<晴风村n style="word-wrap: break-word; position: unset; color: rgb(255, 102, 0); font-family: Arial;">DT-8820<晴风村n style="word-wrap: break-word; position: unset; color: rgb(255, 102, 0); font-family: 宋体;">多功能环境测试仪具有<晴风村n style="word-wrap: break-word; position: unset; color: rgb(255, 102, 0); font-family: Arial;">K<晴风村n style="word-wrap: break-word; position: unset; color: rgb(255, 102, 0); font-family: 宋体;">型温度，温度，光度，噪音的测试功能。可广泛应有于环保，工业，农业等需要综合各种环境因素的领域。

<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">DT-8820<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">四合一多功能环境测试仪是一款集合噪音、光度、湿度及温度为一体的仪表，可用于工业及民用，检测相应的高保真装置。噪音功能可适用于家电及环境施工噪音监测；光度功能用于测试照明领域是否有充足的亮度、光的感应性能是否稳定等。温湿度测试元件由一个湿度半导体传感器和一个<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">K<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">型热电偶组成，适用范围广泛。

<晴风村n style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">CEM<晴风村n style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">华盛昌<晴风村n new="" times="" style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 0, 0);">DT-8820<晴风村n style="word-wrap: break-word; position: unset; color: rgb(0, 0, 0); font-family: 宋体; font-size: 15px;">特色<晴风村n style="word-wrap: break-word; position: unset; color: rgb(0, 0, 0); font-family: 宋体; font-size: 15px;">：

<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">噪音、光照度、温度和相对湿度四合一；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.3-1/2<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">位数字带单位液晶显示屏；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">人性化设置，使用简单方便；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">4.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">噪音<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">A/C<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">加权，高低频段，分辨率<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">0.1dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">5.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">光度量程：<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">0.01~20000LUX<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">6.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">湿度量程：<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">25%RH~95% RH<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，分辨率<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">0.1%RH<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">7.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">温度量程：<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">-20.0~750<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">8.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">数据保持及<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">*<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">大值保持功能

<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体; font-size: 16px;">

<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">CEM<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">华盛昌<晴风村n new="" times="" style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0);">DT-8820 4<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">合<晴风村n style="word-wrap: break-word; position: unset; font-family: "Times New Roman";">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">多功能环境测试仪

<晴风村n style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 255, 255); font-family: 黑体; font-size: 16px;">内部结构

<晴风村n style="word-wrap: break-word; position: unset; line-height: 24px; font-family: 宋体; font-size: 16px;">

<晴风村n style="word-wrap: break-word; position: unset; color: rgb(0, 0, 0); line-height: 22.5px; font-family: Arial; font-size: 15px;">DT-8820<晴风村n style="word-wrap: break-word; position: unset; color: rgb(0, 0, 0); line-height: 22.5px; font-family: 宋体; font-size: 15px;">结构介绍

<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">湿度探测头<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">内置湿度感应器和半导体感应器<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">数字液晶显示屏<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">电源开关键<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">4.SELECT<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择键<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择所需测量功能及范围<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">5.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">功能键<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择测量光度、噪音、湿度或温度<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">6.HOLD<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">数值保持键<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">7.K<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">型温度插头与插孔<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">8.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">海绵球<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">内置电容麦克风<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">9.MAX<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">*<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">大值保持<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">10.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">光度测头<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">内置耐用硅光二极管

<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">CEM<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">华盛昌<晴风村n new="" times="" style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0);">DT-8820 4<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">合<晴风村n style="word-wrap: break-word; position: unset; font-family: "Times New Roman";">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">多功能环境测试仪<晴风村n style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 255, 255); font-family: 黑体; font-size: 16px;">使用方法

<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">声级测量：<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把功能切换到<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">位置；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">移动麦克风并把它水平地朝向声源；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">按<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">SELECT<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择键：选择<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">A&dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">C&dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">Lo& dB and Hi & dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">4.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">如果<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">A<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">和<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">C<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">声级的频段与<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">30~10KHz<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">频率范围基本一致，屏幕上将显示所有声级；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">5.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">声级读数将会在屏幕上显示；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">6.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">注意：强风（每秒超过<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">10<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">米）冲击麦克风可造成读数的不稳定，所以可用一挡风玻璃挡在麦克风前。<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">光照度测量：<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把功能切换至<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">LUX<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">位置；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">移动探测头并把它垂直地朝向光源；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">按<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">SELECT<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择键：选择<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">20<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">200<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2000<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">20000LUX<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">量程范围；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">4.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">从液晶显示屏上读取光照数；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">5.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">过载：如果输入信号太强，屏幕显示<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，请选择更高的档位；<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">6.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">测量完成后，请把探测头移开光源。

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<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">湿度测量：<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把功能切换到<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">%RH<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">位置；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">屏幕直接显示<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">%R<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">读数；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">当测试环境改变时，需要几分钟时间来稳定读数。<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">温度测量：<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把功能切换到<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">“<晴风村n style="word-wrap: break-word; position: unset;">TEMP<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">按<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">SELECT<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">选择键：选择<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">0.1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">或<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">(0.1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">或<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">范围；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">3.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">屏幕直接显示温度读数；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">4.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把温度探头插入<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">K<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">型电热偶插孔中；<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">5.<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">把温度探头与被测物体表面接触，屏幕显示温度读数。<晴风村n style="word-wrap: break-word; position: unset; line-height: 18px; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">警告：当功能选择在温度档<晴风村n style="word-wrap: break-word; position: unset;">0.1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">或<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">(0.1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">或<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">时<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">,<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">不要试图在<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">K<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">型电热偶插孔中输入电压。这样可能会损坏仪表。

<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">CEM<晴风村n style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0); font-family: 宋体; font-size: 16px;">华盛昌<晴风村n new="" times="" style="word-wrap: break-word; position: unset; background: rgb(255, 255, 255); color: rgb(255, 0, 0);">DT-8820 4<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">合<晴风村n style="word-wrap: break-word; position: unset; font-family: "Times New Roman";">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">多功能环境测试仪<晴风村n style="word-wrap: break-word; position: unset; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(255, 255, 255); font-family: 黑体; font-size: 16px;">产品功能

<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">噪音测量：<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">量程<晴风村n style="word-wrap: break-word; position: unset;">:35~100dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">A(<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">低<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)- <晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">频宽<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:35~100dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">A(<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">高<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)- <晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">频宽<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:65~130dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">C(<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">低<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)- <晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">频宽<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:35~100dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">C(<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">高<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)- <晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">频宽<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">:65~130dB<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">典型的频率范围：<晴风村n style="word-wrap: break-word; position: unset;">30Hz-10KHz<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">频率加权：<晴风村n style="word-wrap: break-word; position: unset;">A/C<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">加权，高低频段<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">时间加权：快速<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">***度：±<晴风村n style="word-wrap: break-word; position: unset;">3.5dB(<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">在<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1KHz<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">94dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">时<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">)<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">麦克风：电容麦克风<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">光照度：<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">测量范围：<晴风村n style="word-wrap: break-word; position: unset;">20<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">200<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2000<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">20000LUX<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">（<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">20000LUX<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">读数<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">X10<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">）<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">过载显示：过载显示“<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">”<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">准确度：±<晴风村n style="word-wrap: break-word; position: unset;">5%<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">±<晴风村n style="word-wrap: break-word; position: unset;">10d<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">（在标准白炽灯<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">-<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">光温<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">2856K-<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">下测试）<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">相对湿度：<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">25%RH~95%RH<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">，分辨率<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">: 0.1%RH<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">温度：<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">-20~750<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">，分辨率<晴风村n style="word-wrap: break-word; position: unset;">0.1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">/<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">1999(3-1/2)<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">位数字<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">LCD<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">显示屏，带<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">LUX/<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℃<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">/<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">℉<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">/%RH/dB<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">单位<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">采样比率：<晴风村n style="word-wrap: break-word; position: unset;">1.5<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">次<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">/<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">秒<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">自动关机：十分钟无操作<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">电池：<晴风村n style="word-wrap: break-word; position: unset;">1<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">个标准<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">9V<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">电池（<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">NEDA1604<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">或<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">6F22<晴风村n style="word-wrap: break-word; position: unset; font-family: 宋体;">）<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">尺寸：<晴风村n style="word-wrap: break-word; position: unset;">251*63.8*40mm<晴风村n style="word-wrap: break-word; position: unset; font-family: Tahoma; font-size: 11px;">
<晴风村n style="word-wrap: break-word; position: unset; font-family: Arial;">重量：<晴风村n style="word-wrap: break-word; position: unset;">250g