摘要
电磁防护中的接地对ＤＣＳ的正常工作影响较大，本文根据现场经验介绍了应用中易忽视的问题。
In the electronic-magnetic interference, the earthing is important to DCS operation. This paper introduced the neglects from the experience on site.
关键词
DCS
接地系统
设计
电磁干扰
Distributed control system, Grounding system, Design, Cautions
