Weather Data Specifications
52
Solar Radiation
Solar sensor
1 W/m
2
0 to 1800 W/m
2
5% of full scale
Inside
Temperature
Included in Console
0.1
°
F; 0.1
°
C
+32
°
to +140
°
F; 0 to
+60
°
C
1
°
F; 0.5
°
C
Outside
Temperature
***
ISS, Temp Station
or Temp Hum
Station
0.1
°
F; 0.1
°
C
-40
°
to +150
°
F;
-40
°
to +65
°
C
1
°
F; 0.5
°
C
Extra Temperature
ISS, Temp Station,
Temp Hum Station,
Leaf Soil Station or
Soil Station
1
°
F; 1
°
C
-40
°
to +150
°
F
-40
°
to +65
°
C
1
°
F (0.5
°
C)
Heat Index
ISS or Temp/Hum
Station
1
°
F; 1
°
C
-40
°
to +135
°
F;
-40
°
to +57
°
C
3
°
F (1.5
°
C)
Temp-Hum-Sun-
Wind index
(THSW)
ISS & Solar
Radiation
1
°
F; 1
°
C
-90
°
to +135
°
F;
-68
°
to +64
°
C
4
°
F (2
°
C)
Time
Included in Console
1 min
24 hours
8 sec/mon
Date
1 day
month/day
8 sec/mon
UV Index
UV Radiation
0.1 Index
0 to 16
5% of full scale
UV Dose
0.1 MED < 20,
1 MED > 20
0 to 199 MEDs
5%
Wind Direction
Anemometer
1
°
0 to 360
°
7
°
Compass Rose
22.5
°
16 compass pts
0.3 compass pt
Wind Speed (large
cups)
1 mph; 1 kt; 0.5 m/s;
1 km/h
2 to 150 mph;
2 to 130 kts
3 to 241 km/h,
1 to 68 m/s
greater of
2 mph/kts;
1 m/s; 3 km/h
or 5%
Wind Speed (small
cups)
1 mph; 1 kt; 0.5 m/s;
1 km/h
3 to 175 mph;
3 to 150 kts
1.5 to 79 m/s
5 to 282 km/h
greater of
3mph; 3 kts;
1 m/s; 5km/h
or 5%
Wind Chill
ISS
1
°
F; 1
°
C
-120
°
to +130
°
F
-84
°
to +54
°
C
2
°
F;1
°
C
***
Outside temperature accuracy is based on the temperature sensor itself and not on the sensor and the passive
shielding together. The solar radiation induced error for standard ration shield: +4
°
F (2
°
C) at solar noon; for fan
aspirated radiation shield: +0.6
°
F (0.3
°
C) at solar noon (insolation = 1040 W/m
2
, avg. wind speed
≤
2 mph (1
m/s), reference: RM Young Model 43408 Fan-Aspirated Radiation Shield).
Weather Data Specifications
Variable
Required Sensors
Resolution
Range
Nominal Accuracy
(+/-)
