Description
至少应通过三相桥式整流、滤波后进行供电;一般不能使用仅通过单相桥式整流的直流电源直接对PLC进行供电。PLC输入电源要与设备直流动力电源、直流控制回路电源、直流输出电源分离配线,并具有独立的保护回路,在系绕组成较复杂时
Edinburgh Sensors Gascard II CH4 100%
Edinburgh Sensors Gascard II CH4 100%
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