Testo 608 Specifications

Thermal hygrometer

testo 608 – Continuous indoor
climate monitoring

We measure it.

Continuous display of temperature, humidity and dewpoint

Max. and min. value display

Battery monitor

Additional advantages testo 608-H2:

LED alarm reports limit value violations

High accuracy ±2 %RH

The low-budget hygrometer testo 608-H1 continuously

measures humidity, temperature and dewpoint. The large

display is easily legible even at a distance, the suspension

and standing fixtures allow flexible positioning on a table or

the wall.

testo 608 has a max./min. value display and a battery

monitor. Thanks to the long-term stable sensor, you can rely

on correct measurement results even after years.

%RH °C °C td

testo 608-H2, the precise alarm hygrometer, reliably reports

humidity and temperature limit value violations, e.g. in

garden centres, storerooms, cleanrooms, museums,

laboratories etc.

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testo 608

Technical data / Accessories

General technical data

testo 608-H1

testo 608-H1 thermohygrometer
humidity/dewpoint/temperature incl.
battery

Part no. 0560 6081

testo 608-H2

Measuring rate 18 s

Storage temperature -40 to +70 °C

Battery type 9V block battery

Battery life approx. 1 year

Weight 168 g

Dimensions 111 x 90 x 40 mm

Housing material ABS

Display LCD, 2 lines

Warranty 2 years

We measure it.

0981 9954/msp/A/08.2013Subject to change without notice.

testo 608-H2 hygrometer,
humidity/dewpoint/temperature, with LED
alarm, battery and calibration protocol

Part no. 0560 6082

Technical data testo 608-H1 testo 608-H2

Sensor types NTC

Measuring range 0 to +50 °C

Accuracy
±1 digit

Resolution 0.1 °C

Operating temperature 0 to +50 °C

-20 to +50 °C td

±0.5 °C (at +25 °C)

Testo humid. sensor, cap.

+10 to +95 %RH

±3 %RH (+10 to +95 %RH)

0.1 %RH

NTC

-10 to +70 °C

-40 to +70 °C td

±0.5 °C (at +25 °C)

0.1 °C

-10 to +70 °C

Accessories

Accessories for measuring instrument

at +25 °C/+77 °F; per channel/instrument

Testo humid. sensor, cap.

+2 to +98 %RH

±2 %RH (+2 to +98 %RH)

0.1 %RH

Part no.

0520 0076ISO calibration certificate humidity, calibration points 11.3 %RH and 75.3 %RH

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