This article introduces the patulous alarm of dot? to? dot communication equipment A9800, and discusses a method to receive the remote signal of power supply system by rebuilding structure of this system and using remaining meet of alarm relay.
介绍通过对无人值守微波站电源系统进行简单改造和利用电源系统告警继电器的空余接点,用点对多点通信设备A9800系统的扩展告警,实现对电源系统遥信的方法。