| GENERAL FEATURES & SPECIFICATIONS | 一般功能和规格 | |
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| 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 | |
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| 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 | |
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