Portable Multiparameter Water Quality Meter LX100PQM is a handheld device for fast, accurate measurement of pH, DO, turbidity, conductivity, TDS, salinity, temperature, and ion levels. Ideal for field testing, labs, environmental monitoring, drinking water analysis, and industrial or aquaculture applications.
| pH range | -2.000 - 20.000 pH |
|---|---|
| pH resolution | 0.001, 0.01, 0.1 pH (Selectable) |
| pH accuracy | ± 0.002 pH |
| pH calibration points | 1 to 5 Points |
| pH buffer options | USA, NIST, DIN, 2 Custom buffers |
| ORP range | ± 1999.9 mV |
| ORP resolution | 0.1, 1 mV, Selectable |
| ORP accuracy | ± 0.2 mV |
| ORP calibration points | 1 Point |
| Ion range | 0.001 - 19999 (Depending on the range of ISE) |
| Ion resolution | 0.001, 0.01, 0.1, 1 |
| Ion accuracy | ± 0.5 % F.S. (Monovalent) ± 1 % F.S. (Divalent) |
| Ion measurement unit | Ppm, mg /L, mol /L, mmol /L |
| Ion calibration points | 2 to 5 Points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000) |
| Conductivity range | 0.01 - 20.00, 200.0, 2000 μS /cm, 20.00, 200.0 mS /cm |
| Conductivity resolution | 0001, 0.01, 0.1, 1 |
| Conductivity accuracy | ± 0.5 % F.S. |
| Conductivity calibration points | 1 to 5 Points |
| Conductivity calibration solutions | 10 μS /cm, 84 μS /cm, 1413 μS /cm, 12.88 mS /cm, 111.8 mS /cm |
| Conductivity temperature coefficient | Linear (0.0 - 10.0 % /°C ), Pure water |
| Conductivity reference temperature | 20 / 25°C |
| Conductivity cell constant | K= 0.1, 1, 10 or Custom |
| TDS range | 0 - 10.00, 100.0, 1000 ppm, 10.00, 200.0 ppt |
| TDS resolution | 001, 0.1, 1 |
| TDS accuracy | ± 1 % F.S. |
| TDS factor | 0.1 - 1.0 (Default 0.5) |
| Salinity range | 0.00 - 42.00 psu, 0.00 - 80.00 ppt |
| Salinity resolution | 0.01 |
| Salinity accuracy | ± 1 % F.S. |
| Resistivity range | 0.00 - 20.00 MΩ |
| Resistivity resolution | 0.01 |
| Resistivity accuracy | ± 1 % F.S. |
| DO range | 0.00 - 20.00 mg /L, 0.0 - 200.0 % Saturation |
| DO resolution | 001 mg /L, 0.1 % |
| DO accuracy | ± 0.2 mg /L, ± 2.0 % |
| DO calibration points | 1 or 2 Points |
| DO barometric pressure | 60.0 - 112.5 kPa |
| DO correction | 450 - 850 mmHg, Manual |
| DO salinity correction | 0.0 - 50.0 g /L, Manual |
| Temperature compensation | 0 - 100°C /32 - 212°F, Manual or automatic |
| Memory | 500 Data sets, USB Communication interface |
| Power supply | 3 x 1.5 V AA Batteries or DC5 V Power adapter |
| External dimension (W x D x H) | 170 x 85 x 30 mm |
| Net weight | 0.3 Kg |
| Packing dimension (W x D x H) | 450 x 320 x 100 mm |
| Gross weight | 3 Kg |
High-precision titanium alloy probes for enhanced sensitivity and durability
1 - 5 Point calibration with automatic recognition of USA, NIST, DIN buffers
Automatic Temperature Compensation (ATC) for accurate readings across all temperatures
Auto power-off to conserve battery
Automatic data logging with 500 memory sets for easy retrieval and comparison
Salinity and barometric pressure compensation to reduce measurement errors
USB interface for seamless data transfer
Suitable for aquaculture, hydroponics, marine, aquarium, and general water sources
Ideal for aquaculture, hydroponics, marine environments, and aquariums, as well as field and laboratory water testing. It accurately monitors physical, chemical, and biological water parameters for research, environmental monitoring, and water safety compliance.
pH Electrode
Conductivity electrode
Dissolved oxygen electrode
Temperature probe
pH 4.01, 7.00, 10.01 buffer reagents
Conductivity standard solutions 84 µS/cm, 1413 µS/cm, 12.88 mS/cm
DO Electrolyte solution
DO Membrane cap
Electrode clip
Carrying case
Labdex offers the Benchtop Conductivity Meter for precise measurement of electrical conductivity in water and solutions. Featuring high accuracy, automatic temperature compensation, and a clear digital display, it is ideal for laboratory water testing, environmental monitoring, industrial water treatment, and aquaculture applications.
Labdex provides the Benchtop pH ION Meter for precise measurement of pH and ion concentrations. With automatic calibration, temperature compensation, and durable electrodes, it is widely used in laboratory research, aquaculture, and water treatment facilities.
Labdex presents the Benchtop pH ORP Meter for dual measurement of pH and oxidation-reduction potential (ORP). It provides precise results, automatic calibration, and is ideal for water treatment plants, environmental laboratories, and industrial water monitoring.
