6 Using the product
39
Humidity (only testo 885-2)
The ambient temperature and humidity values entered manually or
measured by the optional radio humidity probe are used to
calculate the relative surface moisture for each pixel. The values
can be shown as a humidity image. The special colour palette
indicates which areas are at risk of mould:
Colour Surface moisture Assessment
green 0…64%RH non-critical
yellow/ora
nge
65 to 80%RH potentially critical
red >80%RH critical
Task Actions/description
Open Humidity input
screen.
>
| .
or
> | | Measurement |
Humidity.
Activate/deactivate
humidity image display.
> Active.
> To deactivate, touch the button
again.
Set values manually for
ambient temperature
(Ambient temp.) and
ambient humidity
(Humidity):
> , .
Set up radio link to the
optional radio humidity
probe.
> .
Further information is available under
Radio (only testo 885-2), page 54.
Apply entries.
> .
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