标题: 请教各位大虾，EIA-364-70B下面这段怎么理解？与图示好像不一样 [打印本页] 作者: safty-001 时间: 2014-3-28 17:45 标题: 请教各位大虾，EIA-364-70B下面这段怎么理解？与图示好像不一样 3.2.1.1.1 Thermocouples that are attached to metallic surfaces of current-carrying contacts shall 5 T( P" f6 e; b$ V+ M( ube oriented with the bimetal junction perpendicular to the direction of current flow to prevent ! v# ^" h g) K7 x: u2 l/ aerrors caused by voltage gradients when using direct current；see figure 5.作者: wu1321001109 时间: 2014-3-30 23:02
为了避免电流对热电偶测量的影响，注意将热电偶跟电流方向垂直，避免热电偶与电流方向平行