Product specifications

1-16
Vantage Pro2
™\
Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -110° to +130°F (-79° to +54°C)
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±2°F (±1°C) (typical)
Update Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 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 Display Data . . . . . . . . . . . . . . . . . . . . . . . .Instant Calculation
Current Graph Data . . . . . . . . . . . . . . . . . . . . . . . . .Instant Calculation; Hourly, Daily, Monthly Low
Historical Graph Data . . . . . . . . . . . . . . . . . . . . . . . . Hourly, Daily, Monthly Lows
Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low Threshold from Instant Calculation
Wind Direction
Display Resolution . . . . . . . . . . . . . . . . . . . . . . . . . . 16 points (22.5°) on compass rose, 1° in numeric display
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±4°
Update Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5 seconds
Current Display Data . . . . . . . . . . . . . . . . . . . . . . . .Instant (user-adjustable offset available)
Current Graph Data . . . . . . . . . . . . . . . . . . . . . . . . .Instant; 10-min. Dominant; Hourly, Daily, Monthly Dominant
Historical Graph Data . . . . . . . . . . . . . . . . . . . . . . . .Past 6 10-min. Dominants on compass rose only; Hourly, Daily,
Monthly Dominants
Wind Speed
Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . Measured in 1 mph. Other units are converted from mph and rounded
to nearest 1 km/h, 0.1 m/s, or 1 knot
Range (large wind cups, included) . . . . . . . . . . . . . . 2 to 150 mph, 2 to 130 knots, 1 to 67 m/s, 3 to 241 km/h
Range (small wind cups; optional, not included) . . . . 3 to 175 mph, 3 to 150 knots, 1.5 to 79 m/s, 5 to 282 km/h
Update Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Instant Reading: 2.5 seconds, 10-minute Average: 1 minute
Accuracy (large wind cups, included) . . . . . . . . . . . .±2 mph (2 kts, 3 km/h, 1 m/s) or ±5%, whichever is greater
Accuracy (small wind cups; optional, not included) . .±3 mph (3 kts, 5 km/h, 1.5 m/s) or ±5%, whichever is greater
Maximum Cable Length . . . . . . . . . . . . . . . . . . . . . . 240' (73 m). Maximum wind speed reading decreases as length of
cable from Anemometer to ISS increases. At 140' (42 m), maximum
speed is 135 mph (60 m/s). At 240', the maximum is 100 mph.
Current Display Data . . . . . . . . . . . . . . . . . . . . . . . .Instant
Current Graph Data . . . . . . . . . . . . . . . . . . . . . . . . .Instant; 10-minute and Hourly Average; Hourly High; Daily, Monthly,
Yearly High with Direction of High
Historical Graph Data . . . . . . . . . . . . . . . . . . . . . . . . 10-min. and Hourly Averages; Hourly Highs; Daily, Monthly, Yearly
Highs with Direction of Highs
Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . High Thresholds from Instant Reading and 10-minute
Wireless Communications
Transmit/Receive Frequency . . . . . . . . . . . . . . . . . . . . . .US Models: 902-928 MHz FHSS, Overseas Models: 868.0 - 868.6
MHz FHSS.
ID Codes Available. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Output Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 902-928 MHz FHSS: FCC-certified low power, less than 8 mW, no
license required
868.0 - 868.6 MHz FHSS. CE-certified, less than 8 mW, no license
required
Range
Line of Sight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 1000 feet (300 m)
Through Walls . . . . . . . . . . . . . . . . . . . . . . . . . . . . .200 to 400 feet (75 to 150 m)
Sensor Inputs
RF Filtering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RC low-pass filter on each signal line