水位温度测量  

High Accurate Measurement of Water Level and Temperature

作　　者：张道德[1] 张铮[1] 杨光友[1] 

机构地区：[1]湖北工学院

出　　处：《电子测量技术》2005年第2期24-25,共2页Electronic Measurement Technology

摘　　要：文中利用片内带可编程增益放大的16位模数转换器件AD7705,采用普通的的温度和压力传感器,研究并实现对水位及温度的高精度测量,并且测量系统电路简单,运行稳定可靠。With the utilization of analog-to-digital converter Ad7705 which is integrated on-chip programmable gain ampli- fier, ordinary pressure and temperature sensor, A new way to measure water level and temperature with high accuracy is re- searched and realized in the article. Moreover, the measure system is of simple circuit and high reliability.

关 键 词：温度测量 水位 AD7705 模数转换器件 压力传感器 高精度测量 增益放大 系统电路 16位 可编程 

分 类 号：TP335.1[自动化与计算机技术—计算机系统结构] TH811[自动化与计算机技术—计算机科学与技术]