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Forum 杭州爱华AWA6270+A/B/C系列噪声分析仪
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杭州爱华AWA6270+A/B/C系列噪声分析仪

YYD
YYD over 15 years ago
杭州爱华AWA6270+A/B/C系列噪声分析仪

image

AWA6270+ A B C噪声分析仪

用途:

精密型噪声测量和频谱分析仪器,配置不同硬件和软件模块,用于各种工业噪声测量和频分析,环境噪声测量和机场噪声的自动监测,以及混响时间测量。


特点:

1级声级计,满足最新国际标准和计量检定规程;

可内置1/1或1/3倍频程滤波器;
大屏幕点阵式LCD显示,有背景光;
本底噪声低,70dB线性工作范围。

主要技术性能指标:

模块型号

AWA6270+A

AWA6270+B

AWA6270+C

用途

频谱分析和混响时间测量

统计分析

积分和机场噪声测量

符合标准

GB3785  1型,JJG188-2002 1级, IEC61672-1:2002   1级

时钟

内置日历时钟

本机噪声

小于18 dB(A),23 dB(C) ,28 dB(F)

测量上限

130 dB

传声器类型

AWA14423型 Φ12.7 mm 予极化测试电容传声器

频率范围

10 Hz~20 kHz

频率计权

A、C和F(Flat)

时间计权

F、S

F,S及线性平均

量程

10~80,20~90,30~100,40~110,50~120,60~130

线性工作范围

70dB

内置滤波器

1/1倍频程滤波器,

中心频率:

31.5 Hz~16 kHz

1/3倍频程滤波器,

中心频率:

20 Hz~16 kHz

——

测量指标

Lp,Tr(混响时间)

Lp,Leq,Lmax,Lmin,L5,
L10,L50,L90,L95,SD,LAE,
E,Ld,Ln,Ldn,Tm

Lp,Leq,Lmax,Lmin,
LAE,E,LEPN

采样时间间隔

0.1s,0.2 s,0.5 s,1 s,2 s,5 s,10 s

积分测量时间

手动,10s,1 min,5 min,10 min,15 min,
20 min,30 min,1 h,4 h,8 h,24 h

24 h 测量

——

每小时测量一次

混响时间测量

测量范围 : 0.3s~10s

——

显示器

10~80,20~90,30~100,40~110,50~120,60~130

显示方式

频谱图,及瞬时值变化曲线.

统计分布图,累计分布图,
24 h分布图,列表

可显示瞬时值动态变化

储存

2000组以上频谱分析或Tr数据

2000组数据、
80天24 h测量值

2000组数据或48万个瞬时值

科学回删功能

科学回删异常测量值

输出

AC、DC及RS232接口至微形打印机或计算机

电池

6×LR6, ,也可外接9V AC/DC Adaptor

外形尺寸/质量

290×90×38/0.6kg

工作温度范围

-10 ℃~+50 ℃

 

以上三种模块可任意组合,它们的适用范围见下表,用户可根据需要选择1~3种。

模块配置

频谱分析

统计分析

24h测量

积分采集

脉冲噪声测量

混响时间测量

AWA6270+A

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AWA6270+B

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AWA6270+C

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AWA6270+AB

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AWA6270+AC

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AWA6270+BC

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AWA6270+ABC

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