DAVIS Vantage Pro2 Manual

Hardware Installation
2
Hardware Installation
The Weather Envoy can be installed and connected to a computer via USB,
serial or remote connection to a computer via a modem. It can also be
connected via a router using WeatherLink IP (# 6555).
Local Connection Windows Computer Requirements
WeatherLink is compatible with computers using a USB, serial port or IP
connection running the following platforms: Windows XP, Vista, or 7.
Your Weather Envoy and WeatherLink also require the following for a local
Windows computer connection.
• Windows-compatible display
• One free serial port or USB Port.
Ethernet Connection Windows Computer Requirements
WeatherLinkIP is a simple way to post data directly to the Internet using your
Weather Envoy.
• Broadband Router with one free port.
• An “Always-on” connection to the Internet — A high speed DSL or cable
internet connection that maintains constant connection to the internet.
Local Connection Macintosh Computer Requirements
Your Weather Envoy requires the following for a local Macintosh computer
connection:
• Macintosh computer running Mac OS X v10 or newer with at least
5 MB of free disk space.
• One free USB Port
Preparing the Envoy
Perform the following procedures to prepare your Envoy for operation. These
steps are described in detail later in the manual.
• Install the data logger
• Install the batteries and optional AC power source
• Mount your Envoy
• Connect Envoy to WeatherLink software
• Test using WeatherLink software
• Set up the Envoy using WeatherLink software
Install the Data Logger
Installing the data logger supplied with WeatherLink is the first step in prepar-
ing the Weather Envoy to transmit data to the WeatherLink software.

DAVIS Vantage Pro2 Specifications

General

Update Interval	2.5 seconds
Temperature Accuracy	±1°F (±0.5°C)
Barometric Pressure Range	16.00 to 32.50 inHg (540 to 1100 hPa)
Rain Collector Type	Tipping bucket
Wind Speed Range	0 to 200 mph (0 to 322 km/h)
Wind Speed Accuracy	±2 mph (±3 km/h) or ±5%, whichever is greater
Wind Direction Resolution	1°
Wind Direction Accuracy	±3°
Solar Radiation Range	0 to 1800 W/m²
Solar Radiation Sensor Accuracy	±5%
UV Index Range	0 to 16
UV Index Accuracy	±5%
Wireless Transmission Range	Up to 1000 ft (300 m)
Temperature Range	-40°F to +150°F (-40°C to +65°C)
Humidity Range	0 to 100%
Humidity Accuracy	±3%
Rain Collector Resolution	0.01 in (0.2 mm)
Rain Measurement Accuracy	±4%
Wind Direction Range	0 to 360°
Power Supply	Solar powered with battery backup