The HOBO MX2303 is a weatherproof data logger with built-in temperature and relative humidity sensors. Leveraging Bluetooth Low Energy, the logger enables easy, fast setup and data download directly from your mobile device with Onset's free HOBOconnect app. The MX2303 provides high-accuracy measurements in harsh outdoor environments.
Add the MX Gateway for remote access to your data in Onset's cloud-based HOBOlink software.
- Convenient wireless setup and download via Bluetooth Low Energy (100-foot range)
- Retrieve data in hard-to-reach locations
- Visual alarms alert you to out-of-range conditions
- Compact, weatherproof housing with built-in mounting
- View current data in real time with Onset’s free HOBOconnect app
- Share downloaded data easily from your mobile device
- Accuracy: +/- 0.2C° and +/- 2.5% RH
Accurate Data, Easily
Get the measurement accuracy you need – wherever you need it – without having to remove loggers from their deployed locations to offload data. All you need is a mobile phone or tablet running the free HOBOconnect app. No PC software to install, and no cables to connect!
HOBO MX2300 temp/RH loggers are built to withstand the elements. They feature a rugged weatherproof housing designed for long-term studies – even in harsh climates. Their compact size and built-in mounting holes make deployment simple, with no need for mounting brackets in most cases. Plus, wireless communication means these loggers can be deployed entirely inside our RS1 solar radiation shield for high reliability, while still being easy to offload with a mobile device.
Choice of Models
The HOBO MX2300 Series offers five models, covering a broad range of outdoor monitoring applications, from agricultural research to forest ecology studies. The series includes internal sensor models that are highly durable and easy to deploy and external probe models that are well-suited for monitoring conditions in soils, water, walls, and more. See all Models
In what environment does this data logger operate?
This data logger operates in an outdoor environment.
What measurements does this data logger support?
The MX2303 data logger supports the following measurements: Relative Humidity and Temperature
The HOBO MX2300 data loggers require the HOBOconnect App and a compatible mobile device. The system requirements for the HOBOconnect app can be found at the bottom of our HOBOconnect software page.
Whats in the Box
- HOBO MX2303 Temp/RH Data Logger
- Cable ties