PET装置中DCS系统的接地问题

Grounding problem of DCS system in PET plant

针对DCS系统在PET装置中的使用,介绍了控制系统接地的目的、类型、现场仪表接地连接方法、接地线颜色要求、接地体制作、接地施工中的注意事项等。加强了DCS系统的安全保护,保证系统可靠平稳工作。

According to the application of DCS system to PET plant,the grouding aim,type and the field instrument grounding connection method,the grounding wire color requirement,the grounding body manufacture,the points for attention in grounding contruction of DCS control system were introduced.The safety protection of DCS system was strengthened,the reliable and stable running of the DCS system can be guaranteed.