140ARI03010经销配件

联系人：黄晓飞(销售工程师) 移动电话:18030263579 固话:0592-6895320 QQ：2472574325

PLC中的CPU是PLC的核心，它按PLC的系统程序赋予的功能接收并存贮用户程序和资料，用扫描的方式采集由现场输入装置送来的状态或资料，并存入规划的暂存器中，同时，诊断电源和PLC内部电路的工作状态和编程过程中的语法错误等。进入运行后，从用户程序存贮器中逐条读取指令，经分析后再按指令规定的任务产生相应的控制信号，去指挥有关的控制电路，与个人电脑一样，主要由运算器、控制器、寄存器及实现它们之间联系的资料、控制及状态总线构成，还有周边芯片、总线界面及有关电路。它确定了进行控制的规模、工作速度、内存容量等。

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140ARI03010经销配件

140ARI03010经销配件

140ARI03010经销配件

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