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Hydrological Equipment

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Hanna Instruments® Portable Dissolved Oxygen Meter

3.00 LBS

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Hanna Instruments Portable Dissolved Oxygen Meter


This water-resistant meter measures dissolved oxygen up to 300% saturation or 45 ppm (mg/L) with automatic temperature compensation and automatic calibration. The meter allows for altitude compensation up to 4,000 meters and salinity compensation up to 80 g/L. The polarographic probe has a removable protective membrane cover. In addition, the meter features a low battery indicator, Good Laboratory Practice (GLP) functions, and auto endpoint to automatically freeze the display when a stable reading is reached. On-screen tutorial messages make operation easy. Includes meter, probe with 4 meter (13.1’) cable, two spare membranes, 30 mL electrolyte solution, batteries, rugged carrying case, and instructions.

Range: 0.00 to 45.00 ppm, 0.0 to 300.0%, 0.0 to 50.0°C. Resolution: 0.01 ppm, 0.1%, 0.1°C. Accuracy: ±1.5% of full scale or ±1 digit, whichever is greater; ±0.2°C excluding probe error. Calibration: Automatic, in air, at 100%. Temperature Compensation: Automatic, 0 to 50°C (32°F to 122°F). Altitude Compensation: 0 to 4,000 m (13,120’), 100 m (328’) resolution. Salinity Compensation: 0 to 80 g/L (1 g/L resolution). Battery: Three AAA batteries (included). Battery Life: Approximately 200 hours of continuous use without backlight. Operating Environment: 0 to 50°C (32°F to 122°F); RH max 95% non-condensing. Dimensions: 7.3” x 2.8” x 1.4”. Weight: 10.6 oz.