Vantage Pro2Weather Envoy Manual™For Vantage Pro2 & Vantage Pro2 Plus Weather Stations™™Davis Instruments, 3465 Diablo Avenue, Hayward, CA 9
Local Computer Installation8Vantage Pro and Vantage Pro2 consoles. See the WeatherLink Getting Started Guide for complete instructions on connecting t
Remote Computer Installation9attempt to use more than 40' of extension cable, or the data logger may have difficulty communicating with the compu
Remote Modem Connection Notes10Note: Before installing the Envoy and modem at a remote location, test the data logger and connection first using a di
Installing the Software11By default, WeatherLink hangs up the connection to the modem after one minute without any communication with the station. Use
Running the Software12Macintosh Computer1. Place the Install Disk in your CD ROM drive.2. Copy “install.sit” from the CD to your desktop and open it.
Running the Software13Communication Port SettingsWeatherLink contains a dialog box for locating the communications port (either USB or serial) that th
Running the Software14Note: The only way to clear an alarm in the Weather Envoy is to modify the threshold in the Alarm Setup screen to a value that
Running the Software15Low alarms work the same way. For example, if the wind chill threshold is set for 30 ºF, the alarm begins sounding when the temp
Running the Software16The Auto Download dialog box appears. The stations which appear in the Auto Download List will be downloaded automatically. 2. T
Weather Data Measured & Calculated17The Download At dialog box appears.5. Enter the following information:• Download Times - Select the hour(s) at
Weather Envoy for Vantage Pro2 Manual Rev. B, April 10, 2006Document Part Number: 07395.281For Vantage Pro2 Weather Envoys # 6316 & 6316CVantage P
Weather Data Measured & Calculated18WindThe anemometer measures wind speed and wind direction. TemperatureThe Weather Envoy uses the ISS temperatu
Weather Data Measured & Calculated19on our perception of the temperature.The THSW Index requires a solar radia-tion sensor.HumidityHumidity itself
Weather Data Measured & Calculated20units (inches or millimeters) at the time it is displayed. Converting at display time reduces possible compoun
Weather Data Measured & Calculated21UV (Ultra Violet) RadiationNote: Requires optional UV sensor (#6490), included on Vantage Pro Plus weather st
Weather Data Measured & Calculated22T. B. Fitzpatrick of the Harvard Medical School developed a categorization of skin types 1 through 6 which wer
Weather Data Measured & Calculated23Weather Envoy can also display UV Index, an intensity measurement first defined by Environment Canada and sinc
General24returned through evaporation (from wet vegetation surfaces and the stoma of leaves) with the amount of water vapor returned through transpira
Communications (Wireless Models Only)25Batteries . . . . . . . . . . . . . . . . . . . . . .3 AA-cellsBattery Life, Wireless . . . . . . . . . . . .
Troubleshooting Guide26Sea-Level Reduction Equation . .United States Method employed prior to use of current "R Factor" methodEquation Sour
Troubleshooting Guide27Communications Problems? Why can't the WeatherLink software communicate with the data logger and station?If you are having
1Welcome to the Weather Envoy!Welcome to Davis Instruments’ Weather Envoy®. The Weather Envoy provides a new and exciting way of getting weather data
Finding the Correct Serial Port28Finding the Correct Serial PortThe software includes a procedure for locating the serial port to which your station i
Program Problems29The software automatically selects the correct COM port for you in the Communications Port dialog box. If it cannot find the loopbac
Contacting Davis Technical Support30? WeatherLink says “No new data to download” but I know there’s data there. What can I do?Weather Envoy is smart e
Hardware Installation2• Standard 4-Conductor 40' Extension Cable (#7876-040) (For Serial connections only) - For more flexibility in the placemen
Install the Data Logger3CAUTION: Plugging or unplugging the data logger while power is applied to the Envoy can lock up or damage the logger. The Wea
Install the Batteries43. Carefully insert the data logger (Serial or USB) into the connector slot, making sure to push data logger firmly in place. 4.
Mount Your Weather Envoy5Optional: Connecting AC PowerThe operating battery power for a cabled Weather Envoy is approximately 10 days. For a wireless
Mount Your Weather Envoy6Envoy LocationYou should place the Envoy in a location where it easily accessible and can be easily connected to a computer.
Local Computer Installation7The screws should be 3.25'' (82.5 mm) apart and lined up vertically.3. Drill the marked locations with a 3/32&ap
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