基于西门子S7-226PLC分布式海关条码监控系统  

Distributed Customs Bar Code Monitoring and Control System Based on SIEMENS S7-226

作　　者：任伟红[1] 周洪[1] 谢国胜[1] 刘全伟[1] 

机构地区：[1]武汉水利电力大学,研9803班武汉430072

出　　处：《微计算机信息》2001年第7期10-11,共2页Control & Automation

摘　　要：本文结合分布式海关条码监测系统项目的开发，详细介绍了Ｓ７－２２６ ＰＬＣ的通信机制与实现，指出应用其构造分布式监控系统的优越性。This article gives the principle and methods of SIMENS S7 -226 PLC based on the development of distributed customs bar code monitoring and control system, the communication machnism and realization of S7 226 PLC is introduced in detail it indicates the excellence of applic ation on PLC to build distributed monitoring and control system.

关 键 词：海关业务 条码 分布式监控系统 PLC 西门子S7-226 可编程控制器 

分 类 号：F752.5[经济管理—国际贸易] TP391.44[经济管理—产业经济]