DI811 3BSE008552R1库存模块

DI811 3BSE008552R1
DI811 3BSE008552R1
DI811 3BSE008552R1
性在把控制系统与数据库和网络连接时，您需要考虑问题。出于的利益，许多厂商选择不把自动化系统和企业数据库相连，但是对于大多数厂商而言，连接所带来的好处要远大于方面的顾虑。尽管可以对PLC加锁来防止他人入侵工厂的网络，但是由于PLC通过以太网发送非加密包，所以它并不适合用于防止黑客入侵。PAC在通过网络传送数据时，可以对数据加密。尽管目前这还不是需要考虑的第一因素，但是在将来它将是厂房内分布式系统采用PAC的主要原因。

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