Dissolved Oxygen Meter

• Extended range up to 300%
• Extended altitude compensation to 4000m
• Extended salinity compensation to 40 g/L
• Automatic calibration in air
• PC compatible
• Data logging and storage of up to 8000 samples

• Range: (DO) 0.00 to 4 5.00 ppm (mg/L)
• Range: (%Saturation O2) 0.0 to 300.0%
• Range: (Temp) 0.0 to 50.0°C
• Resolution: (DO) 0.01 ppm (mg/L)
• Resolution: (%Saturation O2) 0.1%
• Resolution: (Temp) 0.1°C
• Accuracy (@20°C/68°F): (DO) ±1.5%F.S.
• Accuracy (@20°C/68°F): (%Saturation O2) ±1.5%F.S.
• Accuracy (@20°C/68°F): (Temp) ±0.5°C
• DO Calibration: automatic, 1 or 2 points at 0%(with HI 7040 solution) and 100%(in air)
• Altitude Compensation: 0 to 4000 m (with 100 m resolution)
• Salinity Compensation: 0 to 40 g/L (with 1 g/L resolution)
• Temperature Compensation: automatic, 0.0 to 50.0°C
• Probe: (included) HI 76407/2 with 2 m cable (included)
• Logging Interval: 1, 15, 30 seconds or 1, 2, 5, 15, 30, 60, 120, 180 minutes
• PC Connection: RS232 serial port (opto-isolated)
• Power Supply: (included) 12 VDC adapter
• Environment: 0 to 50°C; RH 95%
• Dimensions/Weight: 240 x 182 x 74 mm / 1.1 kg
• Product Contents: HI 2400 is supplied with dissolved oxygen probe, (2) HI 76407A membrane caps, HI 7041S electrolyte solution (30 ML), power adapter and instructions.

• 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.

• Pocket size
• With m-Pcircuit
• LCD with annunciator.
• Max., Min, Memory recall button.
• DO, Oxygen in air, Temperature, ATC, Auto calibration.

• 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.

• Extended range up to 300%
• Extended altitude compensation to 4000m
• Extended salinity compensation to 40 g/L
• Automatic calibration in air
• PC compatible
• Data logging and storage of up to 8000 samples

• Range: (DO) 0.00 to 4 5.00 ppm (mg/L)
• Range: (%Saturation O2) 0.0 to 300.0%
• Range: (Temp) 0.0 to 50.0°C
• Resolution: (DO) 0.01 ppm (mg/L)
• Resolution: (%Saturation O2) 0.1%
• Resolution: (Temp) 0.1°C
• Accuracy (@20°C/68°F): (DO) ±1.5%F.S.
• Accuracy (@20°C/68°F): (%Saturation O2) ±1.5%F.S.
• Accuracy (@20°C/68°F): (Temp) ±0.5°C
• DO Calibration: automatic, 1 or 2 points at 0%(with HI 7040 solution) and 100%(in air)
• Altitude Compensation: 0 to 4000 m (with 100 m resolution)
• Salinity Compensation: 0 to 40 g/L (with 1 g/L resolution)
• Temperature Compensation: automatic, 0.0 to 50.0°C
• Probe: (included) HI 76407/2 with 2 m cable (included)
• Logging Interval: 1, 15, 30 seconds or 1, 2, 5, 15, 30, 60, 120, 180 minutes
• PC Connection: RS232 serial port (opto-isolated)
• Power Supply: (included) 12 VDC adapter
• Environment: 0 to 50°C; RH 95%
• Dimensions/Weight: 240 x 182 x 74 mm / 1.1 kg
• Product Contents: HI 2400 is supplied with dissolved oxygen probe, (2) HI 76407A membrane caps, HI 7041S electrolyte solution (30 ML), power adapter and instructions.

• Pocket size
• 3½ LCD Display (13mm).
• Range : 0~20 mg/L.
• Resolution : 0.1 mg/L.
• Accuracy (23 + 5º C) : 0.4% mg/L.
• Sensor : Polarographic type probe with an incorporated Temperature Sensor.

• 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.

• 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.

• 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 ).

Features:

• 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.

Specifications:

• - Circuit: Custom one-chip of microprocessor LSI circuit.
• - Display: Dual function meter's display, 13 mm ( 0.5" ).
• - Measurement: pH 0 -14 phmV 1999 mV
• - Intelligent functions and Optional Accessories