广州地铁集中冷站监控系统的研究与运用

The Investigation about Guangzhou-metro＇s the Surveillance and Control System of Central Cooling Station

本文通过对广州地铁集中冷站监控系统的研究，选用了西门子S7-400系列工业级PLC（可编程逻辑控制器）产品S7—413—2DPS，使广州地铁集中冷站监控系统在系统的使用、易维护性和维修方面都有了不少的进步。

The paper introduces a investigation and which it＇s control system used by SIEMENS S7-400 series PLC （Programmable Logic Control） S7-413.2DPS in Guang zhou-metros＇- the surveillance and control system of central cooling station, This system has characters which easy to use and maintain.