Information

- Drift: up to ±2% per year
- Cosine Response: ±3% for angle of incidence from 0° to 75°
- Temperature Coefficient: -0.067% per °F (-0.12% per °C); reference temperature = 77°F (25 °C)
- Update Interval: 50 Sekunden bis1 Minute (5 minutes when dark)
- Current Data: Instant Reading and Hourly Average; Daily, Monthly High
Sunrise and Sunset
- Resolution: 1 minute
- Accuracy: ±1 minute
- Reference: United States Naval Observatory
Temperature
Inside Temperature (sensor located in console)
- Resolution and Units: Current Data: 0.1°F or 1°F or 0.1°C or 1°C (user-selectable) 5 Historical Data and
Alarms: 1°F or 1°C (user-selectable)
- Range:+32° to +140°F (0° to +60°C)
- Sensor Accuracy: ±1°F (±0.5°C)
- Update Interval: 1 Minute
- Current Data: Instant Reading (user adjustable); Daily, Monthly, Yearly High and Low
- Historical Data : Hourly Readings; Daily and Monthly Highs and Lows; Highs and Lows for Last 25 Days;
Temp change per hour, Temp change for last 24 hours.
- Alarms : High and Low Thresholds from Instant Reading
Outside Temperature (sensor located in ISS)
- Resolution and Units: Current Data: 0.1°F or 1°F or 0.1°C or 1°C (user-selectable) nominal (see Fig. 1)
Historical Data and Alarms: 1°F or 1°C (user-selectable)
- Range: -40° to +150°F (-40° to +65°C)
- Sensor Accuracy:±1°F (±0.5°C) above +20°F (-7°C); ±2°F (±1°C) under +20°F (-7°C) (see Fig. 2)
- Radiation Induced Error (Passive Shield): +4°F (2°C) at solar noon (insolation = 1040 W/m2, avg. wind
speed  2 mph (1 m/s)) (reference: RM Young Model 43408 Fan-Aspirated Radiation Shield)
- Update Interval: 10 to 12 seconds
- Current Data: Instant Reading (user adjustable); Daily, Monthly, Yearly High and Low
- Historical Data: Hourly Readings; Daily, Monthly, Yearly Highs and Lows
- Alarms: High and Low Thresholds from Instant Reading
Ultra Violet (UV) Radiation Index (requires Vantage Pro2 ISS with UV sensor)
- Resolution and Units: 0.1 Index
- Range: 0 to 16 Index
- Accuracy: ±5% of full scale (Reference: Yankee UVB-1 at UV index of 10 (Extremely High))
- Cosine Response: ±4% (0° to 65° incident angle); 9% (65° to 85° incident angle)
- Update Interval:50 seconds to 1 minute (5 minutes when dark)
- Current Data: Instant Reading
Wind
Wind Chill (Calculated)
- Resolution and Units: 1°F or 1°C (user-selectable)
- Range: -110° to +135°F (-79° to +57°C)
- Accuracy: ±2°F (±1°C) (typical)
- Update Interval:10 to 12 seconds
- Source: United States National Weather Service (NWS)/NOAA
- Equation Used: Osczevski (1995) (adopted by US NWS in 2001)
- Variables Used: Instant Outside Temperature and 10-min. Avg. Wind Speed
- Current Data: Instant Calculation; Hourly, Daily, Monthly, Yearly Low