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This rugged, water-resistant dissolved oxygen meter solves the most common problems associated with field use. Calibration performed with Zero Oxygen Solution (item #652349A, not included), and 100% calibration done in air; automatic temperature compensation assures maximum accuracy under all conditions. Polargraphic probe measures accurately to 0.2 ppm oxygen in seconds; equipped with a 4-m cable for immersion at various depths. Powered by 4 AAA batteries (included) for 100 hr of continuous use.
This rugged, water-resistant dissolved oxygen meter solves the most common problems associated with field use. Simple to use: calibration is performed with Zero Oxygen Solution (item #652349A, not included), and 100% calibration is done in air; automatic temperature compensation assures maximum accuracy under all conditions. Polargraphic probe measures accurately to 0.2 ppm oxygen in less than 1 min; equipped with a 4-m cable for immersion at various depths. Powered by 4 AAA batteries (included) for 100 hr of continuous use. Comes complete with spare membrane kit in a rugged carrying case. We also offer a convenient package of 5 ready-to-use PTFE (polytetrafluoroethylene) replacement membranes (item #185999) for this meter.