testo 605-H2 - Compact thermal hygrometer

The testo 605-H2 thermal hygrometer is capable of precise measurements of air humidity and air temperature, as well as wet bulb calculations.  The testo 605-H2 is ideally suited for duct measurements, due to its slim form factor and ability to be read from multiple angles with a rotatable display.

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The testo 605-H2 thermal hygrometer is ideal for evaluating ambient comfort and building performance analysis. With its long term, resilient, Testo patented sensor, the testo 605-H2 thermal hygrometer can provide correct air humidity, air temperature, and wet bulb calculations for in-duct or room measurements. The rotating cap will further protect the sensor from dirt and impact, ensuring proper measurements for years.

Delivery Scope:

testo 605-H2 compact thermal hygrometer, 3 AAA batteries, attachment clip, and instruction manual
Temperature - NTC
Measuring range
32.0° to 122.0 °F / 0 to +50 °C
-4 to +122 °F / -20 to +50 °C
±0.9 °F / ±0.5 °C
0.1 °F / 0.1 °C
Humidity - Capacitive
Measuring range
5 to 95 %rH
±3 %rH
0.1 %rH
General technical data
Operating temperature
32.0° to 122.0 °F / 0 to +50 °C
Battery type
3 x AAA
Battery life
Approx. 1000 h
Storage temperature
-4.0° to 158.0 °F / -20 to +70 °C
3 oz. (with batteries, without packaging) / 75 g (with batteries, without packaging)

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