6ES7331-7PF11-0AB0 8路模拟量输入,16位

6ES7331-7PF11-0AB0 8路模拟量输入,16位

(1) 数字控制变频器的实现

现在，变频器的控制方式用数字处理器可以实现比较复杂的运算，变频器数字化将是一个重要的发展方向，目前进行变频器数字化主要采用单片机MCS51或80C196MC等，辅助以SLE4520或EPLD液晶显示器等来实现更加完善的控制性能。

(2) 多种控制方式的结合

单一的控制方式有着各自的优缺点，并没有“”的控制方式，在有些控制场合，需要将一些控制方式结合起来，例如将学**控制与神经网络控制相结合，自适应控制与模糊控制相结合，直接转矩控制与神经网络控制相结合，或者称之为“混合控制”，这样取长补短，控制效果将会。

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