Wet Bulb Temperature; Display Hold; Min / Max Function - PeakTech 5039 Bedienungsanleitung

3.2.4 Wet bulb temperature:

To activate the wet bulb temperature measurement, press the °C /
°F key until the symbol "WB" appears below the temperature unit.
Wet bulb temperature is the lowest temperature that can be
achieved by direct evaporative cooling. The release of water from a
moist surface is related to the water absorption capacity of the
surrounding environment.

3.2.5 Display HOLD:

By pressing the HOLD button, it is possible to freeze the current
values shown on the display.
The HOLD lettering appears in the lower right corner.
To deactivate the HOLD function just press the HOLD button again.

3.2.6 MIN / MAX function:

With the MIN / MAX function, only the minimum / maximum
measured value (temperature and humidity) is displayed.
Minimal reading:
The minimum measured value only changes if an even lower value
is measured.
Maximum reading:
The maximum measured value only changes if a higher value is
measured.
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