接触器/继电器在线圈没有得电时，断开状态的触点是常开触点。
... 常闭触点normally closed contacts 常开触点normally open contacts 操作特性operating characteristics ...
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... normally open valve 常开阀 ; 常开式电磁阀 contact normally open 常开触点 normally open contactor 常开接触器 ...
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电梯专业英语词汇-中国自动化资讯网|自动化网|郴州... ... munsell color system 蒙塞尔色调 mutation 转变，更换 nameplate 铭牌 ...
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文中提出了软件和硬件两种方法来排除干扰故障，提出了运行时常开触点干扰故障多于运行时常闭触点。
Software and hardware methods are both proposed, and it is also concluded that normal open contacts have more interference failures than normal closed contacts during the running of the system.
触点模块附带遥信触点功能底座，可根据实际需要选用端子1-2（常开触点）或1-3（常闭触点）连接。
FS remote contact module with remote contact base, can be selected according to the actual needs of the terminal 1-2 (normally open) or 1-3 (normally closed contact).
无电压触点闭合，常开，8路输出。
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