ecoLog 500 NEW! The OTT ecoLog 500 is a self-contained in-well groundwater level instrument offering flexible remote data transmission options and unequaled performance for the price.... more

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ecoLog 800 NEW! The OTT ecoLog 800 is a self-contained system for measurement of water level, temperature, and conductivity in groundwater and surface water applications. Equipped with a GPRS modem and antenna, the compact and economical system offers flexible options for remote data transfer.... more

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Orpheus Mini The groundwater data logger OTT Orpheus Mini has been designed for the reliable monitoring and storage of water level and temperature for the water management.... more

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CTD The professional groundwater data logger OTT CTD measures water level and temperature as well as conductivity. It saves all measurements in the integrated 4 MB ring buffer...... more

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KL 010 Quick, simple and economic measurement of ground water level (distance to water)... more

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Thalimedes The float-operated Thalimedes Shaft Encoder with integregrated data logger is designed for continuous, unattended monitoring of water level in ground- and surface water.... more

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