基于Zig Bee技术的压力传感器数据采集系统设计  

Design of Data Acquisition System of Pressure Sensor Based on Zig Bee Technology

作　　者：简荣坤[1] 唐胜武[1] 姜晶[1] 

机构地区：[1]中国电子科技集团公司第四十九研究所,哈尔滨150001

出　　处：《环境技术》2016年第3期59-62,共4页Environmental Technology

摘　　要：介绍了一种基于无线传感器网络的高精度压力传感器数据采集系统的设计方法,将无线传感器网络的Zig Bee技术嵌入到系统的上位机和下位机中,实现了系统可在恶劣环境下的无线通信的需求,系统同时扩展了RS-485数字输出接口和4～20 m A模拟输出接口两种形式,增加了系统的适用性。在实际应用中该系统性能稳定可靠,传感器在常温情况下精度达到0.07%。A design method for data acquisition system of pressure sensor with high precision based on wireless sensor networks is introduced here. The technology of Zig Bee of wireless sensor networks is embedded in upper computer and lower computer of the system and fulfils the purpose of communication in bad environment. The system also expands digital output interface of RS-485 and analog output interface of 4-20 mA, is stable and reliable which improves applicability of the system. In actual application, this system and the precision of the sensor can reach 0.07 %

关 键 词：压力传感器 无线网络 数据采集系统 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]