The Testo 174H has the ability of monitoring air temperature and relative humidity levels at all times. The alarm indication will alert you when humidity and temperature thresholds have been exceeded.
The Testo 174H kit includes the Testo 174H (0572 0566) Mini Temperature and Humidity Data Logger and the desktop cradle (0572 0500) with an USB cable.
Specifications
Temperature - NTC
Measuring range
-4° to 158 °F / -20 to +70 °C
Accuracy
±0.9 °F (-4° to 158 °F / ±0.5 °C (-20 to +70 °C)
Resolution
0.1 °F / 0.1 °C
Humidity - Capacitive
Measuring range
0 to +100 %rH*
Accuracy
±3 %rH (2 to 98 %rH
±0.03 %rF/K
Resolution
0.1 %rH
* Not for condensing atmospheres. For continuous use in high humidity (>80 %RH at ≤30 °C for >12 h, >60 %RH at >30 °C for >12 h).
General technical data
Dimensions
2 x 2 x 0.7 in. / 60 x 38 x 18.5 mm
Operating temperature
-4° to 158 °F / -20 to +70 °C
Protection class
IP20
Channels
2
Battery type
2 lithium batteries (CR2032)
Battery life
1 year (15 min measuring cycle, +25 °C)
Memory
16,000 measuring values
Storage temperature
-40° to 158 °F / -40 to +70 °C
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