| Conductivity Measuring Range | (0.00 to 20.00)μS/cm, (20.0 to 200.0)μS/cm (200 to 2000)μS/cm, (2.00 to 20.00)mS/cm (20.0 to 200.0)mS/cm (200 to 2000)mS/cm (K=10) TDS: 0 to 100 g/L Salinity: 0 to 100 ppt Resistivity: 0 to 100 MΩ·cm |
| Conductivity Resolution | 0.01/0.1/1μS/cm, 0.01/0.1/1mS/cm |
| Conductivity Accuracy | Electrode: ± 0.5% F S, Meter: ± 0.8% F S |
| Conductivity Temperature Compensation Range | 0 to 50℃, auto |
| Conductivity Electrode Constant | 0.1/0.5/1/5/10/50/100 cm -1 |
| Conductivity Reference Temperature | 25℃, 20℃, 18℃ |
| DO Measuring Range | 0 to 20.00 mg/L (ppm), 0 to 200.0% |
| DO Resolution | 0.1/0.01 mg/L(ppm), 1/0.1 % |
| DO Accuracy | Electrode: ± 0.10 mg/L, Meter: ± 0.40 mg/L |
| DO Response Time | Up to 30s (25℃, 90% response) |
| DO Residual Current | Up to 0.1 mg/L |
| DO Temperature Compensation | 0 to 45℃, auto |
| DO Salinity Compensation | 0 to 45 ppt, auto |
| DO Pressure Compensation | 80 to 105 kPa, auto |
| DO Auto Calibration | Air saturated by water, water saturated by air |
| DO Electrode Type | Polarographic |
| Temperature Measuring Range | -10 to 110℃ |
| Temperature Resolution | 0.1℃ |
| Temperature Accuracy | 5 to 60℃ : ± 0.4℃ others: ±0.8℃ |
| Display | 6.5-inch LCD screen |
| Data Storage | 1000 sets |
| Power | DC 12V/1A |
| Output | USB |
| Ambient Temperature | 5 to 35 ℃ |
| Ambient Humidity | Up to 85% |
| IP Grade | IP54 |
| Dimensions | 215 × 170 × 37 mm |
| Packaging Dimension | 470 x 430 x 72 mm |
| Net Weight | 600 g |
| Gross Weight | 3 Kg |
Labtron’s Benchtop Multi-parameter Water Quality Meter LMBWM-A12 offers two measurement modes across various fields. It is widely used in water quality analysis, agriculture, food and beverage processing, environmental monitoring, aquaculture, pharmaceutical production, and educational and research laboratories, making it an essential tool across diverse fields.
Conductivity electrode (K=1)
DO electrode
Temperature probe
DO filling solution
Power adapter
Download catalog for
Benchtop Multi-parameter Water Quality Meter LMBWM-A12 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.








Our Benchtop Multi-parameter Water Quality Meter supports multiple measurement methods, including conductivity, dissolved oxygen (DO), salinity, TDS (total dissolved solids), resistivity, and temperature. It uses polarographic DO electrodes and smart conductivity probes, with automatic temperature, salinity, and pressure compensation to ensure accurate and reliable results across various water quality parameters.
Yes, Labtron’s Benchtop Multi-parameter Water Quality Meter is designed for portability and is ideal for on-site experiments. It features a durable build, a large 6.5-inch LCD screen with a backlight for easy reading in various lighting conditions. Additionally, it offers USB connectivity, making field data collection and management convenient and efficient.
Yes, our Benchtop Multi-parameter Water Quality Meter is equipped with a built-in data storage feature that allows it to store up to 1000 sets of test results. This makes it highly convenient for laboratories and field applications where multiple samples are tested over time.In addition, the device supports USB data transfer, enabling users to export the saved data to a USB flash drive. The exported files are compatible with Microsoft Excel, allowing for easy access, analysis, reporting, and long-term record-keeping.
Our Benchtop Multi-parameter Water Quality Meter contains a built-in microprocessor chip that powers smart functions. Including automatic calibration for simplified setup, automatic temperature compensation (ATC) for enhanced accuracy across varying temperatures, and data storage capabilities for convenient record-keeping. Users can also benefit from customizable function settings, a self-diagnosis feature for troubleshooting, an auto power-off function to conserve battery, and Undervoltage prompts to indicate low battery status.
Labtron’s Benchtop Multi-parameter Water Quality Meter provides highly efficient and user-friendly options for data management and export. It supports USB connectivity, enabling users to easily transfer measurement data directly to a computer or other compatible devices, facilitating smooth data handling and analysis. The device’s compatibility with Excel allows for straightforward data access, review, and further processing, making it convenient for laboratory and field applications.
Post your question?
Our experts are here to help!
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