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生产生活中,PLC所要采集使用的控制量,大致分为数字量和模拟量。本文讨论了PLC如何对这两种量进行采集、控制和传送的方法。
Production and life, PLC control the amount to be collected, roughly divided into digital and analog. This article discusses how PLCs can collect, control, and deliver these two quantities.