可编程序控制器在病房传呼系统中的应用

Application of PLC in the wireless paging system for the ward

介绍了一种小型病房传呼系统的构成及实现方法。给出了可编程控制器和编码器、编码器和无线发射机的接口 ,主要分析了可编程控制器呼叫信号的采集方法。实践证明 :该系统是可靠的、合理的。

A small scale wireless paging system for the ward and its constitution and accomplishing methods are introduced, the PLC interface to the encoder,the encoder interface to the wireless emitting machine are given . The signal collecting is mainly analyzed. The practice has proved that the system is reliable and reasonable.