Professional Temperature Logger Testo 174 T for Industrial Monitoring
The Testo 174 T temperature logger has been designed for
temperature measurement and recording in professional environments, especially in the
food and healthcare sectors. This compact data logger
features a memory of up to 16,000 readings and ensures data protection
thanks to its non-volatile memory, even if the battery runs out or is replaced.
Its advanced technology provides accurate and reliable recordings in cold rooms, refrigerators,
storage facilities, or indoor ambient conditions.
2 Product Options
Testo 174 T with USB-C cable and PC software
- Temperature data logger with PC software, includes wall mount, batteries (2 x CR2032) and test report.
- Easy data download via USB-C cable.
- Software for programming, data analysis, exporting to Excel and generating PDF reports.
- Measuring range: -30 °C to +70 °C.
- High temperature accuracy in the range -20 °C to +70 °C.
- Non-volatile memory for 16,000 readings, even when batteries are replaced.
- Includes free ComSoft Basic software.
Testo 174 T BT with Bluetooth and App Connectivity
- Temperature data logger with app connectivity, includes wall mount, batteries (2 x CR2032) and test report.
- Intuitive setup and analysis with the Testo Smart App.
- Bluetooth connectivity with a range of up to 30 meters.
- Measuring range: -30 °C to +70 °C.
- High accuracy in humidity and temperature in the range -20 °C to +70 °C.
- Non-volatile memory for 16,000 readings, even when batteries are replaced.
- Data export to Excel and creation of PDF reports with photos and comments.
Technical Data of the Temperature Data Loggers
| Sensor type |
testo 174 T |
testo 174 T BT |
| Measuring range |
-30 to +70 °C |
| Accuracy ±1 digit |
±0.5 °C (-30 to +70 °C) |
| Resolution |
0.1 °C |
| Channels |
1 internal channel |
| Battery type |
2 CR2032 lithium batteries |
| Battery life |
500 days (at a measuring interval of 15 min, at +25 °C) |
| Operating temperature |
-30 to +70 °C |
| Storage temperature |
-40 to +70 °C |
| Dimensions |
60 x 38 x 18.5 mm |
| Weight |
35 g |
| Certifications |
EN12830, HACCP, NSF |
| Protection class |
IP65 |
| Measuring interval |
1 min to 24 h |
| Memory |
16,000 readings |
| Connectivity |
USB 2.0 |
Bluetooth |
| Software |
testo ComSoft Basic; testo ComSoft Professional |
testo Smart App |
| Logger configuration |
Yes |
Yes |
| Data analysis |
Yes |
Yes |
| Report generation |
Yes |
Yes (only after creating an account in the App) |
| Data export |
PDF / XLS / HTML / CSV |
PDF / CSV / JSON |
Included Accessories:
ComSoft Basic (free download)
PC software for programming and retrieving data from data loggers,
with table or graph display and export function.
Testo Smart App (free download)
Transforms a smartphone or tablet into the display of the Testo 174 T BT.
Allows configuration and display via Bluetooth, data export,
reports with photos and comments. Compatible with iOS and Android.
ComSoft Professional
Advanced version of ComSoft Basic with extra functions such as
merging data from different loggers or creating customized reports.
Other Accessories
- Lithium CR2032 battery (each device uses 2 batteries).
- ISO temperature calibration certificate: points at -18 °C, 0 °C and +40 °C.