Description
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,而对于变送器供电的电源和控制系统有直接电气连接的仪表的供电电源,并没受到足够的重视,虽然采取了一定的隔离措施
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