Application example: Precipitation sensor network

Wireless measuring network

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Partial view of the forest plot with four green tipping scales

Tilting scale with data logger and radio antenna

Special antenna

Main logger as a data collector for 30 tipping scales

Precipitation network map (see also under Download)

Large-scale monitoring of the precipitation under the beech forest with automatic remote data transmission

Product	Parameter
Tipping bucket rain gauges connected to Mini impuls logger	Precipitation
enviLog data logger GPRS

Georg-August-Universität Göttingen
Department of Physical Geography
Geographical Institute
Goldschmidtstraße 5

Contact:

Dr. Jürgen Grotheer	jgrothe@gwdg.de
Dr. Harold Hughes	hhughes@uni-goettingen.de

Project leader:

Prof. Daniela Sauer

Experimental set up

Measurement of rainfall through 30 tipping bucket rain gauges and 30 mini-loggers
Data transmission from 30 mini loggers via radio to a central enviLog datalogger (as a main logger for a total of 42 mini loggers - 30 mini loggers for inventory rainfall plus 12 mini loggers to measure base runoff volumes)
Automated remote data transmission from the main logger enviLog via GPRS to a database server and from there to the user PC
Aliquot discharge in PE sample bottles for laboratory analysis
Installation and commissioning by ecoTech