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1.前言计算机用于控制时,与工艺流程的接口是不可缺少的。本文介绍接口即工艺流程输入输出装置。2.什么是工艺流程输入输出装置使用计算机进行工艺流程控制时,取工艺流程状态作为输入信号,此信息按予先确
1. Introduction When the computer is used for control, the interface to the process is indispensable. This article describes the interface that is the process input and output devices. 2. What is the process I / O device using a computer for process control, take the state of the process as an input signal, this information according to pre-confirmed