Portable Multi-parameter Water Quality Meter LMPWM-A20 is adapted with different modes for measuring quality of water on different parameters. This meter can measure pH, ORP, conductivity, TDS content from test sample. It can store & recalls up to 500 sets of data. It is reliable and user friendly, suitable for outdoor measurements.

pH mode <table class='table table-striped table-bordered table-responsive'><tr><td><strong>pH measurement range</strong></td><td>(-2.000) to 20.000 pH</td></tr><tr><td><strong>pH accuracy</strong></td><td>± 0.002 pH</td></tr><tr><td><strong>pH calibration points</strong></td><td>1 - 5 points</td></tr><tr><td><strong>pH calibration solutions</strong></td><td>USA, NIST, DIN or user defined</td></tr></table>
ORP measurement <table class='table table-striped table-bordered table-responsive'><tr><td><strong>ORP measurement range</strong></td><td>-1999.9 to 1999.9 mV</td></tr><tr><td><strong>ORP accuracy</strong></td><td>±0.2 mV</td></tr><tr><td><strong>ORP calibration points</strong></td><td>1 point</td></tr><tr><td><strong>ORP calibration solutions</strong></td><td>mV & relative mV</td></tr></table>
Conductivity measurement <table class='table table-striped table-bordered table-responsive'><tr><td><strong>Conductivity measurement range</strong></td><td>0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm</td></tr><tr><td><strong>Conductivity accuracy</strong></td><td>± 0.5 % F.S.</td></tr><tr><td><strong>Conductivity calibration points</strong></td><td>1 - 5 points</td></tr><tr><td><strong>Conductivity calibration solutions</strong></td><td>10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm</td></tr><tr><td><strong>Temperature coefficient</strong></td><td>0.0 to 10.0 % / °C</td></tr><tr><td><strong>Compensation modes</strong></td><td>Linear or pre water</td></tr><tr><td><strong>Cell constant</strong></td><td>K = 0.1, 1, 10 or user-defined</td></tr><tr><td><strong>Normalization temperature</strong></td><td>20 °C or 25 °C</td></tr></table>
TDS measurement <table class='table table-striped table-bordered table-responsive'><tr><td><strong>TDS range</strong></td><td>0-100 ppt. (max. 200 ppt., depending on factor setting)</td></tr><tr><td><strong>TDS accuracy</strong></td><td>± 1 % F.S.</td></tr><tr><td><strong>TDS factor</strong></td><td>0.1 - 1.0 (default 0.5)</td></tr></table>
Temperature compensation 0 to 100 °C, 32 to 212 °F, Manual or Automatic
Stability conditions Low or high
Calibration due 0 to 31 days
Memory Stores up to 500 data sets
Output USB communication interface
Connector BNC, 6- pin MINI connector
Display LCD
Dimension (L × W × H) 170×85×30 mm
Weight 300 g
Power supply 3 × 1.5 V “AA batteries or DC 5 V power adapter
  • Common Features
  • Calibration due reminder informs operator to calibrate the meter regularly
  • Stability indicator displays the status of current measurement
  • Auto hold function freezes stable, final readings for better viewing and recording
  • Manual temperature calibration to rectify the deviations in temperature
  • Automatic temperature compensation for accurate measured value over the entire range
  • Selectable temperature units (°C or °F) for different application requirements
  • Expanded memory stores and recalls up to 500 readings
  • Help message as an operational guide, helps users for quick access to the parameters
  • Reset function automatically resumes all the setting back to factory default options
  • Store data is transferrable into computer via USB communication interface
  • pH mode
  • 1-5 points push button calibration to automatically identify pH buffer
  • Convenient to select pH buffer standard (USA/NIST/DIN) or custom
  • Automatic electrode slope display helps operator whether to replace the sensor
  • ORP mode
  • 1 point offset calibration to adjust the display value to known standard
  • Relative & absolute mV measurements for accurate ORP readings
  • Conductivity / TDS mode
  • 1-5 point for calibration with automatically identification of calibration solutions
  • Can select cell constant (0.1/1/10) and normalization temperature (20°C or 25°C)
  • TDS conversion factor, seawater, practical salinity measurements mode to meet different water quality measurement requirements
  • Linear or pure water compensation improves the measurement accuracy
The portable multi-parameter water quality meter is used for quality testing of water, and other solvents on different testing parameters in research and development labs, water resources and plants in nearby or remote area.

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.

Portable Multi-parameter Water Quality Meter LMPWM-A10

Portable Multi-parameter Water Quality Meter LMPWM-A10

  • pH mode
  • pH measurement range(-2.000) to 20.000 pHpH accuracy± 0.002 pHpH calibration points1 - 5 pointspH calibration solutionsUSA, NIST, DIN or user defined
  • ORP measurement
  • ORP measurement range-1999.9 to 1999.9 mVORP accuracy±0.2 mVORP calibration points1 pointORP calibration solutionsmV & relative mV
  • Ion measurement
  • Ion measurement range0 to 19999 ppm, mg/L, mol/LIon accuracy± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent)Ion calibration points2 - 5 pointsIon calibration solutions0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L
Portable Multi-parameter Water Quality Meter LMPWM-A11

Portable Multi-parameter Water Quality Meter LMPWM-A11

  • pH mode
  • pH measurement range(-2.000) to 20.000 pHpH accuracy± 0.002 pHpH calibration points1 - 5 pointspH calibration solutionsUSA, NIST, DIN or user defined
  • ORP measurement
  • ORP measurement range-1999.9 to 1999.9 mVORP accuracy±0.2 mVORP calibration points1 pointORP calibration solutionsmV & relative mV
  • Ion measurement
Portable Multi-parameter Water Quality Meter LMPWM-A21

Portable Multi-parameter Water Quality Meter LMPWM-A21

  • pH mode
  • pH measurement range(-2.000) to 20.000 pHpH accuracy± 0.002 pHpH calibration points1 - 5 pointspH calibration solutionsUSA, NIST, DIN or user defined
  • ORP measurement
  • ORP measurement range-1999.9 to 1999.9 mVORP accuracy±0.2 mVORP calibration points1 pointORP calibration solutionsmV & relative mV
  • Dissolved oxygen
  • DO concentration range0.00 to 20.00 mg/LDO accuracy± 0.2 mg/LCalibration points1 - 2 pointsPressure correction60.0 to 112.5 kPa, 450 - 850 mmHgSalinity correction0 to 50 g/L% Saturation of Oxygen0.0 to 200.0 %Accuracy± 2.0 %

pH Meter (Benchtop)

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.

Benchtop pH meter LBPM-B10

Benchtop pH meter LBPM-B10

  • pH measurement range
  • -2.000 to 20.000 pH
  • pH accuracy
  • ± 0.002 pH
  • Calibration points
  • 1-5 points
Benchtop pH meter LBPM-A11

Benchtop pH meter LBPM-A11

  • pH measurement range
  • 0.00 to 14.00 pH
  • pH accuracy
  • ± 0.01 pH
  • pH resolution
  • 0.01 pH
Benchtop pH Meter LBPM-B11

Benchtop pH Meter LBPM-B11

  • Temperature compensation
  • 0 to 100°C, 32°F to 212°F Manual or Automatic
  • Hold function
  • Manual or automatic endpoint detection
  • Stability criteria
  • Standard or High-accuracy
Benchtop pH meter LBPM-A20

Benchtop pH meter LBPM-A20

  • pH measurement range
  • -1.00 to 15.00 pH
  • pH accuracy
  • ± 0.01 pH
  • pH resolution
  • 0.01 pH

Benchtop Conductivity 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.

Benchtop conductivity meter LBCM-A11

Benchtop conductivity meter LBCM-A11

  • Conductivity measurement range
  • 0 - 20.0, 200.0, 2000 µS / cm, 200.0 mS / cm
  • Conductivity accuracy
  • ± 1 % F.S.
  • Conductivity resolution
  • 0.01, 0.1, 1
Benchtop Conductivity Meter LBCM-A13

Benchtop Conductivity Meter LBCM-A13

  • Conductivity measurement range
  • 0.000 μS/cm to 3000mS/cm
  • Resistivity measurement range
  • 5.00 Ω·cm to 100.0 MΩ·cm
  • TDS measurement range
  • 0.000 mg/L to 1000g/L
Benchtop Conductivity Meter LBCM-A14

Benchtop Conductivity Meter LBCM-A14

  • Conductivity Mode
  • Conductivity measurement range0.01-20.0, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cmConductivity accuracy±1% F.S.Conductivity resolution0.001, 0.01, 0.1, 1Conductivity calibration points1 to 3 pointsConductivity calibration solutions10 µS/cm , 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm
  • TDS Mode
  • TDS measurement Range0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt)TDS Accuracy± 1 % F.S.TDS Factor0.01 to 1.00 (default 0.5)TDS Calibration points3 points
  • Temperature Mode
  • Temperature range0 to 105°C, 32 to 221°FTemperature accuracy±1°CTemperature resolution0.1°C, 0.1°FTemperature calibration points1 pointTemperature Compensation Range and ModeManual or Automatic, 0 to 100°C , 32 to 212°FTemperature coefficient0.0 to 10.0 % per °C

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.

Benchtop Dissolved oxygen meter LBDO-A10

Benchtop Dissolved oxygen meter LBDO-A10

  • Dissolved oxygen range
  • 0.0 to 20.0 mg / L (or ppm)
  • Dissolved oxygen accuracy
  • ± 0.5 mg / L
  • Resolution
  • 0.1 mg / L
Benchtop Dissolved oxygen meter LBDO-A11

Benchtop Dissolved oxygen meter LBDO-A11

  • Dissolved oxygen range
  • 0.0 to 20.0 mg / L (or ppm)
  • Dissolved oxygen accuracy
  • ± 0.2 mg / L
  • Resolution
  • 0.01 mg / L

Benchtop Ion 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.

Benchtop Ion meter for Na, LBIM-A12

Benchtop Ion meter for Na, LBIM-A12

  • Ion measurement range
  • Na range: 1 × 105 - 1 M, 0.1 - 23000 ppm
  • Ion measurement accuracy
  • ± 0.5 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for Cn, LBIM-A21

Benchtop Ion meter for Cn, LBIM-A21

  • Ion measurement range
  • Cn range: 5 × 106 – 0.01 M, 0.2 – 260 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for S, LBIM-A24

Benchtop Ion meter for S, LBIM-A24

  • Ion measurement range
  • S range: 1×107 - 1M, 0.003-32100 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for I, LBIM-A26

Benchtop Ion meter for I, LBIM-A26

  • Ion measurement range
  • I range: 1×108- 1M, 0.06 -127000 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1