8. Questions and answers28
8. Questions and answers
This chapter gives answers to frequently asked questions.
Question Possible causes Possible solution
is lit (bottom right · Instrument battery is · Replace instrument
in display). almost spent. battery.
Instrument switches ·
Auto Off function · Switch function off
itself off. is switched on.
· Residual capacity · Replace battery
of battery is too low.
Display reacts · Ambient temperature · Increase ambient
sluggishly is very low. temperature.
Display:
uuuu · Permitted measuring range · Keep to permitted
was undershot. measuring range.
Display:
oooo· · Permitted measuring range · Keep to permitted
was exceeded. measuring range.
If we could not answer your question, please contact your
dealer or testo Customer Service. Contact details can be
found on the guarantee card or on the Internet under
www.testo.com
.
9. Technical data
Characteristic Values
Parameters Water content in weight percent of dry mass
Measuring ranges Woods: < 50 %
Building materials: < 20 %
Resolution 0.1 %
Probe Contact plate (integrated)
Measuring rate 0.5 s
Operating temperature 5 to 40°C (41 to 104°F) / 10 to 80 %RH
Storage temperature -20 to 70°C (-4 to 158°F)
Voltage supply 1x 9 V monobloc battery/rech. battery
Life 60 h
Protection class IP30
EC Directive 2004/108/EC
Warranty 2 years (excepting wearing parts)
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