OTT Water Quality monitoring buoy with remote data transmission for rivers, lakes and near coastal applications. Designed to operate with HYDROLAB HL7 or HL4 multiparameter sondes.

The OTT ecoLog 1000 all-in-one water level logger and telemetry solution is now available with conductivity measuring capabilities. Introducing the next generation in reliable water level and …

Special resources for hydrology

With advanced 80 GHz technology, robust IP67 housing, and seamless integration capabilities, the OTT RLS 500 ensures accurate data collection with minimal maintenance and low total cost of ownership.

When you choose to work with OTT HydroMet, you’re also working with over 600 years of combined expertise across seven strong brands that have come together to provide reliability and sustainability …

Accurate flow and discharge measurement has been a core competency of OTT Hydromet since we created our first flow meter in 1875. Choose from a variety of either portable or stationary …

The OTT PLS measures water level, depth to water, or pressure by means of an integrated controller and ceramic pressure-measuring cell. Design features such as multiple communication outputs (SDI …

Configure the OTT netDL IP datalogger as described in the operating instruc-tions of the device and in the online help of the "OTT datalogger Operating Programm".

The Hydrolab HL4 is the next generation multiparameter water quality sonde from OTT Hydromet. Know the instrument is working correctly and troubleshoot quickly.

The OTT PLS-C may be installed in two ways: fixed in an individual protective device (e.g. in a tube, pipe or conduit) to be provided on site by the client, or suspended using the pressure probe cable.