Description
DCS出现故障可能会涉及控制器、网络通信、硬件故障、软件故障、电源、人为等因素，其涉及面很广。经验证明DCS故障绝大多数发生在现场仪表、测量线路及执行器，而安全栅、电源方面也时有发生。DCS和工艺是紧密相连的，出现异常时要结合实际工况，分析测量控制参数是否处于正常状态
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