DeFelsko PosiTector DPM Guide D'utilisation page 7

Wet Bulb
When selected, the wet bulb temperature (Tw) is displayed on the
main screen. It is calculated from Ta and RH using an air pressure
of 1.0 atmospheres (1013 mbar). Variations of Tw at other
pressures could be greater than ±1°C (±2°F).
Anemometer
Surface Temperature
Dew point (Td) and surface temperature (Ts) are not
NOTE:
displayed when the Anemometer is enabled.
Trend Chart
Displays a real-time graph of the readings over the last three
minutes. Use Trend Charts to monitor short-term environmental
changes and spot trends.
Shortcut:
Press the Up button to scroll through the trend charts.
(Advanced models only)
(PosiTector DPM-A probes only)
Air Temperature &
Relative Humidity
Hot Wire Anemometer
Slide cover down to
expose hot wire
anemometer
(Advanced models only)
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