大楼物业供水系统设计目录第1章绪论.....................................................................................................................................................11.1研究背景.....................................................................................................................................................11.2供水系统设计要求.....................................................................................................................................21.3供水系统设计思想.....................................................................................................................................21.4供水系统方案确定.....................................................................................................................................31.5供水系统运行和原理.................................................................................................................................31.5.1系统原理说明.......................................................................................................................................31.5.2系统运行说明.......................................................................................................................................4第2章可编程控制器的概述...........................................................................................................................52.1可编程控制器介绍.....................................................................................................................................52.2三菱FX系列介绍......................................................................................................................................52.2.1三菱FX系列PLC主要特点...............................................................................................................52.2.2三菱FX系列PLC主要数据简介.......................................................................................................62.2.3三菱FX系列PLC基本指令...............................................................................................................62.3可编程控制器的特点.................................................................................................................................72.4可编程控制器的工作原理.........................................................................................................................82.4.1PLC的等效工作电路...........................................................................................................................82.4.2PLC的工作过程..................................................................................................................................9第3章系统硬件设计......................................................................................................................................113.1系统的构成...............................................................................................................................................113.2系统主要硬件设备的选型.......................................................................................................................123.2.1PLC的选型........................................................................................................................................123.2.2...
