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2022年10月23日 · 汇川可编程控制器PLC (Programmable Logic Controller) 是一种数字运算操作的电子系统，专为工业环境下应用而设计。 它主要将外部的输入信号如：按键、感应器、开关及脉波等的状态读取后,依据这些输入信号的状态或数值并根据內部储存预先编写的程序，以微处理机执行逻辑、顺序、计时、计数及算术运算，产生相对应的输出信号如：继电器的开关、控制机械设备的操作。 通过电脑或程序书写器可轻易的编辑/修改程序及监控裝置狀态，进行现场程序的维护 …

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