| AR-817AR847-温湿度计 | AR-847 | | Temperature Measuring Range | -10℃~50℃ | -10℃~50℃ | | 测温范围 | -20℃~1000℃(K-type) | | Humidity Measuring Range | 10%RH-99%RH | 5%RH-98%RH | | 湿度测量范围 | | ℃/℉ Selection | √ | √ | | ℃/℉温度单位转换 | | Accuracy of temperature | ±1℃ | ±1℃ | | 温度测量误差 | ±2℃or±3%(K-type) | | Accuracy of humidity | ±3%(30-95%) | ±3%(30-95%) | | 湿度测量误差 | ±5%(10-30%) | ±5%(10-30%) | | Auto /ManualPower Off | √ | √ | | 自动/手动关机功能 | | Low Battery Indication | √ | √ | | 低电显示功能 | | Backlight display | _____ | √ | | 背光显示选择功能 | | Data Hold | √ | √ | | 数据保持功能 | | K-type Themocouple Temperature | _____ | √ | | Measuring K型热电偶测试功能 | | TemperatureResolution | 0.1℃ | 0.1℃ | | 温度解析度 | | Humidity Resolution | 0.1%RH | 0.1%RH | | 湿度解析度 | | Sampling Rate | 2times/sec | 2.5times/sec | | 取样频率 | | Temperature Max/Min Measuring | _____ | √ | | 温度zui大zui小值测量功能 | | Humidity Max/Min Measuring | _____ | √ | | 湿度zui大zui小值测量功能 | |