| 非接触式红外线测温仪 |
| NON-CONTACT INFRARED THERMOMETER |
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| GENERAL FEATURES & SPECIFICATIONS | 一般功能和规格 |
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| AR-862A | AR-872 | AR-882 |
| Temperature Range | -18℃～850℃ | -18℃～1250℃ | -18℃～1500℃ |
| 测温范围 | 0～1568℉ | 0～2282℉ | 0～2732℉ |
| 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 | 8:1 | 30:1 | 50:1 |
| 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 | 0.95pre-set | 0.1~0.99(可调) | 0.1~0.99(可调) |
| 发射率 |
| Backlight Display Selection | √ | √ | √ |
| 背光显示选择功能 |
| 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 |
| 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 |
| 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 | 37*35mm | 50*37mm | 50*37mm | | LCD尺寸 | | Product Color | Yellow+Black | Yellow+Black | Red+Black | | 产品颜色 | 黄+黑 | 黄+黑 | 红+黑 | | Product Net Weight | 210g | 300g | 300g | | 产品净重 | | Product Size | 175*100*49mm | 200*138*57mm | 200*138*57mm | | 产品尺寸 | |
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