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| 上海恒久 噪音计AR814 价格 现货 02151691238 [收藏信息] |
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| 产品产地： |
进口 |
| 参考价格： |
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| 简单介绍： |
测量范围 30～130dB;测量精确度:±1.5dB ;频率响应:31.5HZ-8.5KHZ ;动态范围:50dB ;AC/DC信号输出;自动关机;模拟棒条动态显示;高精度4分频段测量;3050mm大屏幕LCD显示;低电显示;过载提示;数位及分辨率:5Digits & 0.1dB |
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| 详细说明 |
| measuring range
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30～130dba
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30～130dba
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| 测量范围
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35～130dbc
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35～130dbc
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| accuracy
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±1.5db
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±1.5db
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| 测量精确度
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| frequency range
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31.5hz-8.5khz
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31.5hz-8.5khz
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| 频率响应
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| linearity range
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50db
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50db
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| 动态范围
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| ac/dc output
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√
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√
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| ac/dc 信号输出
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| auto power shut off
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√
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√
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| 自动关机功能
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| low battery indication
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√
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√
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| 低电显示功能
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| over range indication
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√
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√
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| 过载提示
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| digit & resolution
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5digits & 0.1db
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5digits & 0.1db
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| 数位及分辨率
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| time weighting se-lection
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fast/slow
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fast/slow
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| 动态特性选择
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| microphone
| 1/2 inch electret condenser microphone
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| 麦克风
| 1/2 英寸电容式麦克风 |
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| frequency weighting
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a & c
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a & c
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| 频率加权特性
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| sound measuring level se-lection
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√
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√
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| 测量档位选择
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| max hold function
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√
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√
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| 最大值锁定
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| sampling frequency
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2 times/sec
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2 times/sec
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| 取样频率 |
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| general characteristics
| 一般特征
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| power
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9v (alkaline or dc adapter)
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6v (4＊aa alkaline or dc adapter)
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| 供电
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9v碱性电池或者电源适配器
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4节1.5vaa碱性电池或6v电源适配器
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| lcd size
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30＊50mm
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30＊50mm
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| lcd尺寸
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| product color
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ivory
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ivory
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| 产品颜色
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象牙白
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象牙白
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| product net weight
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178g
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300g(include battery)
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| 产品净重
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| product size
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207＊70＊29mm
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265＊70＊35mm
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| 产品尺寸 |
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| packing information
| 包装
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| 包装方式1(中国)
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彩盒包装
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彩盒包装
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| 标准外箱容量
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20
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20
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| 标准外箱尺寸
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55.0＊45.0＊26.5cm
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57.0＊51.7＊23.8cm
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| 标准外箱毛重
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13.96kg
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10.5kg
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| 包装方式2(other countries)
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blister
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blister
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| standard quantity per carton
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20
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20
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| standard carton size
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41.0＊37.5＊33.2cm
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41.0＊37.5＊33.2cm
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| standard carton gross weight
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5.76kg
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6.2kg | | |
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