3HNP03705-1 ABB

ABB 4C4687
ABB 4C4688
ABB 3HSD-0000030007
ABB 3HSD-0000030010
ABB 3HSD-0000030013

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Description

要根本消除干扰影响是不可能的,因此在控制系统的软件设计和组态时,还应在软件方面进行抗干扰处理,进一步提高系统的可靠性。常用的一些措施:数字滤波和工频整形采样,可有效消除周期性干扰;定时校正参考点电位,并采用动态零点,可有效防止电位漂移


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