IS200ESELH1AAA GE

IC3600SVSE1 GE
IC3600SVSE1 GE
IC3606SIFA9C1B GE
IC3600SSLB1G GE
IC3600SGDA1 GE
IC3600SVDE1B1B GE
IC3600VANB1D1C GE
IC3600VRCC1 GE

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描述

可编程控制器是60年代末在美国首先出现,当时叫可编程逻辑控制器PLC(ProgrammableLogicController),目的是用来取代继电器,以执行逻辑判断、计时、计数等顺序控制功能。PLC的基本设计思想是把计算机功能完善、灵活、通用等优点和继电器控制系统的简单易懂、操作方便、价格便宜等优点结合起来,控制器的硬件是标准的、通用的。根据实际应用对象,将控制内容编成软件写入控制器的用户程序存储器内。控制器和被控对象连接方便。

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