Users Manual

Operating Instructions Smart Weather Sensor
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany 85
19.4.4 Standardization of Measurement Values in ASCII Protocol
The standardization of measurement values from 0d – 65520d corresponds to the measuring
range of the respective measurement variable.
Measurement Variable
Measuring Range
Min
Max
Unit
Temperature
Temperature
Dew point
Wet Bulb Temperature
-50.0
60.0
°C
-58.0
140.0
°F
External Temperature
-40.0
80.0
°C
-40.0
176.0
°F
Wind chill temperature
-60.0
70.0
°C
-76.0
158.0
°F
Humidity
Relative humidity
0.0
100.0
%
Absolute humidity
Mixing ratio
0.0
1000.0
g/m³
g/kg
Specific Enthalpy
-100.0
1000.0
kJ/kg
Pressure
Relative air pressure
Absolute air pressure
300.0
1200.0
hPa
Air Density
air density
0.0
3.0
kg/m³
Wind
Wind speed
0.0
75.0
m/s
0.0
270.0
km/h
0.0
167.8
mph
0.0
145.8
kts
Wind direction
0.0
359.9
°
wind value quality
0.0
100.0
%
Rain
Quantity
0.0
6552.0
litres / m²
0.0
6552.0
mm
0.0
257.9
inches
0.0
257952.7
mil
Quantity since last request
0.0
655.2
litres / m²
0.0
655.2
mm
0.0
25.79
inches
0.0
25795.2
mil
Precipitation type
0 = No precipitation
40 = Precipitation
60 = Liquid precipitation, e.g. rain
70 = Solid precipitation, e.g. snow
WS100-UMB only:
67 = freezing rain
69 = sleet
90 = hail
Precipitation intensity
0.0
200.0
l/m²/h
0.0
200.0
mm/h
0.0
7.874
in/h
0.0
7874
mil/h
Global Radiation
Global Radiation
until device version .049 / .212
0.0
1400.0
W/m²
Global Radiation
from device version .050 / .213
(software version > v5.6)
0.0
2000.0
W/m²
Lightning Sensor
Lightning events (min)
0
255
-
Lightning events (interval)
0
7650
-