摘要
随着PLC在自动化控制领域的普及 ,如何预防和提高PLC控制系统抗干扰能力就显得十分重要。分析了PLC控制系统中干扰信号的主要来源 ,从PLC的电源、系统输入、输出电路设计、接地、配线等诸多方面 。
Along with the widespread applicationg of PLC in field control,how to prevent and improve the anti-interference of PLC control system become more and more important,the paper mainly analyses the main interference source to PLC control system,and presents some kinds of effective anti-interference measures from power,circuit design ,earthed systemand and wiring of PLC.
出处
《煤矿机械》
北大核心
2004年第11期57-59,共3页
Coal Mine Machinery
