ABB S800模块供应ao810
1.电源电路:包括电源开关和各种控制元件(例如接触器、继电器等)。
2.控制电路:由PLC进行控制的电路,包括输入模块、CPU、输出模块等。
3.电动机电路:用于控制电动机的正反转,包括方向控制开关、电动机接线板等。
在实际应用中,当需要控制电动机正转时,PLC会通过控制电路给电动机的正转继电器发送信号,使其闭合,电动机便可以正向运行;当需要控制电动机反转时,PLC会通过控制电路给电动机的反转继电器发送信号,使其闭合,电动机便可以反向运行。通过这样的方式,即可实现电动机的正反转控制。
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