Economic Portable Polarographic Dissolved Oxygen Meter

The L111D02 dissolved oxygen meter utilizes a polarographic probe to deliver sensitive and rapid oxygen level measurements. Equipped with automatic temperature, salinity, and atmospheric pressure compensation, the L111D02 dissolved oxygen meter can work well in saltwater and varying pressure conditions. Capable of storing 99 records, it allows for thorough record tracking and easy data retrieval. Ideal for aquaculture, water treatment, and environmental monitoring.

• Polarographic dissolved oxygen probe provides highly sensitive and rapid response.
• Equipped with automatic compensation for temperature, salinity, and atmospheric conditions.
• 99-group historical data storage for convenient record management.
• Automatic calibration with air-saturated water simplifies maintenance.
• Powered by three AAA batteries with auto power-off after 30 mins for energy conservation.
• Wide application in aquariums, environmental monitoring, aquaculture.

ParameterSpecification
Measuring range0 to 19.99 mg/L (ppm); 0 to 200.0 %
Resolution0.01 mg/L (ppm); 0.1%
Accuracy0.5 mg/L (ppm), including electrode error
Temp. compensation range0 to 60°C (automatic)
Salinity compensation range0 to 40 ppt (manual)
Barometric pressure compensation range700 to 1400 mbar (manual)
Automatic calibrationAir saturated by water; water saturated by air
Electrode typePolarographic
Power supplyAA alkaline battery (1.5V × 1 pc)
Dimensions and weightTester: 180 × 40 × 45 mm / 90 g
IP ratingIP65

Specifications are subject to change without prior notice.

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