| general features & specifications | | 一般功能和規格 | | | ar-827 | ar827a | ar-837 | | temperature measuring range | -10℃～50℃ | -10℃～50℃ | -10℃～50℃ | | 溫度測量范圍 | | humidity measuring range | 10%rh-99%rh | 10%rh-99%rh | 5%rh-98%rh | | 濕度測量范圍 | | ℃/℉ se-lection | √ | √ | √ | | ℃/℉溫度單位轉換 | | accuracy of temperature | ±1℃ | ±1℃ | ±1℃ | | 溫度測量誤差 | | accuracy of humidity | ±3%(30-95%) | ±3%(30-95%) | ±3%(30-95%) | | 濕度測量誤差 | ±5%(10-30%) | ±5%(10-30%) | ±5%(10-30%) | | auto /manualpower off | √ | √ | √ | | 自動/手動關機功能 | | low battery indication | √ | √ | √ | | 低電顯示功能 | | data hold | √ | √ | √ | | 數據保持功能 | | temperature resolution | 0.1℃ | 0.1℃ | 0.1℃ | | 溫度解析度 | | humidity resolution | 0.1%rh | 0.1%rh | 0.1%rh | | 濕度解析度 | | sampling rate | 2times/sec | 2times/sec | 2.5times/sec | | 取樣頻率 | | temperature & humidity alarm setup | _____ | √ | √ | | 溫濕度報警設置功能 | | max/min measurement | _____ | √ | √ | | zui大/zui小測試功能 | | average measurement | _____ | √ | _____ | | 平均值測試功能 | | large lcd dual display | _____ | _____ | √ | | 大lcd雙顯示 | |
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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 | | lcd size | 48.3＊30mm | 48.3＊30mm | 48.3＊30mm | | lcd尺寸 | | product color | ivory | ivory | ivory | | 產品顏色 | 象牙白 | 象牙白 | 象牙白 | | product net weight | 194g | 194g | 194g | | 產品凈重 | | product size | 207＊70＊29mm | 207＊70＊29mm | 207＊70＊29mm | | 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 | 55.0＊45.0＊32.5cm | | 標準外箱毛重 | 14.5kg | 14.5kg | 14.5kg | | 包裝方式2(other countries) | blister | blister | blister | | standard quantity per carton | 40 | 40 | 40 | | standard carton size | 38.0＊36.0＊33.0cm | 38.0＊36.0＊33.0cm | 38.0＊36.0＊33.0cm | | standard carton gross weight | 10.64kg | 10.64kg | 10.64kg | |
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