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VAN WALT
Monitoring your needs
software and that the computer being used has a CD-ROM drive. When the CD is placed in the
CD-ROM drive setup will automatically commence. If this is not the case it can be started by going
to Start -> Run, and enter: <X>:\setup.exe, in which <X> will be the letter indicating the CD-ROM
drive. Next connect the readout unit to an available COM port on the computer. Now launch LDM
e+, press the Application Management tab and enter the following settings options:
• Selected port: should show the number of the port to which the readout unit is connected
• User type: in this case Basic is sufficient, only select Advanced if special settings such as the
datalogger units need to be adjusted
• English / Deutsch / Nederlands: this allows you to select the preferred language.
LDM e+ is ready for the configuration of the datalogger, which should now be placed in the
readout unit.
settings a slightly different window may be shown). In the right-hand section of the window settings
can be created for the 2 individual measuring channels, including the Range setting referred to
earlier. The figure on the next page illustrates the setting options per channel. For more information
about the calibration of the rain gauge and determining the correct Range setting, please refer to
Chapter 7, "Maintenance".
Van Walt Ltd | Prestwick Lane | Grayswood | Haslemere | Surrey | GU27 2DU | Tel. 01428 661 660 | Fax. 01428 656 808 | www.vanwalt.com
Operating Instructions
Rain Gauge
To be able to configure the datalogger, the following are required: LDM
e+ software, a readout unit (see Chapter 1.1, "Package contents") and a
(laptop) computer. LDM e+ is a universal software package, suitable for
the e+ datalogger as well as the Diver® from Van Essen Instruments and
can be used for configuration as well as for reading the data. The LDM e+
is simple to install but make sure the user account for installations under
Windows NT, 2000 or XP has adequate access rights for the installation of
To enter and adjust settings for
the datalogger the appropriate
window can be accessed by
clicking on the Settings tab in
LDM. Before starting, the current
settings for the datalogger first need to be
entered. This requires clicking on the button
on the toolbar shown on the right. The left-
hand side of the window shows the general
settings for the datalogger (note: for Diver
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