Portable Dissolved Oxygen Tester LPDO-A10

Portable Dissolved Oxygen Tester LPDO-A10

Portable Dissolved Oxygen Tester LPDO-A10 supports up to 12 parameters: pH, EC, ISE, DO, Temperature, mV, ORP, pX, Resistivity, TDS, Salinity, and DO Saturation. It is equipped with a 4.3-inch high-contrast LCD touchscreen for easy parameter setting. The intelligent system includes user, calibration, electrode methods, and data management. The automatic and manual temperature compensation ensures highly accurate readings in diverse environmental conditions.
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pH Range -2.000 to 20.000 pH
pH Resolution 0.1, 0.01, 0.001 pH
pH Accuracy ±0.002 pH
pH Calibration Points Up to 8
pH Standard Customization Yes
pH Standard Recognition USA, NIST, MERK, JIS, GB and DIN buffers
pH Calibration Reminder Yes
pH Slope Limit Yes
Selectable Pressure Units kPa, mbar, Torr, Atm
mV/ORP Range -2000.00 to 2000.00 mV
mV/ORP Resolution 0.1, 0.01 mV
mV/ORP Accuracy ±0.1 mV or ±0.3% of reading (whichever is greater)
EH ORP Mode Yes
ORP Calibration Points 1 custom point (relative mV)
pX Range -2.000 to 20.000 pX
pX Resolution 0.1, 0.01, 0.001 pX
pX Accuracy ±0.002 pX
pX Calibration Points Up to 6
ISE (Ion Selective Electrode) Range 1E-9 to 9.999E5
ISE Units mol/L, mmol/L, g/L, mg/L, µg/L
ISE Resolution Up to 4 significant digits
ISE Calibration Points Up to 8
Conductivity Range 0.000 μS/cm to 500.000 mS/cm
Conductivity Resolution 0.001 μS/cm minimum (changes with range)
Conductivity Accuracy ±0.5% FS
Reference Temperature 5, 10, 15, 18, 20, 25 °C
Conductivity Calibration Points Up to 5
Conductivity Calibration Reminder Yes
Conductivity Standard Recognition 10 μS/cm, 84 μS/cm, 500 μS/cm, 1413 μS/cm, 12.88 mS/cm
Resistivity Range 5.000Ω·cm to ~100.0MΩ·cm
Resistivity Resolution 0.010Ω·cm minimum
Resistivity Accuracy ±0.5% FS
TDS (Total Dissolved Solids) Range 0.000mg/L to ~100g/L
TDS Resolution 0.001mg/L minimum (changes with range)
TDS Accuracy ±0.5%
Salinity Range 0.00 to 8.00%
Salinity Resolution 0.0001
Salinity Accuracy ±0.1%
Salinity Sensor Type Polarographic
Dissolved Oxygen Concentration Range 0.00 to 99.99 mg/L
DOC Resolution 0.01mg/L
DOC Accuracy ±0.3mg/L (0.00 to 20.00mg/L), ±10% (20.00 to 99.99mg/L)
DOC Calibration Reminder Yes
DOC Calibration Points Air-saturated water or zero point
Barometric Compensation Yes
Manual Salinity Factor Correction Yes
Saturation Range 0.0% to 600.0%
Saturation Resolution 0.001
Saturation Accuracy ±10%
Temperature Range -10 to 135°C, 14 to 275°F
Temperature Resolution °C, °F
Temperature Relative Accuracy ±0.2
Reading Mode Auto Read (Fast, Medium, Slow), Timed, Continuous
Reading Prompts Reading, Stable, Locked
Data Storage 1000 Groups
GLP Features Yes
pH Electrode BNC/Q9
Temp./DO Probe 4-pin aviation connector
Temp./EC Probe 5-pin aviation connector
USB Type USB 2.0 flash memory device, PC, scanner
Bluetooth Yes
Backlight Yes
Auto Shutdown 300, 600, 1200, 1800, 3600 seconds; off
IP Rating IP65
Date and Time Yes
Power Rechargeable Lithium battery; AC Adapter
Adapter 100-240V AC input, DC5V output
Dimensions 90 × 255 × 44 mm
Weight 0.5 Kg
  • USB communication supported
  • Auto power-off for extended battery life
  • Reset feature restores factory settings
  • IP65 waterproof for outdoor use
  • Supports air-saturated water
  • Supports zero oxygen calibration
  • Barometric pressure compensation
  • Manual salinity factor correction
The Portable Dissolved Oxygen Tester LPDO-A10 is ideal for water quality testing in environmental monitoring, aquaculture, wastewater treatment, and laboratory research. Its precision, multi-mode readings, and rugged IP65 waterproof design make it perfect for both fieldwork and lab use.

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