DatasheetThe testo 174 H BT mini data logger is the ideal solution for commissioning, inspection and maintenance of all HVAC/R systems. It reliably monitors temperature and humidity in a measuring range from -20 °C to +70 °C and stores up to 16,000 values. Configuration and analysis are easy with the free testo Smart App.
The automatic data backup ensures reliable measurement data recording, even when the battery is empty or during a battery change.
Delivery Scope
testo 174 H BT mini temperature data logger including wall bracket, battery (2 x CR2032 lithium) and test report.
Technical data
Temperature – NTC
| Measuring range |
-20 to +70 °C
|
|---|---|
| Accuracy |
±0.5 °C (-20 to +70 °C)
|
| Resolution |
0.1 °C
|
Humidity – Capacitive
| Measuring range |
0 to 100 %RH*
|
|---|---|
| Accuracy |
±3 %RH (2 to 98 %RH)
±0.03 %RH/K
|
| Resolution |
0.1 %RH
|
| * Not for condensing atmospheres. | |
General technical data
| Weight |
35 g
|
|---|---|
| Dimensions |
60 x 38 x 18.5 mm
|
| Operating temperature |
-20 to +70 °C
|
| Product-/housing material |
Plastic
|
| Protection class |
IP20
|
| Channels |
2 internal
|
| Product colour |
Black
|
| Standards |
HACCP International
|
| Measuring rate |
1 min – 24 h
|
| Battery life |
1 year (15 min measuring cycle, +25 °C)
|
| Battery type |
2 lithium batteries (CR2032)
|
| Memory |
16,000 measuring values
|
| Storage temperature |
-40 to +70 °C
|