Dissolved Oxygen Meter

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• This Digital Dissolved Oxygen Meter is supplied with a polarographic type probe with an incorporated Temp. sensor which serves for precise Dissolved Oxygen ( DO ) and Temp. measurement.
• Applications for Aquarium, Medical research, Agriculture, Fish hatcheries, Laboratory,Water conditioning, Mining industry, Schools & Colleges, Quality control.
• Heavy duty dissolved oxygen probe, probe head size can connect with BOD bottle
• All in one Pen type Dissolved Oxygen Meter, easy operation.
• Automatic Temp. compensation from 0 to 50 for sensor.
• Microprocessor circuit assures high accuracy and provides special functions and
• features.
• Multi-display, show Dissolved oxygen and temperature at the same time
• Build in temperature , C,F measurement.
• Temperature unit can default to C or F
• LCD with two display, easy readout.
• Auto power off to save the battery life
• IP-67 Water resistance.
• Records Maximum and Minimum readings with recall.
• Data hold function for freezing the desired value.
• Use the durable, long-lasting components, including a heavy duty & compact
• ABS-plastic housing case
• Dimension: 180 x 40 x 40 mm ( 7.1 x 1.6 x 1.6 inch ).

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• Extended range up to 300%
• Extended altitude compensation to 4000m
• Extended salinity compensation to 80 g/L
• Automatic calibration in air
• Low battery indicator
• HOLD function

• Range: (O2) 0.00 to 45.00 ppm (mg/L)
• Range: (%Saturation O2) 0.0 to 300.0%
• Range: (Temp) 0.0 to 50.0°C
• Resolution: (O2) 0.01 mg/L
• Resolution: (%Saturation O2) 0.1%
• Resolution: (Temp) 0.1°C
• Accuracy(@ 20°C): (O2) ±1.5%F.S.
• Accuracy(@ 20°C): (%Saturation O2) ±1.5%F.S.
• Accuracy(@ 20°C): (Temp) ±0.5°C
• Calibration: automatic, in air, at 100%
• Temp Compensation: automatic, 0 to 50°C (32 to 122°F)
• Altitude Compensation: 0 to 4 km (resolution 0.1 km)
• Salinity Compensation: 0 to 80 g/L (resolution 1 g/L)
• Probe: (included) HI 76407/4F with protective sleeve and 4 m cable
• Power Supply: (4) 1.5V AA batteries (included) / approx. 200 hours of continuous use; auto-off after 4 hrs of non-use; or input for 12 VDC power adapter
• Environment: 0 to 50°C (32 to 122°F); RH max 100%
• Dimensions: 196 x 80 x 60 mm
• Weight: 500 g
• Product Contents: Supplied with DO probe, (2) HI 76407A/P membrane caps, HI 7041S electrolyte solution (30 ML), batteries, hard carrying case and instructions.

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• Extended range up to 300%
• Extended altitude compensation to 4000m
• Extended salinity compensation to 80 g/L
• Automatic calibration in air
• Low battery indicator
• HOLD function

• Range: (O2) 0.00 to 45.00 ppm (mg/L)
• Range: (%Saturation O2) 0.0 to 300.0%
• Range: (Temp) 0.0 to 50.0°C
• Resolution: (O2) 0.01 mg/L
• Resolution: (%Saturation O2) 0.1%
• Resolution: (Temp) 0.1°C
• Accuracy(@ 20°C): (O2) ±1.5%F.S.
• Accuracy(@ 20°C): (%Saturation O2) ±1.5%F.S.
• Accuracy(@ 20°C): (Temp) ±0.5°C
• Calibration: automatic, in air, at 100%
• Temp Compensation: automatic, 0 to 50°C (32 to 122°F)
• Altitude Compensation: 0 to 4 km (resolution 0.1 km)
• Salinity Compensation: 0 to 80 g/L (resolution 1 g/L)
• Probe: (included) HI 76407/4F with protective sleeve and 4 m cable
• Power Supply: (4) 1.5V AA batteries (included) / approx. 200 hours of continuous use; auto-off after 4 hrs of non-use; or input for 12 VDC power adapter
• Environment: 0 to 50°C (32 to 122°F); RH max 100%
• Dimensions: 196 x 80 x 60 mm
• Weight: 500 g
• Product Contents: Supplied with DO probe, (2) HI 76407A/P membrane caps, HI 7041S electrolyte solution (30 ML), batteries, hard carrying case and instructions.

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• Master meter is a professional pH/mV meter with pH & mV measuring function.
• Microprocessor circuit assures maximum possible accuracy.
• Optional expandable plugs satisfy your different measurement demands one time on Conductivity, TDS (Total Dissolved Solids), Dissolved Oxygen, ORP, pH measurement.
• Wide applications: water conditioning, aquariums, beverage, fish hatcheries, food processing, photography, laboratory, paper industry, school and college.

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• Accurate d. O. Measurements.
• Salinity and barometric compensation.
• Stores and recall data with temperature readings.
• Real time clock for each memory data.

• Ready indicator prompts whenever readings stabilizes.
• Hold function freezes readings for easy viewing and recording.
• Max/Min/AVG function helps to analyze the data.
• Auto Power off by selecting time frame.
• Powered by 4 AAA batteries.
• °C or °F unit switchable with 0.1°C/0.1°F resolution.
• Low battery indication and backlight function.
• Adjustable real date (Y-M-D) and real time (H:M:S) by pushing button.

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• Teflon Diaphram for Oxygen probe of DO-5509 , DO-5510, DO-5510HA
• 5 Pcs per pack.