NXPP-02C ABB

ABB RDCO-01C
ABB NINT-73CMD KIT
ABB NXPP-03C
ABB NAIO-03
ABB NINT-72CMD KIT

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Description

除了传输有效的各类信息之外,总会有外部干扰信号侵入。此干扰主要有两种途径:一是通过变送器供电电源或共用信号仪表的供电电源串入的电网干扰,这往往被忽视;二是信号线受空间电磁辐射感应的干扰,即信号线上的外部感应干扰

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