JBT2739-1996工业机械电气图用图形符号.pdf

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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符号的编号·

3、·······，.·”·······························”······“·········································，.·⋯(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模拟单元··········，·········

8、······························。························“····”·······⋯⋯(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)····“·