摘要
介绍了由S7-200PLC热电偶模块构成的温度监控系统,详细讨论了EM231热电偶模块的工作原理、外部接口方法,并对PLC和PC机的软硬件设计技术进行了分析,给出了部分程序.
The temperature supervision & control system which consists of S7-200PLC themocouple module is introduced in this paper.The working principle,joining wire method of themocouple module and control circuit of PLC are described in detail.The technique of software & hardware design on PLC and PC is presented.Some partial programs are given.
出处
《湖南工程学院学报(自然科学版)》
2004年第4期23-26,共4页
Journal of Hunan Institute of Engineering(Natural Science Edition)