Dissolved Oxygen Meter Lutron PDO 520 is a reliable and accurate instrument designed for quick and convenient measurement of oxygen levels in water. It includes a polarographic-style probe with a built-in temperature sensor for precise dissolved oxygen (DO) and temperature monitoring. This DO sensor head is designed to fit a BOD bottle, making it suitable for dedicated and accurate oxygen testing applications. This Portable DO analyzer offers precise oxygen concentration readings, ensuring dependable results for critical monitoring tasks. This digital DO meter provides fast response time and stable readings, enhancing efficiency in routine testing. Applications: – Aquariums, Medical research, Agriculture, Fish incubation facilities, Laboratory, Quality Control, Water molding, Mining industry, Schools and Colleges etc.