描述
模块式PLC模块式PLC是将PLC各组成部分,分别作成若干个单独的模块,如CPU模块、I/O模块、电源模块(有的含在CPU模块中)以及各种功能模块。模块式PLC由框架或基板和各种模块组成。模块装在框架或基板的插座上。这种模块式PLC的特点是配置灵活,可根据需要选配不同规模的系统,而且装配方便,便于扩展和维修。大、中型PLC一般采用模块式结构。
DAYTON 250,000 BTU VENTED UNIT HEATER 165123
BLACK BOX FX68240A# PHONE LINE MANAGER 162725
JACUZZI Y900958 62x43x19 GALLERY ALMOND FIBERGLASS BATH
DAYTON 30″ INDUSTRIAL FAN CIRCULATOR 159206
DAYTON 30″ INDUSTRIAL CIRCULATOR FAN 2HP 115/230V 32938
JACUZZI C540969 42×60 OYSTER WHIRPOOL BATH 160669
CLARE OLB-3R 104,400 OUT LOWBOY OIL FURNACE 94191
JACUZZI 9590959 55″x55″ WHITE WHIRLPOOL BATH 160129