嵌入到VC程序中控制HP34401 A进行高精度电压测量  

Embedded in VC Program to Measuring High Accuracy Voltage by Controlling HP34401A

作　　者：孙景发[1] 李刚[1] 李素芬[1] 王朔[1] 

机构地区：[1]天津大学精密仪器与光电子工程学院,天津300072

出　　处：《仪表技术与传感器》2003年第9期13-15,共3页Instrument Technique and Sensor

摘　　要：在工程测量中常常需要进行高精度的电压测量,利用HP34401A可以达到612位的分辨率和测量精度。HP34401A是可程控的高精度数字万用表,可通过嵌入到VC中的SCPI指令进行通讯和测量。这种方法不仅提供了友好的测量界面,而且可以提高控制程序的灵活性和可读性。In engineering measuring,high accuracy voltage measuring is usually used.So this object can be achieved by using HP34401A,which is 612bits resolution and accuracy.HP34401A is programmable instrument which can be controlled by SPCI embedded in VC program.This measuring method can not only offer friendly window,but also improve the flexibility and readability of the controlling program.

关 键 词：电压测量 HP34401A 数字万用表 SCPI VC 分辨率 测量精度 

分 类 号：TM933.2[电气工程—电力电子与电力传动]