Online pH Controller LOPC-A10 features 1 to 3 points pH calibration system, and 4 to 20 mA output signal transmitter. The large and clear back light LCD displays Calibration and setup values, temperature values, ATC (automatic temperature compensation) values, high and low limit of measurement. The automatic electrode slope display helps user decide when to replace the sensor.

pH measurement range 01.00 to 15.00 pH
pH calibration points 1 to 3 points
pH Buffer Solutions USA (pH 4.01, 7.00, 10.01) or NIST (pH 4.01, 6.86, 9.18)
pH accuracy ± 0.01 pH
pH resolution 0.01 pH
mV measurement range -1000 to 1000 mV
mV accuracy ± 1 mV
mV resolution 1 mV
Temperature range 0 to 100°C , 32 to 212°F
Temperature calibration points 1 point
Temperature calibration range ± 10°C
Temperature accuracy ± 1°C
Temperature resolution 0.1°C
Signal output 4 to 20 mA
Load Max 500
Low and high alarm limits 1.00 to 10.00 pH, selectable
Connection Interface RS485
Connection Terminals Detectable screw terminals
Temperature compensation Automatic, 0 to 100°C , 32 to 212°F
Environmental conditions Ambient temperature to ≤ 60°C, RH ≤ 80%
Display LCD
Power DC 24 V
Dimension (L*W*H) 96 × 96 × 75 mm
Weight 350 g
  • Equipped with industrial pH electrode
  • 1 to 3 pH calibration points with ‘Automatic buffer recognition’
  • ATC mode for accurate readings over entire range
  • Low high alarm limits set automatically activate an external device
  • Selectable temperature units °C or °F for diff. applications
  • System menu allows setting of up to 9 parameters
  • Reset features to resumes all setting back to default
  • Manual temperature calibration improves accuracy
Used to measure pH in waste water treatment and quality inspection plants, filtration systems, RO treatment water plants, Agriculture, Aquaculture, and research industry.

Online pH Controller

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-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 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-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-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 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-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 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 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-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 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 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 Cu, LBIM-A27

Benchtop Ion meter for Cu, LBIM-A27

  • Ion measurement range
  • Cu range: 1×108 - 1M, 0.06-6400 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for Pb, LBIM-A25

Benchtop Ion meter for Pb, LBIM-A25

  • Ion measurement range
  • Pb range: 1×108 – 0.1M, 0.2-20700 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for Ca, LBIM-A13

Benchtop Ion meter for Ca, LBIM-A13

  • Ion measurement range
  • Ca range: 5 × 107 - 1 M, 0.02 - 4000 ppm
  • Ion measurement accuracy
  • ± 0.5 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1
Benchtop Ion meter for NH3 , LBIM-A20

Benchtop Ion meter for NH3 , LBIM-A20

  • Ion measurement range
  • NH3 range: 1 × 106 - 1 M, 0.02 - 17000 ppm
  • Ion measurement accuracy
  • ± 1 % F.S.
  • Resolution
  • 0.001, 0.01, 0.1, 1