Datasheet

6
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
Historical Data........................................................... Hourly, Daily and Monthly Lows
Alarm ........................................................................ Low Threshold from Instant Calculation
Wind Direction
Display Resolution..................................................... 16 points (22.5°) on compass rose, 1° in numeric display
Range ....................................................................... 1-360°
Accuracy ................................................................... ±3°
Update Interval .......................................................... 2.5 to 3 seconds
Current Data.............................................................. Instant Reading (user adjustable); 10-min. Dominant; Hourly, Daily,
Monthly Dominant
Historical Data........................................................... Past 6 10-min. Dominants on compass rose only; Hourly, Daily,
Monthly Dominants
Wind Speed
Resolution and Units ................................................. 1 mph, 1 km/h, 0.5 m/s, or 1 knot (user-selectable)
Range ....................................................................... 0 to 200 mph, 0 to 173 knots, 0 to 89 m/s, 0 to 322 km/h
Update Interval .......................................................... Instant Reading: 2.5 to 3 seconds, 10-minute Average: 1 minute
Accuracy ................................................................... ±2 mph (2 kts, 3 km/h, 1 m/s) or ±5%, whichever is greater
Current Data.............................................................. Instant Reading; 10-minute and Hourly Average; 10-minute High
Gust with Direction of Gust; 2-minute Average; Hourly High; Daily,
Monthly and Yearly High with Direction of High; Beaufort Scale
Historical Data ........................................................... 2.5 sec., 10 min. and Hourly Averages; Hourly Highs; Daily, Monthly
and Yearly Highs with Direction of Highs
Alarms....................................................................... High Thresholds from Instant Reading and 10-minute Average
Wireless Communication Specifications
Transmit/Receive Frequency
US Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 902 - 928 MHz FHSS,
EU Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 868.0 - 868.6 MHz FHSS
Japan Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 928.15 - 929.65 MHz FHSS
NZ Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 921 - 928 MHz FHSS
India Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 865.0 - 867.0 MHz FHSS
ID Codes Available . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Output Power
US Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 902 - 928 MHz FHSS: FCC-certified low power, less than 8 mW, no
license required
EU Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 868.0 - 868.6 MHz FHSS. CE-certified, less than 8 mW, no license
required.
Japan Models. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 928.15 - 929.65 MHz FHSS, less than 1 mW, no license required.
NZ Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 921- 928 MHz FHSS, less than 10mW, no license required.
India Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 865.0 - 867.0 MHz, less than 10mW, no license required.
Range: All models except Japan
Line of Sight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 1000 feet (300 m)
Through Walls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 to 400 feet (60 to 120 m)
Range: Japan models
Line of Sight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 300 feet (100 m)
Through Walls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 to 200 feet (15 to 60m)
Sensor Inputs
RF Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RC low-pass filter on each signal line