ISO 3511-4-1985 过程测量的控制功能和仪表设备 符号表示法 第4部分:过程控制计算机、接口和共用显示控制功能的基本符号

标准号：ISO 3511-4-1985
中文标准名称：过程测量的控制功能和仪表设备 符号表示法 第4部分:过程控制计算机、接口和共用显示控制功能的基本符号
英文标准名称：Industrial process measurement control functions and instrumentation; Symbolic representation; Part 4 : Basic symbols for process computer, interface, and shared display/control functions
标准类型：A50
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：A50
国际标准分类号：01.080.30;25.040.40
适用范围：The symbols in this part shall be considered a supplement to the symbols given in ISO 3511/1 and ISO 3511/2 and used in conjunction with them. The letter code for function identification shall be taken from table 1 of these two parts.The symbols are limited to identification on process flow diagrams, piping and instrument diagrams, etc. and do not provide means of illustrating specific instruments or parts thereof. The application methods are shown in the examples.