红外线测温仪AR872A/AR882A/AR892  AR-872AAR-882AAR-892 Temperature Range-18℃～1250℃-18℃～1500℃-18℃～1800℃ 测温范围0～2282℉0～2732℉0～3272℉ Accuracy±2%or±2℃±2%or±2℃±2%or±2℃ 测温精确度 ℃/℉ Selection√√√ ℃/℉温度单位转换 Distance Spot Ratio50：150：180：1 测量距离比率 Data Hold Function√√√ 数据保持显示功能 Auto Power Shut Off√√√ 自动关机功能 Emissivity0.1~0.99(可调)0.1~0.99(可调)0.1~0.99(可调) 发射率 Resolution0.1℃or0.1℉(<1000℃)1℃or1℉(≤1000℃)0.1℃or0.1℉(<1000℃)1℃or1℉(≤1000℃)0.1℃or0.1℉(<1000℃)1℃or1℉(≤1000℃) 解析度 Laser Target Pointer Selection√√√ 镭射目标显示选择功能 Average And Difference Function√√√ 平均值和温差测量功能 Backlight Display Selection√√√ 背光显示选择功能 Tripod Mounting√√√ 可固定式 RS232 & DC Output interface√√√ RS232及DC信号输出口 Data Logging(Data log Timing Setup)√√√ 预设间隔测量时间并保留数据 Max And Min Function√√√ 最大、最小值测量功能 High Low Temperature Alarm Setup√√√ 高低温报警设定功能 High Low Temperature Alarm Setup√√√ 高低温报警设定功能 Data Store/Recall Function√√√ 测量数据储存功能（断电记忆） Response Time & Wavelengh500ms & (8-14)um500ms & (8-14)um500ms & (8-14)um 响应时间和响应值长 Repeatability±1%or±1℃±1%or±1℃±1%or±1℃ 重复性   GENERAL CHARACTERISTICS一般特征 Power9V Alkaline Battery9V Alkaline Battery9V Alkaline Battery供电9V碱性电池9V碱性电池9V碱性电池LCD size44*37.5mm44*37.5mm44*37.5mmLCD尺寸Product ColorYellow+BlackYellow+BlackDark Gray+Yellow产品颜色黄+黑黄+黑深灰+黑Product Net Weight480g480g480g产品净重Product Size220*134*60mm220*134*60mm220*134*60mm产品尺寸       PACKING INFORMATION包装 包装方式1(中国)彩盒包装彩盒包装彩盒包装 标准外箱容量202020 标准外箱尺寸64*43*47cm64*43*47cm64*43*47cm 标准外箱毛重16.8kg16.8kg16.8kg 包装方式2(Other Countries)Gift BoxGift BoxGift BoxStandard Quantity Per Carton202020Standard Carton Size64*43*47cm64*43*47cm64*43*47cmStandard Carton Gross Weight16.8kg16.8kg16.8kg