介绍了松下PLC 在房间空调器焓差法性能测试系统中的应用,重点论述了系统控制要求、硬件环境、PLC 控制程序设计以及上位机的监控程序设计。实验表明,测试系统运行可靠,操作快捷方便。关键字:PLC Delphi7.0 监控通信The Application of PLC in the system of air-conditionings performance measurement Chen Lei, Jiangzhou Shou Automation College, Hangzhou DianZi University, Hangzhou 310018, China Abstract: The application of PLC in the system of air-conditionings performance measurement is introduced. The request of control system, the hardware environment, the design of PLC control program, and the design of monitor program, are discussed in detail. The practice indicates that the test system runs credibly, is operated swiftly and conveniently.Keywords: PLC Delphi7.0 monitoring communication
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