西门子S7-200 PLC在除尘设备改造中的应用

Application of Siemens S7-200 PLC in the Dust Removal Equipment Modification

本文介绍的制药厂除尘设备基于精密可靠的机械结构,采用了西门子S7-200可编程序控制器执行现场快速响应,驱动两台风机机构,阐述了系统的改造方案,同时根据设备的控制要求及特点,确定PLC的输入、输出端子分配地址,设计出程序并进行现场调试。

This article describes a pharmaceutical factory＇s dust removal devices which based on precise and reliable mechanical structure, using Siemens S7-200 programmable controller to run scene rapid response and drive two fans. It sets out the system＇s rehabilitate programs, while under the control requirements and characteristics of equipment to determine the PLC input and output terminals to assign addresses and design procedures.