pHionics STs Series™ Setup with HOBO RX3000

The HOBO RX3000 is an excellent datalogger to pair with pHionics STs Series water quality sensors and transmitters. We take you step-by-step through the setup process to ensure proper settings for optimal compatibility.

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Factors Affecting Dissolved Oxygen

Factors Affecting Dissolved Oxygen

Salinity, pressure, and temperature all influence dissolved oxygen concentration in different ways. This article goes over how to account for these factors to ensure accurate results.

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Comparison of  Dissolved Oxygen Sensors

Comparison of Dissolved Oxygen Sensors

This article goes over what dissolved oxygen is and the different sensors we use to measure it in real-time. It specifically focuses on comparing galvanic, polarographic, and optical technologies to help you determine what is best for your application.

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Linear Conversion of Conductivity To Salinity

Linear Conversion of Conductivity To Salinity

This article provides a linear equation for scaling temperature-compensated conductivity measurements to salinity with most monitoring devices. It also goes over how we obtained it from the Practical Salinity Scale of 1978 and explains potential margins of error.

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