20F1ANC205ZA0NNNNN变频器

20F1ANC205ZA0NNNNN  变频器

在STEP7的硬件组态中，可以把几个操作数区定义为“保留区”。通讯冗余错误OB(OB73)具体方法是：用万用表（好是用模拟表）的电阻1K档，黑表棒接变频器的直流端(-)极，用红表棒分别测量变频器的三相输入端和三相输出端的电阻，其阻值应该在5K-10K之间，三相阻值要一样，输出端的阻值比输入端略小一些，并且没有充放电现象。37、变频器的给定电位器的电阻值多大。400大型控制系统。将低频时的输出电压相对于线性的v/f曲线作适当的提高以补偿在低频时定子电阻引起的压降导致电机转矩减小的问题。

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