描述
Micro850的PLC它是电源和DI,DO输入输出点分开的，也就是说如果你不小心接错电源线了，烧掉的只是一个电源模块，可以换一个就好。而硬件方面我最满意的就是它的扩展模块。一台Micro850PLC除了电源模块，输入输出模块外，它还自带很多个扩展模块插口。比如说你突然要用到模拟量输入模块，只需要把它扩展模块口的掩盖打开插进去就好，而且能插好几个。在小型运用领域上基本是够用的。同时也因为它是一体的，所以就算全插满也还是一台整体PLC，携带安装很方便。
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