摘要
介绍了用PLC控制密码锁的基本原理,具体说明了系统设计要求、PLC选型方法、硬件配置和外形设计;编写了完整三菱PLC控制密码锁梯形图程序。本PLC控制的密码锁具有智能控制上锁、报警等多种功能。修改密码方便,可靠性高,能够长期稳定运行。
This article describes basic principles of PLC controlled code lock, specifying a system design requirements, selection methods, hardware configuration, and overall design of PLC, and writes a complete password lock ladder diagram Mitsubishi PLC control program. PLC controlled code lock with intelligent control locking, alarm and many other features. Modify password convenience, high reliability and long-term stable operation.
出处
《机电工程技术》
2013年第1期55-56,共2页
Mechanical & Electrical Engineering Technology
关键词
密码锁
可编程序控制器
程序
password lock
programmable logic controller
program
