DAVIS WeatherLink for Windows 7862 Getting Started Manual

Product Number: 7862 Part Number: 7395.179
WeatherLink

®

for Weather Monitor II®, Weather Wizard III®, and Perception II® Rev. C September 29, 2009
WeatherLink, Weather Monitor II, Weather Wizard III, and Perception II are trademarks of Davis Instruments
Corp. Hayes is a registered trademark of Hayes Microcomputer Products, Inc. Windows is a trademark of
Microsoft Corporation.

© 2009 Davis Instruments Corp. All rights reserved.
Information in this document is subject to change without notice.

3465 Diablo Avenue, Hayward, CA 94545-2778 U.S.A.

510-732-9229 • Fax: [phone]

E-mail: [e-mail] • www.davisnet.com

FCC Part 15 Class B Registration Warning
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer­ence in a residential installation. This equipment generates, uses and can radiate radio frequency energy and,
if not installed and used in accordance with the instructions, may cause harmful interference to radio commu­nications. However, there is no guarantee that interference will not occur in a particular installation. If this equip­ment does cause harmful interference to radio or television reception, which can be determined by turning the
equipment on and off, the user is encouraged to try to correct the interference by one or more of the following
measures:

• Reorient or relocate the receiving antenna

• Increase the separation between the equipment and receiver

• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected

• Consult the dealer or an experienced radio/TV technician for help.
Changes or modifications not expressly approved in writing by Davis Instruments may void the user’s authority
to operate this equipment.
EC EMC Compliance
This product complies with the essential protection requirements of the EC EMC Directive 89/336/EC.

1

Welcome to WeatherLink!

Welcome to Davis Instruments’ WeatherLink for Windows. WeatherLink’s data
logger and software connects a personal computer to your Davis weather station,
allowing you to store, view, plot, analyze, export, and print your weather data.

The following Davis Instruments’ weather stations are supported: Weather Mon-

itor II

®

, Weather Wizard III®, and Perception II®.

Contents of Package

Before continuing, please make sure your WeatherLink package contains the
following listed items:

• Data Logger for Monitor, Wizard and Perception

•9-pin (DB-9) PC COM Port Adapter (black) — Use the 9-pin adapter to

connect the data logger to a 9-pin serial port.

Note: If you need a 25-pin adapter, contact Davis Instruments Technical Support at

510-732-7814.

• Loopback Connector — The loopback connector is a short piece of cable
with a phone plug at one end and a red plastic cap at the other.

• WeatherLink Software CD ROM

Optional Accessories

The following optional accessories, designed for use with WeatherLink, are
available from your dealer or may be ordered directly from Davis.

• Telephone Modem Adapter (# 7870) — For transmission of data from the
data logger using a modem.

• Standard 4-Conductor Extension Cable (# 7876) — For more flexibility in
the placement of your console. Add one 40' (12 m) extension cable to extend
the distance between your station and the computer (48' (14.4 m) maximum).

• USB-to-Serial Cable (# 8434) — For computers with no serial port. Allows
you to convert the console’s serial connection to a USB interface.

Hardware Installation

You can either install WeatherLink to create a local connection between your
computer and weather station, or you can install WeatherLink to use a modem
connection to a remote weather station. Requirements and installation for each
type of connection differ, and are explained separately below.

2

Software Installation

Local Connection Hardware Requirements

The following additional hardware is required for a local connection:

• Computer running Windows™ 2000, XP, or Vista and requires 5 MB of
free disk space.

Note: The .NET framework is required to run WeatherLink 5.8 or later. It is installed as part of

the software installation if it is not already on your computer.

The amount of disk space necessary depends on the archive interval.
Database files containing data stored at a 30 minute archive interval
require approximately 132K of disk space per month of data. The file size
changes in a linear fashion depending on the archive interval. For example,
data stored at a 1–minute interval requires approximately 3.9 MB per
month while the data stored at a 2–hour interval requires approximately
33 KB per month.

• Windows-Compatible Display — VGA minimum. SVGA or High (16-
bit) Color recommended.

• One free serial port or USB Port with USB-to-Serial cable.

Remote Modem Connection Hardware Requirements

In addition to the provided hardware and the computer equipment listed above,
the following hardware is required for a remote modem connection.

• One external modem to connect to the data logger at the remote site.

• One internal or external modem connected to your computer

• Modems must be Hayes

®

Compatible and able to send data at 1200 or 2400

baud rate.

• Telephone Modem Adapter — The Telephone Modem Adapter is
specially wired to provide the connection between the data logger and the
modem. Use a # 7870 adapter.

Note: See the Application Note entitled “Setting up a Remote Modem Connection” located on

the Weather Support section of the Davis website:
http://www.davisnet.com/support/weather/.

Software Installation

Follow the steps below to install the WeatherLink software.

1. Place the WeatherLink software CD in your CD ROM drive.

The install program should start automatically. If the install program does
not start, select Run from the Start menu, type D:\SETUP (or the correct
letter for your CD ROM drive), and click OK to begin the installation.

3

Software Installation

A series of dialog boxes display, prompting you to complete the
WeatherLink installation. The WeatherLink Setup for .NET Framework
dialog box may display.

WeatherLink 5.8 requires the Microsoft .NET Framework 2.0 to operate. If
your computer does not have it installed, the above dialog box displays.

2. Click Accept to install the necessary components.

The License Agreement dialog box displays.

4

Local Connection Installation

3. Review the license agreement, click I agree and click Next. The Choose
Destination Location dialog box displays.

4. Select the default location to install WeatherLink or find another location
by clicking Browse.

Note: If you are upgrading your software from a previous version, click Browse to search for

the directory or folder of the previous version of WeatherLink. This verifies that you have
a previous version of WeatherLink installed and allows you to use those available
database files.

5. Click Next once you have selected a location. The Confirm Installation
dialog box displays.

6. Click Next to start the installation. The Installing WeatherLink dialog
box displays the installation progress. The Installation Successful dialog
box displays once the software installation has been completed.

7. Click OK. WeatherLink has been installed successfully.

Local Connection Installation

The instructions below explain how to connect your Weather Monitor II,
Weather Wizard III, or Perception II weather station directly to your computer.

C:\WeatherLink\