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| 噪音计,声级计,噪音表,音量监控设备 |
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AR814数字噪音计
| GENERAL FEATURES & SPECIFICATIONS |
一般功能和规格 |
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| Measuring Range |
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| 测量范围 |
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| Accuracy |
±1.5dB |
±1.5dB |
| 测量精确度 |
| Frequency Range |
31.5HZ-8.5KHZ |
31.5HZ-8.5KHZ |
| 频率响应 |
| Linearity Range |
50dB |
50dB |
| 动态范围 |
| AC/DC Output |
√ |
√ |
| AC/DC 信号输出 |
| Auto Power Shut Off |
√ |
√ |
| 自动关机功能 |
| Low Battery Indication |
√ |
√ |
| 低电显示功能 |
| Over Range Indication |
√ |
√ |
| 过载提示 |
| Digit & Resolution |
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| 数位及分辨率 |
| Time Weighting Selection |
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| 动态特性选择 |
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| Frequency Weighting |
A & C |
A & C |
| 频率加权特性 |
| Sound Measuring Level Selection |
√ |
√ |
| 测量档位选择 |
| Max Hold Function |
√ |
√ |
| 最大值锁定 |
| Sampling Frequency |
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| 取样频率 | |
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| GENERAL CHARACTERISTICS |
一般特征 |
| Power |
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6V (4*AA Alkaline or DC Ada pter) |
| 供电 |
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| LCD size |
30*50mm |
30*50mm |
| LCD尺寸 |
| Product Color |
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| 产品颜色 |
象牙白 |
象牙白 |
| Product Net Weight |
178g |
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| 产品净重 |
| Product Size |
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| 产品尺寸 | |
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| PACKING INFORMATION |
包装 |
| 包装方式1(中国) |
彩盒包装 |
彩盒包装 |
| 标准外箱容量 |
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| 标准外箱尺寸 |
55.0*45.0*26.5cm |
57.0*51.7*23.8cm |
| 标准外箱毛重 |
13.96kg |
10.5kg |
| 包装方式2(Other Countries) |
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| Standard Quantity Per Carton |
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| Standard Carton Size |
41.0*37.5*33.2cm |
41.0*37.5*33.2cm |
| Standard Carton Gross Weight |
5.76kg |
6.2kg | | |
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