希瑪紅外測溫儀AR872S AR-842A AR-852A紅外測溫儀技術參數對比
AR-842A | AR-852A | AR-872S | | TemperatureRange | -18℃～330℃ | -18℃～500℃ | -18℃～1050℃ | | 測溫範圍 | 0～626℉ | 0～932℉ | 0～1922℉ | | Accuracy | ±2%or±2℃ | ±2%or±2℃ | ±2%or±2℃ | | 測溫*度 | | ℃/℉ Selection | √ | √ | √ | | ℃/℉溫度單位轉換 | | Distance Spot Ratio | 12:1 | 12:1 | 12:1 | | 測量距離比率 | | Data Hold Function | √ | √ | √ | | 數據保持顯示功能 | | Auto Power Shut Off | √ | √ | √ | | 自動關機功能 | | Emissivity | √ | √ | √ | | 發射率 | | Backlight Display Selection | √ | √ | √ | | 背光顯示選擇功能 | | Laser Target Pointer Selection | √ | √ | √ | | 鐳射目標顯示選擇功能 | | Average And Difference Function | √ | √ | √ | | 平均值和溫差測量功能 | | Max And Min Function | √ | √ | √ | | *大、*小值測量功能 | | High Low Temperature Alarm Setup | √ | √ | √ | | 高低溫報警設定功能 | | Data Store/Recall Function | √ | √ | √ | | 測量數據儲存功能（斷電記憶） | | Response Time & Wavelengh | 500ms & (8-14)um | 500ms & (8-14)um | 500ms & (8-14)um | | 響應時間和響應值長 | | Repeatability | ±1%or±1℃ | ±1%or±1℃ | ±1%or±1℃ | | 重複性 |
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| GENERAL CHARACTERISTICS | ? | 一般特征 | | Power | 9V Alkaline Battery | 9V Alkaline Battery | 9V Alkaline Battery | | 供電 | 9V堿性電池 | 9V堿性電池 | 9V堿性電池 | | LCDsize | 37*35mm | 37*35mm | 44*37.5mm | | LCD尺寸 | | Product Color | Dark Gray+Yellow | Dark Gray+Red | Yellow+Black | | 產品顏色 | 深灰+黃 | 深灰+紅 | 黃+黑 | | Product Net Weight | 210g | 210g | 480g | | 產品淨重 | | Product Size | 175*100*49mm | 175*100*49mm | 220*134*60mm | | 產品尺寸 |
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| PACKING INFORMATION | 包裝 | ? | | 包裝方式1(中國) | 彩盒包裝 | 彩盒包裝 | 彩盒包裝 | | 標準外箱容量 | 20 | 20 | 20 | | 標準外箱尺寸 | 55.0*45.0*32.5cm | 55.0*45.0*32.5cm | 64*43*47cm | | 標準外箱毛重 | 14.7kg | 14.7kg | 16.8kg | | 包裝方式2(Other Countries) | Blister | Blister | Gift Box | | Standard QuantityPer Carton | 40 | 40 | 20 | | Standard Carton Size | 62.0*44.2*28.0cm | 62.0*44.2*28.0cm | 64*43*47cm | | Standard Carton Gross Weight | 11.0kg | 11.0kg | 16.8kg |
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