| AR852A系列非接觸式紅外線測(cè)溫儀 AR-842A | AR-852A | AR-872S |
| TemperatureRange | -18℃~330℃ | -18℃~500℃ | -18℃~1050℃ |
| 測(cè)溫范圍 | 0~626℉ | 0~932℉ | 0~1922℉ |
| Accuracy | ±2%or±2℃ | ±2%or±2℃ | ±2%or±2℃ |
| 測(cè)溫精確度 |
| ℃/℉ Selection | √ | √ | √ |
| ℃/℉溫度單位轉(zhuǎn)換 |
| Distance Spot Ratio | 12:1 | 12:1 | 12:1 |
| 測(cè)量距離比率 |
| Data Hold Function | √ | √ | √ |
| 數(shù)據(jù)保持顯示功能 |
| Auto Power Shut Off | √ | √ | √ |
| 自動(dòng)關(guān)機(jī)功能 |
| Emissivity | √ | √ | √ |
| 發(fā)射率 |
| Backlight Display Selection | √ | √ | √ |
| 背光顯示選擇功能 |
| Laser Target Pointer Selection | √ | √ | √ |
| 鐳射目標(biāo)顯示選擇功能 |
| Average And Difference Function | √ | √ | √ |
| 平均值和溫差測(cè)量功能 |
| Max And Min Function | √ | √ | √ |
| zui大、zui小值測(cè)量功能 |
| High Low Temperature Alarm Setup | √ | √ | √ |
| 高低溫報(bào)警設(shè)定功能 |
| Data Store/Recall Function | √ | √ | √ |
| 測(cè)量數(shù)據(jù)儲(chǔ)存功能(斷電記憶) |
| Response Time & Wavelengh | 500ms & (8-14)um | 500ms & (8-14)um | 500ms & (8-14)um |
| 響應(yīng)時(shí)間和響應(yīng)值長 |
| Repeatability | ±1%or±1℃ | ±1%or±1℃ | ±1%or±1℃ |
| 重復(fù)性 |