| GENERAL FEATURES & SPECIFICATIONS | 一般功能和规格 |  | 
|  |  | 
|  | AR-872A | AR-882A | AR-892 |  | 
| Temperature Range | -18℃~1450℃ | -18℃~1500℃ | -18℃~1800℃ |  | 
| 测温范围 | 0~2642℉ | 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 Ratio | 50:1 | 50:1 | 80:1 |  | 
| 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 |  | 
| Emissivity | 0.1~0.99(可调) | 0.1~0.99(可调) | 0.1~0.99(可调) |  | 
| 发射率 |  | 
| Resolution | 0.1℃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 & Wavelengh | 500ms & (8-14)um | 500ms & (8-14)um | 500ms & (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 |  | 
| 
| Power | 9V Alkaline Battery | 9V Alkaline Battery | 9V Alkaline Battery |  
| 供电 | 9V碱性电池 | 9V碱性电池 | 9V碱性电池 |  
| LCD size | 44*37.5mm | 44*37.5mm | 44*37.5mm |  
| LCD尺寸 |  
| Product Color | Yellow+Black | Yellow+Black | Dark Gray+Yellow |  
| 产品颜色 | 黄+黑 | 黄+黑 | 深灰+黑 |  
| Product Net Weight | 480g | 480g | 480g |  
| 产品净重 |  
| Product Size | 220*134*60mm | 220*134*60mm | 220*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 | 20 | 20 | 20 |  | 
| 标准外箱尺寸 | 64*43*47cm | 64*43*47cm | 64*43*47cm |  | 
| 标准外箱毛重 | 16.8kg | 16.8kg | 16.8kg |  | 
| 
| 包装方式2(Other Countries) | Gift Box | Gift Box  | Gift Box  |  
| Standard Quantity Per Carton | 20 | 20 | 20 |  
| Standard Carton Size | 64*43*47cm | 64*43*47cm | 64*43*47cm |  
| Standard Carton Gross Weight | 16.8kg | 16.8kg | 16.8kg |  |  |