ftp/pub/requests/alexander/TallTowerRaw/README.TXT
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Measurments at different levels (at time of installation):
30 m: Net radiation, temperature, RH, wind speed, wind direction
15 m: temperature, wind speed, wind direction
7.5 m: temperature, RH, wind speed, wind direction
4 m: temperature, wind speed, wind direction, distance (3.5 m)
2 m: temperature (2.1), wind speed (2.4 m)
1 m : temperature (1.1 m), wind speed (1.3 m)
Enclosure height (bottom of box): 2.5 m
TIMESTAMP: YYYY-MM-DD HH:MM:SS
RECORD: incremented number for record number
PTemp: enclosure temperature (°C)
batt_volt: volts
T_air(1): 30 m temp (°C)
T_air(2): 15 m temp (°C)
T_air(3): 7.5 m temp (°C)
T_air(4): 4 m temp (°C)
T_air(5): 2 m temp (°C)
T_air(6): 1 m temp (°C)
Pressure: pressure in the enclosure (mb)
wsCups(1): not installed
wsCups(2): 1.3 m wind speed (m/s)*
wsCups(3): 2.4 m wind speed (m/s)*
wspd(1): 30 m wind speed (m/s)
wspd(2): 15 m wind speed (m/s)
wspd(3): 7.5 m wind speed (m/s)
wspd(4): 4 m wind speed (m/s)
wdir(1): 30 m wind direction (degrees)
wdir(2): 15 m wind direction (degrees)
wdir(3): 7.5 m wind direction (degrees)
wdir(4): 4 m wind direction (degrees)
Net_Shortwave: W/m2
Net_Longwave: W/m2
RH(1): 30 m RH (%)
RH(2): 7.5 m RH (%)
RawDist: Distance (m) – not temperature corrected
SignalQuality: Quality of reading
0: not able to read distance
152-210: Good measurement quality numbers
210-300: Reduced echo signal strength
300-600: High measurement uncertainty
Dist: temperature corrected distance (m)
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* The cup anemometer has an offset of 0.2 m/s