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Benchtop pH meter LBPM-A20

Benchtop pH meter LBPM-A20

Benchtop pH meter LBPM-A20 is a high performance pH meter with large LCD display to read pH & temperature measurements. With -1.00 to 15.00 pH range it is suitable for daily measurement of pH in research laboratories as well as water quality testing units. Automatic calibration can be performed at 1-3 points using standard USA or NIST pH buffers. It offers automatic or manual temperature compensation of pH measurements.

Specifications Features Applications Standard Accessories Optional Accessories Get Quote View Catalog


pH measurement range -1.00 to 15.00 pH
pH accuracy ± 0.01 pH
pH resolution 0.01 pH
Calibration points 1-3 points
Calibration solutions USA (pH 4.0/7.00/10.01), NIST (pH 4.01/6.86/9.18)
Temperature compensation 0 to 100°C, 32 to 212°F
Compensation mode Manual or automatic
mV range -1000 to 1000 mV
mV accuracy ±1mV
mV resolution 1 mV
Temperature range 0 to 105°C, 32 to 221°F
Temperature accuracy ±1°C
Temperature resolution 0.1°C
Hold function Manual or automatic endpoint detection
Power off Manual or automatic (180 minutes after last key is pressed)
Reset function Yes
Connector BNC
Display LCD
Dimension (L*W*H) 210×205×75 mm
Weight 1.5 kg
Power DC9V, AC adapter, AC220V/50Hz


Equipped with white backlit LCD display

pH measurement range: -1.00 to 15.00 pH

1-3 points calibration to automatically identify standard pH buffer

Automatic electrode slope display helps operator whether to replace the sensor

Automatic temperature compensation for accurate measured value over the entire range

Auto hold function freezes stable, final readings for better viewing and recording

Manual temperature calibration to rectify the deviations in temperature

Universal BNC connector

Built-in solution holder

Reset function automatically resumes all the setting back to factory default options

Selectable temperature units (°C or °F) for different application requirements

Help message as an operational guide, helps users for quick access to the parameters


Benchtop pH meter is used for research education purpose, quality testing in water and waste water management plants, food and beverage industry & other liquids & solvents.

Standard Accessories

pH electrode
Temperature probe
pH buffer solutions (pH 4.0/7.00/10.01)
DC9V power adapter

Optional Accessories

pH buffer solutions USA (pH 4.0/7.00/10.01), NIST (pH 4.01/6.86/9.18)
Temperature probe
pH probe suitable for various measurements (e.g. liquids, biofuels, Tris buffers, slurries, colloids, micro volume samples etc.)

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