同时，由于工业现场对抗电磁干扰和传输距离有比较高的要求，所以本设计采用CAN总线作为各个模块通讯的方式。
At the same time, because of high requirement of anti-electromagnetism interference and long distance this design uses CAN bus as the communication style of every module.
系统硬件采用了嵌入式PC、通讯接口卡和现场总线数据采集模块。
The hardware is constructed with embedded PC, communication card and field bus data acquisition module.
设计出了一种基于可编程自动控制器(PAC)，采用现场总线和I7000系列分布式数据采集模块组成的潮汐模拟控制系统。
In this sense, the control system based on programmable automation controller (PAC) for simulating tide with field bus and I7000 distributed data acquisition units was developed.
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