| 测量范围 |
0-3,000 ppm display |
| 解析度 |
1ppm at 0~1,000ppm; 5ppm at 1,001~2,000ppm; 10ppm at 2,001~3,000ppm |
| 精确度 |
Under 25°C: ±80 ppm or ±5% of reading (≦2000ppm); ±7% reading (>2000ppm) |
| 重复性 |
±20 ppm @ 400ppm |
| 温度系数 |
Typ. ±0.2% of reading per °C or ±2 ppm per °C, whichever is greater, referenced to 25°C |
| 反应时间 |
About 2min for 63% of step change |
| 热机时间 |
2 min. at 22°C |
| LED灯显示 |
Green: <800ppm; Yellow: 800~1200ppm;Red: >1200ppm |
温度性能
|
温度范围 |
0°C to 50°C (32°F to 122°F) display |
| 解析度 |
0.1°C (0.1°F) |
| 选择显示单位 |
°C/°F |
| 精确度 |
±1°C( ±2°F) When the fan blows to the device directly, the accuracy of temperature is + / -1.5 degC |
| 反应时间 |
20-30 minutes (case must equalize with environment) |
| 湿度性能 |
量测范围 |
20%-90% RH |
| 解析度 |
1%RH |
| 精确度 |
±5%RH@23°C |
| 反应时间 |
<5 min for 63% of step change |
| 动作环境 |
温度 |
0°C to 50°C (32°F to 122°F) |
| 湿度 |
0 ~ 95% RH non-condensing |
| 电源供给 |
电源供给 |
USB or 5 VDC from external AC/DC adapter which is included
in package (Use specified AC adapter only) |
| 电源输出功率 |
5 VDC, 1000mA |
| 电源输入功率 |
100 ~ 240 VAC, 0.2A 50 / 60 Hz |
