| Specification |
Min |
Typ |
Max |
Unit |
| Relative Humidity |
Measurement range |
0 |
|
100 |
%RH |
| Repeatability (short term) |
|
±0.1 |
|
| Accuracy (overall error) (20-80%RH) |
|
±2.0* |
±4.0 |
| Internal resolution |
|
0.5 |
|
| Long term stability |
|
0.5 |
|
| Temperature |
Measurement range |
-35 (-31) |
|
+80 (+176) |
°C (°F) |
| Repeatability |
|
±0.1 (±0.2) |
|
| Accuracy (overall error) (20-80%RH) |
|
±0.3 (±0.6) |
±1.5 (±3) |
| Internal resolution |
|
0.5 (1) |
|
| Dew Point |
Accuracy (overall error) (25°C, 40-100%RH) |
|
±1.1 (±2)*** |
|
°C (°F) |
| Logging rate |
every 10s |
|
every 12hr |
- |
| Operating temperature range |
-35 (-31) |
|
+80 (+176) |
°C (°F) |
| 1/2AA 3.6V Lithium Battery Life |
|
1* year |
|
|
| * This specifies the overall error in the logged readings, for relative humidity measurements between 20 and 80%RH |
| ** This specifies the overall error in the calculated dew point, for realtive humidity measurements between 40 and 100%RH at 25°C |
| *** Depending on sample rate, ambient temperatures and use of alarm LEDs |