The structure and operation principle of a distributed data acquisition system for embankment safety monitoring based on PLC, are introduced.
介绍了一种基于可编程控制器（PLC）的分布式堤防安全监测数据采集系统的构成及工作原理。
In this system, we chose the distributed structure of network. It could realize real time data acquisition, condition monitoring, and fault diagnosis with the aid of computers.
系统采用了网络分布式结构，由多机共同完成数据采集、分析、监测与诊断任务，可以实时地进行数据采集与分析、状态监测、故障诊断。
Distributed intelligent door monitoring system realize remote control and data collection by RS-485 bus, the telephone network is used as transmission medium.
文章介绍的分布式智能门禁监控系统采用RS - 4 85总线技术，以程控电话网为媒介来进行远程的数据采集和设备控制。
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