描述
电源模块,它为PLC运行提供内部工作电源,而且,有的还可为输入信号提供电源。I/O模块,它集成了I/O电路,并依点数及电路类型划分为不同规格的模块。内存模块,它主要存储用户程序,有的还为系统提供辅加的工作内存。在结构上内存模块都是附加于CPU模块之中。
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SYMBOL MOTOROLA LS4208-PBZM0100ZR Kit: PDF,IBM 468x/9x
NEW Motorola Symbol LS9208i Bar Code Reader
Expedited shipping available
SYMBOL MOTOROLA LS4208-PBZM0100ZR Kit: PDF,IBM 468x/9x
SYMBOL MOTOROLA LS4208-PWZR0100AR KIT:LS4208 WHT PDF, 7
SYMBOL MOTOROLA LS4208-SWZU0900ZR LS4208 WHITE SCANNER
Motorola Symbol LS9208i Bar Code Reader w/Adjustable
STAND, RS232 CABLE, TWILIGHT BLACK
SYMBOL MOTOROLA LS4208-SWZU0900ZR LS4208 WHITE SCANNER
SYMBOL MOTOROLA LS4208-PWZR0100AR KIT:LS4208 WHT PDF, 7
SYMBOL MOTOROLA FLB3578-C0007WR CRD:CHG & RADIO,TWL BLK
SYMBOL MOTOROLA FLB3578-C0117WR CRD:CHG & RADIO,TWL BLK
SYMBOL MOTOROLA FLB3578-C0007WR CRD:CHG & RADIO,TWL BLK