Overview
The HOBO UX100-011 Temperature/Relative Humidity data logger records temperature and relative humidity (within 2.5% accuracy) in indoor environments with its integrated sensors. This data logger is ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, logging temperature trends in server rooms, and measuring humidity levels in museums.
Highlighted Features
- Easy-to view LCD display
- Large memory capacity
- Visual high & low alarm thresholds
- New Burst and Statistics logging modes
- User-replaceable Relative Humidity sensor
In what environment does this data logger operate?
This data logger operates in an indoor environment.
What measurements does this data logger support?

Temperature Sensor
Range: -20° to 70°C (-4° to 158°F)
Accuracy: ±0.21°C from 0° to 50°C (±0.38°F from 32° to 122°F), see Plot A
Resolution: 0.024°C at 25°C (0.04°F at 77°F); see Plot A
Response time: 4 minutes in air moving 1 m/s (2.2 mph)
Drift: <0.1°C (0.18°F) per year
RH Sensor
Range: 1% to 95% (non-condensing)
Accuracy:±2.5% from 10% to 90% typical to a maximum of ±3.5% including hysteresis at 25°C (77°F); below 10% and above 90% ±5% typical
Resolution: 0.01%
Response time: 10 seconds to 90% in airflow of 1 m/s (2.2 mph)
Drift: <1% per year typical