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Water Testing | Benchtop Dissolved oxygen meter LBDO-A11

Benchtop Dissolved oxygen meter LBDO-A11

Benchtop Dissolved oxygen meter LBDO-A11 is equipped with polarographic sensor to measure the dissolved oxygen content. The manual salinity & barometric pressure compensation helps in accurate measurement of dissolved oxygen. The system menu of dissolved oxygen meter can set 9 parameters such as stability conditions, calibration points etc. This meter stores and recalls up to 500 sets of data & data is transferrable to PC via USB interface.

Dissolved oxygen range 0.0 to 20.0 mg / L (or ppm)
Dissolved oxygen accuracy ± 0.2 mg / L
Resolution 0.01 mg / L
Calibration points 1 - 2 points
Sensor type Polarographic DO probe
Temperature compensation range 0 to 50 °C, 32 to 122 °F
Barometric pressure correction 60.0 to 112.5 kPa, 450 to 850 mmHg
Salinity correction 0 - 50 g / L
% of saturation of oxygen range 0.0 to 200.0 %
% of saturation of oxygen accuracy ± 2.0 % F.S.
% of saturation of oxygen resolution 0.1, 1 %
System menu Allows setting of 9 parameters
Data hold function Manual or automatic endpoint detection
Power off Manual or automatic (10, 20, 30 minutes)
Reset function Yes
Memory Stores up to 50 data sets
Display Backlit LCD (130 × 110 mm)
Connector 6 pin mini plug
Stability conditions Low or high
Calibration due 0 to 31 days
Power DC 5 V, use of AC adapter, AC 220 V / 50 Hz
Dimension (L × W × H) 210 × 188 × 60 mm
Weight 1.5 kg
  • Equipped with polarographic sensor
  • Equipped with large backlit LCD display
  • 1-2 points calibration using air saturated water & zero oxygen solution
  • Manual salinity & barometric pressure compensation for better measurement of dissolved oxygen
  • System menu allows setting the 9 optional parameters
  • Automatic temperature compensation for accurate measured value over the entire range
  • Auto hold function freezes stable, final readings for better viewing and recording
  • Built-in real time clock stamps store data to meet GLP standard
  • Expanded memory stores and recalls up to 500 readings
  • Reset function automatically resumes all the settings to default mode
  • Help message as an operational guide for quick beginning to the dissolved oxygen meter
Polarographic sensor
30 mL electrolyte solution per bottle
Membrane cap

Benchtop dissolved oxygen meter has applications in water & waste water management industry, environmental monitoring, surface ground water, research & development, education to detect content of dissolved oxygen.

Related Products of Benchtop Dissolved Oxygen Meter

Labtron benchtop meters are easy to use. The LCD display, manual or automatic mode of calibration, universal connector and other features are included in this range to produce accurate, reliable results. It consist of benchtop meter for measuring pH, conductivity, dissolved oxygen content, Ion concentration, water hardness level. These meters are suitable for simple to complex applications in water quality testing, research and analysis etc.

Dissolved oxygen range 0.0 to 20.0 mg / L (or ppm)
Dissolved oxygen accuracy ± 0.5 mg / L
Resolution 0.1 mg / L
Calibration points 1 - 2 points

Portable Dissolve Oxygen Meter

Labtron portable meters are used in quality analysis of water and other solutions. With portability, waterproof features, finds applications in indoor as well as outdoor measurement of pH, ORP, dissolved oxygen, water hardness, salinity, TDS etc.

Dissolved oxygen range 0.0 - 20.0 mg / L (or ppm)
Dissolved oxygen accuracy ± 0.2 mg / L
Resolution 0.01 mg / L
Calibration points 1 - 2 points
Dissolved oxygen range 0.0 to 20.0 mg / L (or ppm)
Dissolved oxygen accuracy ± 0.5 mg / L
Resolution 0.1 mg / L
Calibration points 1 - 2 points
Range 0 to 1.0 aw
Resolution 0 to 1.0 aw
Accuracy ± 0.02 aw
Sensor Nonconductive humidity sensor
Measuring range Water activity 0 to 0.980 aw (no condensing )
Temperature range 0 to 50°C
Measurement accuracy ± 0.015 aw
Temperature accuracy ± 0.5°C
Residual chlorine/total chlorine
Range 0.00 to 5.00 mg/L
Accuracy 0.001 mg/L 0.001 ABS
Repeatability Lower detection limit ≤0.02 mg/L
Chlorine dioxide
Range 0.00 to 10.00 mg/L
Resolution 0.001 mg/L 0.001 ABS
Accuracy ≤2 mg/L: ±0.10 mg/L ˃2 mg/L: ±5 %
Lower detection limit ≤0.04 mg/L
Light source LED
Wavelength of light 515 nm

Portable Multi Parameter Water Quality Meter

Labtron portable meters are used in quality analysis of water and other solutions. With portability, waterproof features, finds applications in indoor as well as outdoor measurement of pH, ORP, dissolved oxygen, water hardness, salinity, TDS etc.

pH mode
pH measurement range (-2.000) to 20.000 pH
pH accuracy ± 0.002 pH
pH calibration points 1 - 5 points
pH calibration solutions USA, NIST, DIN or user defined
ORP measurement
ORP measurement range -1999.9 to 1999.9 mV
ORP accuracy ±0.2 mV
ORP calibration points 1 point
ORP calibration solutions mV & relative mV
Ion measurement
Ion measurement range 0 to 19999 ppm, mg/L, mol/L
Ion accuracy ± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent)
Ion calibration points 2 - 5 points
Ion calibration solutions 0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L
Conductivity measurement
Conductivity measurement range 0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm
Conductivity accuracy ± 0.5 % F.S.
Conductivity calibration points 1 - 5 points
Conductivity calibration solutions 10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm
Temperature coefficient 0.0 to 10.0 % / °C
Compensation modes Linear or pre water
Cell constant K = 0.1, 1, 10 or user-defined
Normalization temperature 20 °C or 25 °C
pH mode
pH measurement range (-2.000) to 20.000 pH
pH accuracy ± 0.002 pH
pH calibration points 1 - 5 points
pH calibration solutions USA, NIST, DIN or user defined
ORP measurement
ORP measurement range -1999.9 to 1999.9 mV
ORP accuracy ±0.2 mV
ORP calibration points 1 point
ORP calibration solutions mV & relative mV
Ion measurement
Ion measurement range
Ion accuracy
Ion calibration points
Ion calibration solutions
Conductivity measurement
Conductivity measurement range 0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm
Conductivity accuracy ± 0.5 % F.S.
Conductivity calibration points 1 - 5 points
Conductivity calibration solutions 10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm
Temperature coefficient 0.0 to 10.0 % / °C
Compensation modes Linear or pre water
Cell constant K = 0.1, 1, 10 or user-defined
Normalization temperature 20 °C or 25 °C
pH mode
pH measurement range (-2.000) to 20.000 pH
pH accuracy ± 0.002 pH
pH calibration points 1 - 5 points
pH calibration solutions USA, NIST, DIN or user defined
ORP measurement
ORP measurement range -1999.9 to 1999.9 mV
ORP accuracy ±0.2 mV
ORP calibration points 1 point
ORP calibration solutions mV & relative mV
Conductivity measurement
Conductivity measurement range 0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm
Conductivity accuracy ± 0.5 % F.S.
Conductivity calibration points 1 - 5 points
Conductivity calibration solutions 10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm
Temperature coefficient 0.0 to 10.0 % / °C
Compensation modes Linear or pre water
Cell constant K = 0.1, 1, 10 or user-defined
Normalization temperature 20 °C or 25 °C
TDS measurement
TDS range 0-100 ppt. (max. 200 ppt., depending on factor setting)
TDS accuracy ± 1 % F.S.
TDS factor 0.1 - 1.0 (default 0.5)
COD
COD determination range 2 to 10000 mg/ L
COD measurement accuracy COD < 50 mg/ L, ≤ ± 10 % and COD > 50 mg/ L, ≤ ± 5 %
COD minimum detection limit 0.1 mg/ L
COD measurement time 20 minutes
COD repeatability ≤ ± 5 %
Processing sample number per batch
Consumables for colorimetric COD measurement Colorimetric tubes and Cuvette
COD reactor digestion temperature 165 ± 0.5°C
COD reactor digestion time 10 min
COD reactor time setting switches 3 pcs
Anti-chlorine interference (Cl) < 1000 mg/ L No effect
Ammonia nitrogen
Ammonia nitrogen determination range 0.02 to 60 mg/ L
Ammonia nitrogen measurement accuracy ≤ ± 10 %
Ammonia nitrogen minimum detection limit 0.01 mg/ L
Ammonia nitrogen measurement time 10 to 15 minutes
Ammonia nitrogen repeatability ≤ ± 5 %
Processing sample number per batch
Consumables for colorimetric ammonia nitrogen measurement Colorimetric tubes and Cuvette
Ammonia nitrogen reactor time setting switches 3 pcs
Total phosphorous
Total phosphorous determination range 0.002 to 20 mg/ L
Total phosphorous total phosphorous measurement accuracy ≤ ± 5 %
Total phosphorous minimum detection limit 0.001 mg/ L
Total phosphorous measurement time 35 to 50 minutes
Total phosphorous repeatability ≤ ± 5 %
Processing sample number per batch
Consumables for colorimetric total phosphorous measurement Colorimetric tubes and Cuvette
Total phosphorous reactor digestion temperature 120 ± 0.5°C
Total phosphorous reactor digestion time 30 min
Total phosphorous reactor time setting switches 3 pcs
Turbidity
Turbidity determination range 0.5 to 400 NTU
Turbidity measurement accuracy ≤ ± 5 %
Turbidity minimum detection limit 0.1 NTU
Turbidity measurement time 1 minute
Turbidity repeatability ≤ ± 5 %
Consumables for colorimetric turbidity measurement Colorimetric Cuvette
COD
COD determination range 5 to 5000 mg/ L
COD measurement accuracy COD < 50 mg/ L, ≤ ± 10 % and COD > 50 mg/ L, ≤ ± 5 %
COD minimum detection limit 0.1 mg/ L
COD measurement time 20 minutes
COD repeatability ≤ ± 5 %
Processing sample number per batch 12 pcs
Consumables for colorimetric COD measurement Colorimetric tubes and Cuvette
COD reactor digestion temperature 165 ± 0.5°C
COD reactor digestion time 10 min
COD reactor time setting switches 3 pcs
Anti-chlorine interference (Cl) < 1000 mg/ L No effect
Ammonia nitrogen
Ammonia nitrogen determination range 0.02 to 30 mg/ L
Ammonia nitrogen measurement accuracy ≤ ± 10 %
Ammonia nitrogen minimum detection limit 0.01 mg/ L
Ammonia nitrogen measurement time 10 to 15 minutes
Ammonia nitrogen repeatability ≤ ± 5 %
Processing sample number per batch 20 pcs
Consumables for colorimetric ammonia nitrogen measurement Colorimetric tubes and Cuvette
Ammonia nitrogen reactor time setting switches 3 pcs
Total phosphorous
Total phosphorous determination range 0.002 to 10 mg/ L
Total phosphorous total phosphorous measurement accuracy ≤ ± 5 %
Total phosphorous minimum detection limit 0.001 mg/ L
Total phosphorous measurement time 35 to 50 minutes
Total phosphorous repeatability ≤ ± 5 %
Processing sample number per batch 12 pcs
Consumables for colorimetric total phosphorous measurement Colorimetric tubes and Cuvette
Total phosphorous reactor digestion temperature 120 ± 0.5°C
Total phosphorous reactor digestion time 30 min
Total phosphorous reactor time setting switches 3 pcs
Turbidity
Turbidity determination range 0.5 to 400 NTU
Turbidity measurement accuracy ≤ ± 5 %
Turbidity minimum detection limit 0.1 NTU
Turbidity measurement time 1 minute
Turbidity repeatability ≤ ± 5 %
Consumables for colorimetric turbidity measurement Colorimetric Cuvette