Troubleshooting Guide

Sea-Level Reduction Equation . .United States Method employed prior to use of current "R Factor" method

Equation Source . . . . . . . . . . . . .Smithsonian Meteorological Tables Equation Accuracy . . . . . . . . . . .±0.01" Hg (±0.3 mm Hg, ±0.3 hPa/mb) Elevation Accuracy Required. . . .±10’ (3m) to meet equation accuracy

specification

Overall Accuracy . . . . . . . . . . . . .±0.04" Hg (±1.0 mm Hg, ±1.4 hPa/mb) Trend (change in 3 hours) . . . . . .Change ±0.6" (2 hPa/mb, 1.5 mm Hg) = Rapidly

Change ±0.2" (.7hPa/mb, 0.5 mm Hg)= Slowly

Trend Indication . . . . . . . . . . . . .5 position arrow: Rising (rapidly or slowly), Steady, or Falling (rapidly or slowly)

Update Interval . . . . . . . . . . . . . .1 minute

Current Data . . . . . . . . . . . . . . . .Instant, 15-min., and Hourly Reading; Daily, Monthly, High and Low

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 Alarms0.01 to 0.25" Hg (0.1 to 6.4 mm Hg, 0.1 to 8.5 hPa/mb)

Inside Relative Humidity (sensor located in console) Range . . . . . . . . . . . . . . . . . . . . .10 to 90% RH Accuracy . . . . . . . . . . . . . . . . . . .±5% Update Interval . . . . . . . . . . . . . .1 minute

Current Data . . . . . . . . . . . . . . . .Instant (user adjustable) and Hourly Reading; Daily, Monthly High and Low

Historical Data. . . . . . . . . . . . . . .Hourly Readings; Daily, Monthly Highs and Lows

Alarms . . . . . . . . . . . . . . . . . . . . High and Low Threshold from Instant Reading 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, Europe and Australia that observe it in AUTO mode, MANUAL setting available for all other areas) Date: Automatic Leap Year

The following section answers some of the most commonly asked questions

about WeatherLink® and the Weather Envoy. Please consult this guide and the WeatherLink software Help before contacting Davis. Please see Contacting Davis Technical Support on page 30 for more information.

Vantage Pro2 specifications

The DAVIS Vantage Pro2 is an advanced weather station designed for both amateur enthusiasts and professional meteorologists. This comprehensive weather monitoring solution offers a plethora of features that provide real-time data for a variety of atmospheric conditions. The Vantage Pro2 is equipped with a suite of sensors that measure temperature, humidity, barometric pressure, rainfall, wind speed, and wind direction.

One of the standout characteristics of the Vantage Pro2 is its ability to offer accurate readings over a wide range of environmental conditions. The integrated radiometer ensures precise solar radiation and UV readings, making it an excellent tool for agricultural professionals and outdoor event planners. The station’s robust design includes an outdoor sensor suite that is both waterproof and built to withstand harsh weather, making it suitable for use in diverse climates.

Key technologies incorporated into the Vantage Pro2 include wireless transmission capabilities, allowing data to be sent to a console or computer without the need for cumbersome cables. The transmission distance can extend up to 1,000 feet (300 meters) under optimal conditions, ensuring flexibility in sensor placement. The console features user-friendly software that enables real-time graphing as well as historical data tracking, making it easy for users to analyze trends over time.

The Vantage Pro2 also supports optional features like the WeatherLink data logger, which provides additional storage and the ability to share data online or directly to mobile devices. This connectivity allows users to monitor weather patterns from anywhere, making it an invaluable tool for those who rely on up-to-date weather information for decision-making.

Ease of installation is another advantage of the Vantage Pro2. The setup process is straightforward, enabling users to begin monitoring their weather conditions quickly. The sensors are designed to be low maintenance, with battery-powered options lasting up to two years, reducing the hassle of frequent replacements.

In summary, the DAVIS Vantage Pro2 is a comprehensive weather station that leverages advanced technology to provide accurate, real-time data. Its robust features, wireless capabilities, and user-friendly interface make it an indispensable tool for anyone who needs reliable weather monitoring, from hobbyists to professionals in various fields. With its durability and versatility, the Vantage Pro2 stands out as a leader in personal weather stations.