1762-OV32T

1762-OV32T

1762-OV32T

1762-OV32T

2） 工作过程：主要分为内部处理、通信操作、输入处理、程序执行、输出处理几个阶段。

1）  内部处理阶段：

在此阶段，PLC检查CPU模块的硬件是否正常，复位监视定时器，以及完成一些其它内部工作。

2）  通信服务阶段

在此阶段，PLC与一些智能模块通信、响应编程器键入的命令，更新编程器的显示内容等，当PLC处于停状态时，只进行内容处理和通信操作等内容。

3）  输入处理

输入处理也叫输入采样。在此阶段顺序读入所有输入端子的通断状态，并将读入的信息存入内存中所对应的映象寄存器。在此输入映象寄存器被刷新，接着进入程序的执行阶段。

备货，备货，降降降，火火火，火火火……
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公司名称：厦门泰尼电气有限公司
联系人：小黄（销售代表）
联系电话：0592-6809319
传真号码：0592-6890859（麻烦备注01006收）
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