描述
由于电磁干扰的复杂性，要根本消除迎接干扰影响是不可能的，因此在PLC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；采用信息冗余技术，设计相应的软件标志位；采用间接跳转，设置软件陷阱等提高软件结构可靠性。
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REXROTH MANNESMANN V T3006 AMPLIFIER
Rexroth Mannesmann VT2000 S/K Amplifier Valve control
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