The testo 174 T BT mini data logger is ideal for efficient commissioning, inspection and maintenance of all HVAC/R systems, as well as for convenient fault diagnosis and monitoring of the indoor climate. It reliably measures indoor temperatures in the measuring range -30 °C to +70 °C and offers simple and intuitive configuration and analysis of measurement data via the free testo Smart App. The app enables complete documentation and compliance with regulations through functions such as reporting and data export. Thanks to the Bluetooth connection, you can read data directly at the measuring point from up to 30 metres away. It also provides automatic data backup when the battery is low or during a battery change to ensure measurement reliability.
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testo 174 T BT - Mini temperature data logger with Bluetooth® and app connection
0572 1742 02
testo 174 T BT - Mini temperature data logger with Bluetooth® and app connection
0572 1742 02Free app including report generation and export function
Simple data analysis via Bluetooth directly at the measuring point from up to 30 metres away
Accurate indoor temperature measurement from -30 °C to +70 °C
Reliable automatic data backup when the battery is empty or when changing the battery
The testo 174 T BT mini data logger with Bluetooth and App connection measures temperatures from -30 °C to +70 °C and enables convenient operation and display of the measurement values using the free testo Smart App – regardless of the measurement location via smartphone or tablet (iOS/Android).
PDF reports and Excel exports can be created in the app, supplemented with photos and comments and shared directly. With up to 16,000 measured values per channel, automatic data backup and modern sensor technology, the logger provides precise, reliable temperature data.
Also available in white.
testo 174 T BT mini temperature data logger including wall bracket, battery (2 x CR2032 lithium) and test report.
Temperature - NTC
| Measuring range | -30 to +70 °C |
|---|---|
| Accuracy | ±0.5 °C (-30 to +70 °C) |
| Resolution | 0.1 °C |
General technical data
| Weight | 35 g |
|---|---|
| Dimensions | 60 x 38 x 18.5 mm |
| Operating temperature | -30 to 70 °C |
| Product-/housing material | Plastic |
| Protection class | IP65 |
| Channels | 1 internal |
| Product colour | Black |
| Standards | EN 12830 |
| Measuring rate | 1 min - 24 h |
| Battery life | 500 days (15 min measuring cycle, +25 °C) |
| Battery type | 2 lithium batteries (CR2032) |
| Memory | 16,000 measuring values |
| Storage temperature | -40 to +70 °C |
- Data sheet testo 174(pdf, 794.3 kB)
- EU declaration of conformity testo 174 T BT(pdf, 53.7 kB)
- Instruction manual testo 174 T BT / testo 174 H BT(pdf, 439.4 kB)
- Quickstart testo 174 T BT / testo 174 H BT(pdf, 1.3 MB)