3500/34 BENTLY

DS200SHVMG1A GE
531X301DCCAFG2 GE
531X305NTBAJG1 GE
DS200IIBDG1AGA GE
DS200DCFBG1BLC GE
DS3800XTFP1E1C GE
DS215UCIAG1AZZ05A GE
DS200STCAG1A GE

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描述

底板、机架模块,它为PLC各模块的安装提供基板,并为模块间的联系提供总线。若干底板间的联系有的用接口模块,有的用总线接口。不同厂家或同一厂家但不同类型的PLC都不大相同。
箱体式的小型PLC的主箱体就是把上述几种模块集成在一个箱体内的,并依可能提供I/O点数的多少,划分为不同的规格。
箱体式的PLC还有I/O扩展箱体,它不含CPU,仅有电源及I/O单元的功能。扩展箱体也依I/O点数的多少划分有不同的规格。
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