| AR-817AR847-溫濕度計 | AR-847 | | Temperature Measuring Range | -10℃~50℃ | -10℃~50℃ | | 測溫范圍 | -20℃~1000℃(K-type) | | Humidity Measuring Range | 10%RH-99%RH | 5%RH-98%RH | | 濕度測量范圍 | | ℃/℉ Selection | √ | √ | | ℃/℉溫度單位轉換 | | Accuracy of temperature | ±1℃ | ±1℃ | | 溫度測量誤差 | ±2℃or±3%(K-type) | | Accuracy of humidity | ±3%(30-95%) | ±3%(30-95%) | | 濕度測量誤差 | ±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 | | Backlight display | _____ | √ | | 背光顯示選擇功能 | | Data Hold | √ | √ | | 數據保持功能 | | K-type Themocouple Temperature | _____ | √ | | Measuring K型熱電偶測試功能 | | TemperatureResolution | 0.1℃ | 0.1℃ | | 溫度解析度 | | Humidity Resolution | 0.1%RH | 0.1%RH | | 濕度解析度 | | Sampling Rate | 2times/sec | 2.5times/sec | | 取樣頻率 | | Temperature Max/Min Measuring | _____ | √ | | 溫度zui大zui小值測量功能 | | Humidity Max/Min Measuring | _____ | √ | | 濕度zui大zui小值測量功能 | |