系统采用了P LC作为控制部分的主控器件，将触摸屏作为系统观测和控制的界面。
PLC is adopted as main controller and touch panel is used as the interface to observe and control the system.
该方案的优点：用MB90F334A作为主控器件提高了系统的抗干扰能力和带载能力；
The program's advantages: as a master device with MB90F334A improve the system of anti-interference ability and load capacity;
由于采用了一些高集成度、低电压的器件，提高了主控站的集成度和可扩展性，增强了系统的可靠性。
Components of high integration and low voltage are adopted so that the integration and extensibility of master station as well as the system reliability is improved.
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