Uni-T A57 BT is a practical Bluetooth temperature and humidity datalogger for real-time condition monitoring in warehouses, refrigerated transport, and the food industry. It offers a large memory of 64,000 records, support for an external probe, alarms, and convenient data export and analysis in a mobile app or PC software.
Bluetooth monitoring and easy data analysis
Check measured values in real time via Bluetooth in the mobile app and create summaries in PC software. Data can be conveniently exported for quality control and documentation.
Wide measurement range and large memory
Temperature -40 to 85 °C and humidity 0–100 % RH cover warehousing, production, and refrigerated transport. Memory up to 64,000 records enables long-term monitoring without frequent data downloads.
External probe, rugged design, and long battery life
Support for an external sensor increases measurement flexibility even in hard-to-reach locations. IP54 protection and battery life up to 2 years are ideal for continuous operation.
Ensure stable conditions when storing and transporting sensitive goods. The Uni-T A57 BT datalogger measures temperature and relative humidity over a wide range and, thanks to Bluetooth, allows quick value checks directly on your phone. A USB-C connection also makes it easy to work with data on a computer and create clear reports.
The device is designed for everyday use: it features a backlit display, the ability to set the logging interval, and audible and visual alarms when limits are exceeded. You will also appreciate the long battery life up to 2 years and IP54 resistance.
Main benefits and features:
- Measurement range temperature -40 °C to 85 °C and humidity 0–100 % RH
- Memory up to 64,000 measurements for long-term logging
- Adjustable interval 10 s to 24 h
- Bluetooth + USB-C for convenient data transfer and export
- Modes MAX/MIN/AVG, backlight, auto power-off
- Audible and visual alarm for immediate notification
- Option of magnetic or wall mounting
Specifications
- Manufacturer
- Uni-T
- Model
- A57 BT
- Type
- Temperature and humidity datalogger
- Temperature range
- -40 °C to 85 °C
- Humidity range
- 0 % to 100 % RH
- Temperature measurement accuracy
- ±0.3 °C to ±1.0 °C
- Humidity measurement accuracy
- ±2.5 % to ±3.5 % RH
- Resolution
- 0.1 °C / 0.1 % RH
- Memory
- 64,000 measurements
- Logging interval
- 10 s to 24 h
- Connectivity
- Bluetooth, USB-C
- Functions
- MAX/MIN/AVG, audible and visual alarm, data logging, report export, backlight, auto power-off
- Ingress protection
- IP54
- Power supply
- 3.6 V battery
- Operating time
- Up to 2 years
- Dimensions
- 104 × 62 × 25 mm
- Weight
- 110 g
- Certifications
- CE, RoHS
