Turbidity Sensors
Measuring the light scattered by suspended solids

About Turbidity Sensors
Turbidity sensors measure the amount of light that is scattered by the suspended solids in water. As the amount of total suspended solids (TSS) in water increases, the water’s turbidity level (and cloudiness or haziness) increases. Turbidity sensors are used in river and stream gaging, wastewater and effluent measurements, control instrumentation for settling ponds, sediment transport research, and laboratory measurements.
Product Line
Retired Products

OBS-3+
RetiredTurbidity Sensor
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OBS501
RetiredSmart Turbidity Meter with Antifouling Features
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OBS300
RetiredTurbidity Sensor
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OBS500
End of lifeSmart Turbidity Meter with Antifouling Features
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OBS-3A
RetiredTurbidity and Temperature Monitoring System
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OBS-5+
End of lifeMonitoring System with Pressure Sensor for High Suspended-Sediment Concentrations
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OBS-3-L
End of lifeD&A Instrument Company Turbidity Monitor
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