多功能照度湿度温度计LM-8102特点
* 5合1专业测量仪器：风速计，湿度计，K型温度计，光度计，声级计。
*风速计使用低摩擦滚珠轴承安装的滚轮设计可提供高精度测量。
*光度计使用专有的光电二极管和色彩校正滤光片传感器，光谱符合C.I.E标准。
* K型温度计使用适用于各种K型探头的标准型K（NiCr-NiAl）热电偶输入插孔。
*湿度计使用高精度湿度传感器，响应时间快。
*“人耳级”响应，使用“A”频率加权和“快速”时间加权来满足IEC 61672 class 2。
*声级计可以配合外部94分贝声音校准器，只需按下前面的按钮来进行校准
*内置微处理器电路，确保的性能和准确性。
*简洁紧凑的按键排列，操作简单。
*值和最小值的存储和回访。
*当前读数值冻结和保持功能。
*按下前面板上的按钮检测*℃/℉。
*按下前面的按钮，选择Lux / Feet-candle。
*通过按下前面板上的按钮选择五种风速测量单位。
*多通道显示，可同时测量相对湿度和温度测量值或风速和温度测量值。
*零按钮设计使得光度计校准。
*粗糙的外壳适合单手操作，
* RS232 / USB电脑数据总线
多功照度湿度温度计LM-8102规格参数
显示：液晶显示，尺寸：41.5×31.5mm。
5合1测量仪：
风速计（风速+温度）
湿度计(%RH+温度)
光度计
温度计(K型)
声级计
操作湿度：80%RH。
操作温度：0～50℃（32～122°F）
输入过大显示： "------- "
数据输出：RS 232/USB PC串行接口。
*连接可选的RS232电缆UPCB-02将得到RS232插头。
*连接可选的USB电缆
USB-01将得到USB插头。
电源：直流1.5V电池（UM4，AAA）x 4，
或直流9V适配器输入。@AC/DC电源适配器是可选的。
功耗：风速计：大约直流11毫安。其他功能：直流7.5毫安。
重量：335克/0.74磅（含电池）。
尺寸：HWD 248 x 70 x 34mm（9.8 x 2.8 x 1.3英寸）。
标准附件：说明手册
可选配件：手提箱。
K型温度探头。声音校准器/SC-941。USB电缆/USB-01。
RS232电缆/UPCB-02。
数据采集软件，SW-U801-WIN。交流到直流电源适配器。
湿度计（温度/湿度）
湿度计（温度/湿度）
| Measurement | Range | Resolution | |
| Humidity | %RH | 10 to 95 %RH | 0.1 %RH |
| Temperature ( Semiconductor) | 32 to 122 ℉ | 0.1 ℉ | |
| 0 to 50 ℃ | 0.1 ℃ | ||
| Measurement | Range | Accuracy | ||||
| Humidity | 10 to 95 %RH | < 70 %RH : ± 4 %RH ≧70 %RH : ± ( 4%rdg | + | 1.2 | %RH | ) |
| 32 to 122 ℉ | ± 2.5 ℉ | |||||
| 0 to 50 ℃ | ± 1.2 ℃ | |||||
| Measurement | Range | Resolution |
| Temperature ( Type K ) | -148 to 2372 ℉ | 0.1 ℉ |
| -100 to 1300 ℃ | 0.1 ℃ |
| Measurement | Range | Accuracy |
| Temperature ( Type K ) | -148 to 2372 ℉ | ± (1% rdg + 2℉) |
| -100 to 1300 ℃ | ± (1% rdg + 1℃) |
| Measurement | Range | Resolution | |
| Air velocity | ft/min | 80 to 5910 ft/min | 1 ft/min |
| m/s | 0.4 to 30.0 m/s | 0.1 m/s | |
| km/h | 1.4 to 108.0 km/h | 0.1 km/h | |
| MPH | 0.9 to 67.0 mile/h | 0.1 MPH | |
| knots | 0.8 to 58.3 knots | 0.1 knots | |
| Temperature ( Semiconductor) | 32 to 122 ℉ | 0.1 ℉ | |
| 0 to 50 ℃ | 0.1 ℃ | ||
| Measurement | Range | Accuracy |
| Air velocity | 80 to 5910 ft/min | ≦ 20 m/s : ± 3% F.S. > 20 m/s : ± 4% F.S. |
| 0.4 to 30.0 m/s | ||
| 1.4 to 108.0 km/h | ||
| 0.9 to 67.0 mile/h | ||
| 0.8 to 58.3 knots | ||
| 32 to 122 ℉ | ± 2.5 ℉ | |
| 0 to 50 ℃ | ± 1.2 ℃ | |
| Remark : ft/min : feet per minute MPH : miles per hour m/s : meters per second knots : nautical miles per hour km/h : kilometers per hour | ||
| Measurement | Range | Resolution | |
| Light * auto range | Lux | 0 to 2,200 Lux | 1 Lux |
| 1,800 to 20,000 Lux | 10 Lux | ||
| Ft-cd | 0 to 204.0 Fc | 0.1 Ft-cd | |
| 170 to 1,860 Fc | 1 Ft-cd | ||
| Temperature ( Type K ) | -148 to 2372 ℉ | 0.1 ℉ | |
| -100 to 1300 ℃ | 0.1 ℃ | ||
| Measurement | Range | Accuracy |
| Light | 0 to 20,000 Lux | ± 5% rdg ± 8 dgt |
| 0 to 1,860 Fc | ||
| Temperature ( Type K ) | -148 to 2372 ℉ | ± (1% rdg + 2℉) |
| -100 to 1300 ℃ | ± (1% rdg + 1℃) | |
| Remark : Ft-cd : feet candle | ||
| Measurement Range | Auto range 35 to 130 dB, 3 ranges : range 1 - 35 to 80 dB, range 2 - 50 to 100 dB, range 3 - 80 to 130 dB, | |
| Resolution | 0.1 dB. | |
| Measurement Frequency | 31.5 Hz to 8,000 Hz. | |
| Weighting | Frequency Weighting | Characteristics of " A " frequency weighting network. * A weighting : The characteristic is simulated as " Human Ear Listing " response. |
| Time Weighting | " Fast " time weighting. | |
| Accuracy (23± 5 ℃) | Characteristics of " A " frequency weighting network meet IEC 61672 class 2. Under 94 dB input signal, the accuracy are : | |
| Calibrator | B & K (Bruel & kjaer), multi-fuction acoustic calibrator, model : 4226. | |
| Microphone | Electric condenser microphone. | |
| Size of micropho | n1/2 inch standard size. | |
| Data Hold | Hold function to freeze the display value. | |
| Optional Accessories | 94 dB Sound Calibrator, Model : SC-941 | |
