Benchtop Multi-parameter Water Quality Meter LMPWM-A41 measures pH from -2.00 to 20.00, ensuring precise analysis. This meter offers a conductivity range of 0.000 to 1000 mS/cm for various testing needs. Our unit offers up to 5-point calibration for flexible measurement. It provides RS232 and USB connectivity with GLP compliance for secure data management. It has a clear backlit display to deliver dependable operation under various conditions.
| pH Range | -2.00 to 20.00 pH |
| pH Resolution | 0.1, 0.01 pH |
| pH Accuracy | ± 0.01 pH |
| pH Calibration Points | Up to 5 |
| pH Standard Customization | Yes |
| pH Buffer Solutions | NIST, GB, USA, DIN buffers |
| pH Slope Limit | Yes |
| Ion Measurement Unit | μg/L, mg/L, g/L, mmol/L, and PX |
| Ion Measurement Methods | Fˉ, Clˉ, Brˉ, Iˉ, NO³ˉ, BF⁴ˉ, NH⁴⁺, K⁺, Na⁺, Ca²⁺, Cu²⁺, Pb²⁺, Ag⁺ |
| mV Range | -2000.0 to 2000.0 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ± 0.3 mV or ± 0.1% |
| pX Range | -2.00 to 20.00 pX |
| pX Resolution | 0,1, 0.01 pX |
| pX Accuracy | ± 0.01 pX |
| pX Calibration Points | Up to 5 |
| ISE Range | mol/L, mmol/L, g/L, mg/L, μg/L, ppm, ppb |
| ISE Unit | 1.000e-9 to 9.999e+9 |
| ISE Resolution | Up to 4 significant digits |
| ISE Accuracy | ± 0.5% |
| ISE Calibration Points | Up to 5 |
| Conductivity Range | 0.000 μS/cm to 1000 mS/cm |
| Conductivity Resolution | 0.001 μS/cm minimum |
| Conductivity Accuracy | ± 1.0% F S |
| Conductivity Reference Temperature | 20, 25 ºC |
| Conductivity Calibration Points | Up to 3 |
| Conductivity Standard Recognition | 84μS/cm, 1413μS/cm, 12.88mS/cm |
| Resistivity Range | 5.00 Ω·cm to 20.00 MΩ·cm |
| Resistivity Resolution | 0.01 Ω·cm |
| Resistivity Accuracy | ± 1.0% F S |
| TDS Range | 0.00 ppm to 300 ppt |
| TDS Resolution | 0.01mg/L minimum |
| TDS Accuracy | ± 1.0% F S |
| Salinity Range | 0.0 to 80.0 ppt |
| Salinity Resolution | 0.1 ppt |
| Salinity Accuracy | ± 2 ppt |
| Dissolved Oxygen Concentration Range | 0.00 to 20.00 ppm |
| Dissolved Oxygen Concentration Resolution | 0.01 ppm |
| Dissolved Oxygen Concentration Accuracy | ± 0.10 ppm |
| Dissolved Oxygen Concentration Calibration Points | Air-saturated water or zero point |
| Saturation Range | (0.0 to 200.0) % |
| Saturation Resolution | 0.10% |
| Saturation Accuracy | ± 2.0% |
| Temperature Range | -5 to 110 ºC, (23 to 230 ºF) |
| Temperature Unit | ºC, ºF |
| Temperature Resolution | 0.1ºC |
| Temperature Accuracy | ± 0.2ºC |
| Display Reading Mode | Auto Read (Fast, Medium, Slow), Timed, Continuous |
| Reading Prompts | Reading, Stable, Locked |
| Date And Time | Yes |
| Temperature Compensation Mode | ATC, MTC |
| Data Storage | 500 Results each |
| GLP Features | Yes |
| pH Electrode | BNC (Q9) |
| DO with Temp. Probe | 4-pin aviation connector |
| Conductivity with Temp. Probe | 5-pin aviation connector |
| Output | RS232 USB port, PC, printer |
| Backlight | Yes |
| Auto Shutdown | 1 to 60 min, off |
| IP Rating | IP54 |
| Power | AC Adapter, 100-240 V AC input, DC 9V output |
| Dimensions | 242 × 195 × 68 mm |
| Packaging Dimension | 370 × 305 × 330 mm |
| Net Weight | 900 g (1.98 lb) |
| Gross Weight | 3.5 Kg |
Our Benchtop Multi-Parameter Water Quality Meter is applicable in research testing, and quality analysis of water, and other general liquids across water plants, food and beverages production units, laboratories, and institutes.
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Benchtop Multi-parameter Water Quality Meter LMPWM-A41 Catalog
Labtron offers a wide range of Benchtop Multi-Parameter Water Quality Meters for accurate analysis of various parameters. Their compact and lightweight design allows measurement of pH, conductivity, dissolved oxygen, salinity, and more. These meters support data storage and efficient data export for further analysis. The built-in microprocessor enables various functions such as auto-calibration, self-diagnosis, and clock display. Our Benchtop Multi-Parameter Water Quality Meters are ideal for water analysis, research laboratories, and industrial quality control.








Labtron Equipment Ltd., Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom
Email: info@labtron.com Whatsapp: +44 73 4441 2688 Phone: +44 2080 043608