WQ730 Turbidity Sensor Description WQ730 Turbidity Sensor is a highly accurate submersible instrument for in-situ environmental or process monitoring. Applications for the WQ730 include: water quality testing and management, river monitoring, stream measurement, reservoir water quality testing, groundwater testing, water and wastewater treatment, and effluent and industrial control. WQ730 Submersible Water Quality Sensor Turbidity Sensor Features * 4-20 mA output * Marine grade cable with strain relief * In-situ turbidity measurement * Simple and convenient to use * Rugged stainless steel and Delrin sensor housing