可编程控制器 第4部分：用户指南

[中文适用范围]： 提供解决可编程控制器 (PC) 和相关外设应用的指南。它还涉及将 PC 集成到自动化系统中。提供可帮助用户执行以下操作的信息： - 利用可编程控制器标准的其他部分； -指定PC应用程序的要求； -选择和实施PC系统。涵盖以下主题： - 可编程控制器标准其他部分中相关信息的参考。此信息有助于更好地了解 PC 的环境和应用； -补充信息的描述，有助于使用本标准的其他部分； -用户进程的系统级功能分析； -可编程控制器系统的规范； -可编程控制器的安装、调试和维护。本出版物具有技术报告的状态 - 类型 3。 [外文原描述]： Provides guidelines that address the application of the programmable controllers (PC) and associated peripherals. It also deals with the integration of PCs into the automated system. Provides information that assists the user in: -utilizing the other parts of the programmable controller standard; -specifying the requirements for PC applications; -selecting and implementing PC systems. The following topics are covered: -references to pertinent information in other parts of the programmable controller standard. This information is useful in obtaining a better understanding of the environment and application of the PC; -description of supplemental information, helpful in making use of other parts of this standard; -system level functional analysis of the user's process; -specification of a programmable controller system; -programmable controller installation, commissioning and maintenance. This publication has the status of a technical report - type 3.