Davis 6250 Vantage Vue Wireless Weather Station

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6250 Davis Vantage Vue Wireless Weather Station

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Description

Technical Specs

Davis Instruments introduces the all new Vantage Vue™ weather station, combining Davis’ legendary reliability and toughness into a station that’s easy to install and use. Vantage Vue is fully featured, highly accurate and affordably priced. It has frequency-hopping spread spectrum radio technology, wireless transmission up to 1,000 feet (300 m), weather updates every 2 ½ seconds, a glow-in-the-dark user friendly keypad, on-screen data graphing and numerous other useful features.

Made in the USA, the 6250 Davis Vantage Vue Wireless Weather Station includes a sleek, but tough, outdoor sensor array and a distinctive LCD console. Its unique Weather Center function provides additional information on each weather variable. In addition, Davis has made the Vantage Vue radio-compatible with their flagship Vantage Pro2 weather stations so you can mix-and-match most components!

Davis 6250 Features:

Displays indoor and outdoor temperature and humidity

Displays wind speed, wind direction, highest wind gust and wind chill

Displays heat index and dew point

Displays rainfall and rain rate

Displays time, sunrise and sunset and moon phase

Updates every 2.5 seconds (up to 10x faster than the competition)

Records wind speed as low as 2 mph (3 km/h) and as high as 150 mph (241 km/h)

Records indoor temperature from 32 to 140 degrees F

Solar-powered with stored energy backup

Sealed electronics in the integrated sensor suite provide protection against the elements

Glow-in-the-dark keypad for night viewing and domed buttons for better feel

Easy-to-read and use, backlit LCD screen at 3 x 4.38”

Frequency-hopping spread spectrum radio for reliable data transmission

50 on-screen graphs for comparing current and past weather

22 alarms to warn of dangers such as high winds, possible flooding and more

Optional WeatherLink software for extensive weather analysis and data storage.

1 Year Factory Warranty

US version. Proudly Made In The USA - Designed for use in the USA

Davis Vantage Vue 6250 gives you all the weather data you need. You'll see current weather conditions, including indoor and outdoor temperature and humidity, barometric pressure, wind speed and direction, dew point and rainfall. You'll also get weather forecast icons, moon phase, sunrise/sunset times, graphing of weather trends, alarms and more. Davis Instruments 6250 Vantage Vue also boasts the innovative Weather Center button that displays additional data on weather variables for today and over the last 25 days.

TIME & DATE
View the current time and date or time of sunrise/sunset.

MOON PHASE
See the eight phases of the moon from new to full.

FORECAST ICONS
Icons let you know to expect sun, part sun, clouds, rain, or snow.

TEMPERATURE & HUMIDITY
Console updates outside temperature every 10 seconds and inside temperature every minute. In addition, outside humidity Updates every 50 seconds and inside humidity every minute.

RETRANSMITS
Main console can extend range to additional consoles up to 1,000 ft. (300 m).

BAROMETER
Five-position trend arrow shows whether barometric pressure is rising, falling, or stable.

VARIABLE DISPLAY OPTIONS
See updated variables every 10 seconds for heat index and wind chill to get a better “feel” for the outside environment.

RAIN
Console updates rain totals and rain rate every 20 seconds for the last 25 hours, days, months.

“CHANGE IN WEATHER SINCE YESTERDAY” FEATURE
Allows comparisons of changes of temperature and barometric pressure from day to day.

WEATHER CENTER
Weather Center provides additional information for each weather variable, such as daily highs and lows, temperature changes by the hour and barometric value changes. Also displays astronomical data such as meteor showers.

USER-FRIENDLY KEYPAD
Domed buttons are easy to sense and press. Glow-in-the-dark keypad buttons give you access to weather information all day and all night. The Done key returns user to “current” screen from anywhere in the program.

GRAPHS
Graph the last 25 hours, days or months. View up to 50 graphs including temperature, rain, rain rate, wind and barometric pressure—all on the console.

“THIS TIME YESTER DAY” FEATURE
Data point on the graph indicates the weather during the same time yesterday to help compare and analyze day-to-day weather trends.

ALARMS
Set 22 simultaneous, different alarms to warn of dangers such as high winds, freezing temperatures, rain rate, flood warning, and more.

WIND SPEED
See windspeed updates every 2½ seconds. Displays windspeed in miles per hour, meters per second, kilometers per hour and knots. Provides the average and high wind speed for two-minute and ten-minute intervals.

Other Davis 6250 Specifications:

Updates every 2.5 seconds

Wireless transmission up to 1,000 ft. (300 m)

Frequency-hopping spread spectrum radio for continuous data transmission

Shows wind speed as low as 2 mph (3 km/h) and as high as 150 mph (241 km/h)

Glow-in-the-dark keypad

Optional WeatherLink data logger and software offer additional analyses

SKU 6250

Integrated Sensor Suite (ISS)
Operating Temperature ................................................ -40 to +150F (-40 to +65C)
Non-operating (Storage) Temperature............................ -40 to +158F (-40 to +70C)
Current Draw ............................................................. 0.20 mA (average), 30 mA (peak) at 3.3 VDC
Solar Power Panel ....................................................... 0.5 Watts
Battery ..................................................................... CR-123 3-Volt Lithium cell
Battery Life (3-Volt Lithium cell) ................................... 8 months without sunlight- greater than 2 years depending on solar charging
Wind Speed Sensor .................................................... Wind cups with magnetic switch
Wind Direction Sensor ................................................ Wind vane with magnetic encoder
Rain Collector Type .................................................... Tipping spoon, 0.01" per tip (0.2 mm with metric rain cartridge, Part
No. 7345.319), 18.0 in2 (116 cm2) collection area
Temperature Sensor Type ........................................... PN Junction Silicon Diode
Relative Humidity Sensor Type .................................... Film capacitor element
Housing Material ....................................................... UV-resistant ABS & ASA plastic
ISS Dimensions ........................................................ 12.95" x 5.75" x 13.40"
Package weight: ....................................................... 5.44 lbs (2.47 kg)
Console Specifications
Console Operating Temperature ................................. +32 to +140F (0 to +60C)
Non-Operating (Storage) Temperature ........................ +14 to +158F (-10 or +70C)
Console Current Draw ............................................... 0.9 mA average, 30 mA peak,
(+120 mA for display lamps, +0.125 mA for each transmitter station received by console) @ 4.4 VDC
Power Adapter ......................................................... 5 VDC, 300 mA
Battery Backup ........................................................ 3 C-cells
Battery Life (no AC power) ........................................ Up to 9 months (approximately)
Housing Material ...................................................... UV-resistant ABS plastic
Console Display Type ................................................ LCD Transflective
Display Backlight ..................................................... LEDs
Dimensions:
Console (with antenna) ............................................ 7.5" x 5.75" x 4.5" (190 mm x 146 mm x 114 mm)
Console (with antenna) mounted on wall .................... 7.5" x 7.0 " x 3.0" (190 mm x 178 mm x 76 mm)
Display................................................................... 4.13" x 3.0" (105 mm x 76 mm)
Weight (with batteries) ............................................ 1.48 lbs. (.67 kg)
DS6250, 6357, 6351 (Rev. B, 8/5/09)
Data Displayed on Console
Data display categories are listed with General first, then in alphabetical order.
General
Historical Data: Includes the past 25 values plus the current value listed unless otherwise noted; all can be cleared and all totals reset
Daily Data: Includes the earliest time of occurrence of highs and lows; period begins/ends at 12:00 am
Monthly Data: Period begins/ends at 12:00 am on the first of the month
Yearly Data: Period begins/ends at 12:00 am on the first of January unlessotherwise noted
Current Data: Current data appears in the right most column in the console graphand represents the latest value within the last period on the graph;totals can be set or reset
Graph Time Interval: 10 min., 1 hour, 1 day, 1 month, 1 year (user-selectable, availabilitydepends upon variable selected) (2.5 seconds for Last 25 Wind Speeds)
Graph Time Span: 26 Intervals (Current Interval plus 25 past values included; see
Graph Intervals to determine time span)
Graph Variable Span (Vertical Scale): Automatic (varies depending upon data range); Maximum and
Minimum value in range appear in Weather Center
Alarm Indication: Alarms sound for only 2 minutes (except for time) if operating on battery power. Alarm message is displayed in Weather Center as long as threshold is met or exceeded. Alarms can be silenced (but not cleared) by pressing the DONE key.
Transmission Interval: Varies with transmitter ID code from 2.25 seconds (#1=shortest), to 3 seconds (#8=longest)
Update Interval: Varies with sensor - see individual sensor specs
Barometric Pressure
Resolution and Units .................................. 0.01" Hg, 0.1 mm Hg, 0.1 hPa/mb (user-selectable)
Range....................................................... 16.00" to 32.50" Hg, 410 to 820 mm Hg, 540 to 1100.0 hPa/mb
Elevation Range ........................................ -999 to +15,000 (-600 m to +4660 m). (Note that console screen limits entry of lower elelvation to -999ï¿½ when using feet as elevation unit.)
Uncorrected Reading Accuracy .................... 0.03" Hg (0.8 mm Hg, 1.0 hPa/mb) (at room temperature)
Sea-Level Reduction Equations Used ........... United States Method employed prior to use of current "R Factor" method ("NOAA"), Altimeter Setting
NOAA Equation Source............................... Smithsonian Meteorological Tables
NOAA Equation Accuracy ........................... 0.01" Hg (0.3 mm Hg, 0.3 hPa/mb)
NOAA Elevation Accuracy Required.............. 10(3m) to meet equation accuracy specification
Overall Accuracy....................................... 0.03" Hg (0.8 mm Hg, 1.0 hPa/mb)
Trend (change in 3 hours) ......................... Change 0.06" (2 hPa/mb, 1.5 mm Hg) = Rapidly
Trend Indication ...................................... 5 position arrow: Rising, Steady, or Falling (rapidlyor slowly)
Update Interval ....................................... 1 minute
Current Data .......................................... Instant and Hourly Reading; Daily, Monthly, Yearly High and Low; Barometer change 24-hour
Historical Data ....................................... 15-min. and Hourly Reading; Daily, Monthly Highs and Lows
Alarms .................................................. High Threshold from Current Trend for Storm Clearing (Rising Trend Low Threshold from Current Trend for Storm Warning (Falling Trend)
Range for Rising and Falling Trend Alarms .. 0.01 to 0.25" Hg (0.1 to 6.4 mm Hg, 0.1 to 8.5 hPa/mb )
Clock
Resolution ........................................................................ 1 minute
Units ................................................................................ Time: 12 or 24 hour format (user-selectable)
Date.................................................................................. US or International format (user-selectable)
Accuracy............................................................................ 8 seconds/month
Adjustments ...................................................................... Time: Automatic Daylight Savings Time (for users in North America and Europe that observe it in AUTO mode, MANUAL setting available for all other areas) Date: Automatic Leap Year
Alarms .............................................................................. Once per day at set time when active
Dewpoint (calculated)
Resolution and Units ......................................................... 1F or 1C (user-selectable)
Range ............................................................................... -105 to +130F (-76to +54C)
Accuracy ........................................................................... ½F (1.5C) (typical)
Update Interval.................................................................. 10 to 12 seconds
Source .............................................................................. World Meteorlogical Organization (WMO)
Equation Used ..................................................................WMO Equation with respect to saturation of moist air over water
Variables Used.................................................................. Instant Outside Temperature and Instant Outside Relative Humidity
Current Data ..................................................................... Instant Calculation; Daily, Monthly High and Low
Historical Data .................................................................. Hourly Calculations; Daily, Monthly, Yearly Highs and Lows
Alarms .............................................................................. High and Low Threshold from Instant Calculation
Evapotranspiration (calculated, requires Vantage Pro2 ISS with solar radiation sensor)
Resolution and Units ......................................................... 0.01" or 0.2 mm (user-selectable)
Range ............................................................................... Daily to 32.67" (999.9 mm); Monthly & Yearly to 199.99" (1999.9 mm)
Accuracy ........................................................................... Greater of 0.01" (0.25 mm) or ï¿½5%, Reference: side-by-side
comparision against a CIMIS ET weather station
Update Interval.................................................................. 1 hour
Calculation and Source ..................................................... Modified Penman Equation as implemented by CIMIS (California
Irrigation Management Information System) including Net Radiation
calculation
Current Data ..................................................................... Latest Hourly Total Calculation, Daily, Monthly, Yearly Total
Historical Data .................................................................. Hourly, Daily, Monthly, Yearly Totals
Alarm ................................................................................ High Threshold from Latest Daily Total Calculation
Forecast
Variables Used.................................................................. Barometric Reading & Trend, Wind Speed & Direction, Rainfall,
Temperature, Humidity, Latitude & Longitude, Time of Year
Update Interval.................................................................. 1 hour
Display Format .................................................................. Icons on top center of display; displays weather condtions that may
occur for the next 12 hours.
Variables Predicted ........................................................... Sky Condition, Precipitation
Heat Index (calculated)
Resolution and Units ......................................................... 1F or 1C (user-selectable)
Range ............................................................................... -40 to +165F (-40 to +74C)
Accuracy ........................................................................... ½F (1.5C) (typical)
Update Interval.................................................................. 10 to 12 seconds
Source .............................................................................. United States National Weather Service(NWS)/NOAA
Formulation Used..............................................................Steadman (1979) modified by US NWS/NOAA and Davis Instruments
to increase range of use
Variables Used.................................................................. Instant Outside Temperature and Instant Outside Relative Humidity
Current Data ..................................................................... Instant Calculation; Daily, Monthly High
Historical Data .................................................................. Hourly Calculations; Daily, Monthly, Yearly Highs
Alarm ................................................................................ High Threshold from Instant Calculation
Humidity
Inside Relative Humidity (sensor located in console)
Resolution and Units.................................................. 1%
Range........................................................................ 0 to 100% RH
Accuracy.................................................................... 3% (0 to 90% RH), 4% (90 to 100% RH)
Update Interval .......................................................... 1 minute
Current Data .............................................................. Instant (user adjustable) and Hourly Reading; Daily, Monthly High and
Low
Historical Data ........................................................... Hourly Readings; Daily, Monthly, Yearly Highs and Lows
Alarms ....................................................................... High and Low Threshold from Instant Reading
Outside Relative Humidity (sensor located in ISS)
Resolution and Units.................................................. 1%
Range........................................................................ 0 to 100% RH
Accuracy.................................................................... 3% (0 to 90% RH), 4% (90 to 100% RH)
Temperature Coefficient ............................................ 0.03% per ½F (0.05% per ½C), reference 68F (20C)
Drift ........................................................................... 0.5% per year
4
Update Interval .......................................................... 50 seconds to 1 minute
Current Data.............................................................. Instant (user adjustable) and Hourly Reading; Daily, Monthly, Yearly
High and Low
Historical Data........................................................... Hourly Readings; Daily, Monthly Highs and Lows
Alarms....................................................................... High and Low Threshold from Instant Reading
Moon Phase
Console Resolution........................................................... 1/8 (12.5%) of a lunar cycle, 1/4 (25%) of lighted face on console
WeatherLink Resolution .................................................... 0.09% of a lunar cycle, 0.18% of lighted face maximum (depends on
screen resolution)
Range............................................................................... New Moon, Waxing Cresent, First Quarter, Waxing Gibbous, Full
Moon, Wanning Gibbous, Last Quarter, Waning Cresent
Accuracy........................................................................... 38 minutes
Rainfall
Resolution and Units ......................................................... 0.01" or 0.2 mm (user-selectable) (1 mm at totals  2000 mm)
Range............................................................................... 0 to 199.99" (0 to 6553 mm)
Rain Rate ......................................................................... 0 to 40"/hr (0 to 1016 mm)
Accuracy........................................................................... Greater of 4% or 1 tip
Storm Determination Method............................................. 0.02" (0.5 mm) begins a storm event, 24 hours without further
accumlulation ends a storm event
Current Data ..................................................................... Totals for Past 15-min, Past 24-hour, Daily, Monthly, Yearly (start
date user-selectable) and Storm (with begin date); Umbrella is
displayed when 15 minute total exceeds zero
Historical Data .................................................................. Totals for 15-min, Daily, Monthly, Yearly (start date user-selectable)
and Storm (with begin and end dates)
Alarms .............................................................................. High Threshold from Latest Flash Flood (15-min. total, default is
0.50", 12.7 mm), 24-hour Total, Storm Total,
Range for Rain Alarms...................................................... 0 to 99.99" (0 to 999.7 mm )
Rain Rate
Resolution and Units ......................................................... 0.01" or 0.2 mm (user-selectable) at typical rates (see Fig. 3 and 4)
Range............................................................................... 0, 0.04"/hr (1 mm/hr) to 40"/hr (0 to 1016 mm/hr)
Accuracy........................................................................... 5% when rate is under 5"/hr (127mm/hr)
Update Interval ................................................................. 20 to 24 seconds
Calculation Method ........................................................... Measures time between successive tips of rain collector. Elapsed
time greater than 15 minutes or only one tip of the rain collector
constitutes a rain rate of zero.
Current Data ..................................................................... Instant and Hourly, Daily, Monthly and Yearly High
Historical Data .................................................................. Hourly, Daily, Monthly and Yearly Highs
Alarm ................................................................................ High Threshold from Instant Reading
Solar Radiation (requires Vantage Pro2 ISS with solar radiation sensor)
Resolution and Units ......................................................... 1 W/m2
Range............................................................................... 0 to 1800 W/m2
Accuracy........................................................................... 5% of full scale (Reference: Eppley PSP at 1000 W/m2)
Drift .................................................................................. up to 2% per year
Cosine Reponse ............................................................... 3% for angle of incidence from 0 to 75
Temperature Coefficient.................................................... -0.067% per ï¿½F (-0.12% per ½C); reference temperature = 77F (25
ï¿½C)
Update Interval ................................................................. 50 seconds to 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: 0.1ï¿½F or 1ï¿½F or 0.1ï¿½C or 1ï¿½C (user-selectable)
Historical Data and Alarms: 1ï¿½F or 1ï¿½C (user-selectable)
5
Range........................................................................ +32 to +140F (0 to +60C)
Sensor Accuracy........................................................ ½F (0.5C)
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 chamge for last 24
hours.
Alarms ....................................................................... High and Low Thresholds from Instant Reading
Outside Temperature (sensor located in ISS)
Resolution and Units.................................................. Current Data: 0.1F or 1F or 0.1C or 1C (user-selectable) nominal
(see Fig. 1) Historical Data and Alarms: 1ï¿½F or 1ï¿½C (user-selectable)
Range........................................................................ -40to +150F (-40 to +65C)
Sensor Accuracy........................................................ ½F (0.5C) above +20F (-7C); ½F (½C)under +20F (½C)
(see Fig. 2)
Radiation Induced Error (Passive Shield) ................... +4ï¿½F (2ï¿½C) 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 wi th 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 Reponse................................................................ 4% (0ï¿½ to 65ï¿½ incident angle); 9% (65ï¿½ to 85ï¿½ incident angle)
Update Interval.................................................................. 50 seconds to 1 minute (5 minutes when dark)
Current Data ..................................................................... Instant Reading
Wind
Wind Chill (Calculated)
Resolution and Units.................................................. 1ï¿½F or 1ï¿½C (user-selectable)
Range........................................................................ -110ï¿½ to +135ï¿½F (-79ï¿½ to +57ï¿½C)
Accuracy.................................................................... ï¿½2ï¿½F (ï¿½1ï¿½C) (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 (22.5ï¿½) on compass rose, 1ï¿½ in numeric display
Range........................................................................ 0-360ï¿½
Accuracy.................................................................... ï¿½3ï¿½
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........................................................................ 2 to 150 mph, 2 to 130 knots, 1 to 67 m/s, 3 to 241 km/h
Update Interval .......................................................... Instant Reading: 2.5 to 3 seconds, 10-minute Average: 1 minute
Accuracy.................................................................... ï¿½2 mph (2 kts, 3 km/h, 1 m/s) or ï¿½5%, 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