In the control system, operating through the PLC issued a directive, the drive time relay.
在该控制系统中，操作人员通过PLC发出指令，驱动时间继电器。
A kind of design method of microprocessor protection relay apparatus based on real time operating system (RTOS) was introduced in this paper.
介绍了一种基于实时操作系统的微机继电保护装置的设计方法。
At the same time, in order to master the operating parameters and the state immediately, it is necessary to relay on the power control system for a real-time monitoring to get a timely respond.
同时为了及时了解电源系统的运行参数及运行状态，就要依赖电源监控系统进行实时监控，以便及时做出反应。
At the same time, in order to master the operating parameters and the state immediately, it is necessary to relay on the power control system for a real-time monitoring to get a timely respond.
同时为了及时了解电源系统的运行参数及运行状态，就要依赖电源监控系统进行实时监控，以便及时做出反应。
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