JB-T2739-1996 工业机械电气图用图形符号

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1、J8中华人民共和国机械行业标准JB/T2739一96工业机械电气图用图形符号1996-04-22发布1996-07-01实施中华人民共和国机械工业部发布目次1主题内容与适用范围········.’·····································································，·····⋯⋯(1)2引用标准··，··············‘·························································

2、··，，··················。，，·⋯⋯(1)3术语·········，····，···················，·，·····‘·····，·············，····················，····················⋯⋯(1)4符号的绘制.........................................................................................................(1)5

3、符号的编号········，.·”·······························”······“·········································，.·⋯(2)6符号的使用”········”········，.··········。··········”··············”·······························⋯⋯(2)7符号适用计算机辅助绘图系统的规定···，···············。·······，·······‘，.

4、······，···················⋯⋯(2)8关于符号的说明·.............................................................................................·一(3)9符号要素、限定符号和常用的其他符号····，············”········“·，’·”·”···········“···········”⋯(3)1。导线和连接器件····”··········“···············

5、···”······“·”·”·······“·“··””·”·”·············⋯⋯(6)11无源元件·”·······················“·”··”···，·，·””·····‘·······”························，.·········⋯⋯(10)12半导体管、光敏、磁敏及数字符号显示器件·............................“············“···“⋯(12)13电能的发生和转换······”······“·”·······

6、······················“··················“·”··········⋯⋯(17)14开关、控制和保护装置·“···········”············“·····”··················”·············“····，.·”⋯⋯(29)15测量仪表、灯和信号器件············“··”‘···········“·····················”···················“···⋯⋯(45)16控制系统的框图符号··

7、·”···，······“·”··········，·············，，，，·····“·“···，，·········““······，⋯(49)17电磁阀、电磁离合器、电磁吸盘、电磁调速装置”·············”······················”·，.”········，·⋯(52)18二进制逻辑单元···················“··································“·····“·················，⋯⋯(53)19模拟单

8、元··········，·······································。························“····”·······⋯⋯(58)20数据处理系统及其他装置图形符号····················“·”·，，·····················“·⋯⋯’··⋯⋯(61)附录A梯形图用图形符号(参考件)····“·