Description
电网干扰串入控制系统主要通过控制系统系统的供电电源(如cpu电源、i/o电源等)、变送器供电电源和与控制系统系统具有直接电气连接的仪表供电电源等耦合进入的。现在,对于控制系统系统供电的电源,一般都采用隔离性能较好电源
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