摘要
分析了球团厂可编程序控制器使用过程中的常见故障,简单介绍了PLC故障及现场控制设备故障的分析和预防、处理方法,最后着重介绍了电磁干扰对PLC系统影响以及预防措施。
Common failures in use of programmable controller of a pellet plant were analyzed. PLC failures, analysis, prevention and treatment methods of field control equipment failures were presented briefly. The effects of electromagnetic interference on the PLC system and precautionary measures were emphasized.
出处
《冶金动力》
2009年第6期77-79,82,共4页
Metallurgical Power
关键词
系统故障
电磁干扰
接地
system failure
electromagnetic interference
grounding
