The 174H is Testo’s entry level ultra compact temperature and humidity data logger. This data logger offers some of the advantages of the 175 & 177 series of data loggers, yet at a significant lower cost.
Features
- Excellent data security, data not lost even when battery becomes depleted
- Large display with current, maximum & minimum readings viewable
- Long battery life, approximately 1.5 years. Exact life dependent upon application and logging rate (user definable between 1 minute & 24 hours)
Technical
Probe types Internal NTC temperature sensor and capacitive humidity sensor
Humidity measuring range 0 to 100 % rh
Humidity accuracy ± 3 % rh
Humidity resolution 0.1 % rh
Temperature measuring range - 30 to + 70 °C
Temperature accuracy ± 0.5 °C (- 30 to + 70 °C)
Temperature resolution 0.1 °C
Operating temperature - 20 to + 70 °C
Storage temperature - 40 to + 70 °C
Battery type 2 x 3 V button cell (2 x CR 2032 lithium) Life 500 days (15 min measuring cycle, + 25 °C)
Dimensions 60 mm x 38 mm x 18.5 mm