WS-C4506-E CISCO 

DS3800HLNE1B GE
DS3800HCVA1J1H GE
304A8483G12 GE
304A8483G41A1A GE
DS3800HMPF1E1E GE
DS3800HAIC1A1A GE
51305072-400 HONEYWELL
80363975-150 HONEYWELL
51304441-175 HONEYWELL
51404172-175 HONEYWELL
51304511-200 HONEYWELL
DS3800HSAA1R1K GE PLC

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描述

主要由系统内部元器件及电路间的相互电磁辐射产生,如逻辑电路相互辐射及其对模拟电路的影响,模拟地与逻辑地的相互影响及元器件间的相互不匹配使用等。这都属于PLC制造厂对系统内部进行电磁兼容设计的内容,比较复杂,作为应用部门是无法改变,可不必过多考虑,但要选择具有较多应用实绩或经过考验的系统。

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