基于LabVIEW的铂电阻器自动测试系统  

Pt resistor automatic test system based on LabVIEW

作　　者：王冰[1] 唐胜武[1] 刘慧[1] 

机构地区：[1]中国电子科技集团公司第四十九研究所,黑龙江哈尔滨150001

出　　处：《传感器与微系统》2012年第12期124-125,129,共3页Transducer and Microsystem Technologies

摘　　要：设计了一种基于LabVIEW的铂电阻器自动测试系统,用于多路铂电阻器的自动、精确测量。采用PXI系列机箱和板卡、四线制测量电阻的方法,进行电阻的测量和通道的切换,应用LabVIEW软件进行数据的采集和信号的滤波。经测试,本系统可有效消除引线电阻和热电动势等误差,测量精度优于0.01%,实现测量的高效率和高精度。Pt resistor test system based on LabVIEW is designed for automatic and precise measurement of multi- path Pt resistor. The PXI series chassis, board block and the method for resistor measurement by four-wire system is used to measure resistors and switch channels. LabVIEW software is applied to collect datas and filter signal. The system can effectively eliminate error caused by resistor of down-lead and thermal electromotive force, the precision is superior to 0.01% ,and high efficiency and precision measurement is implemented.

关 键 词：铂电阻器 LABVIEW 数据采集 测试系统 

分 类 号：TP212.12[自动化与计算机技术—检测技术与自动化装置]