Description
PLC供电电源一般为AC85~240V,适应电源范围较宽,但为了抗干扰,应加装电源净化元件(如电源滤波器、1:1隔离变压器等);PLC输入电路电源一般应采用DC24V,同时其带负载时要注意容量,并做好防短路措施,这对系统供电安全和PLC安全至关重要,
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