.277±0.047(1℃)±0.023(0.5℃)9.286±0.053(1℃)±0.027(0.5℃)