Get Quote
Contact us now to receive a detailed quotation.
Portable Multiparameter Water Quality Meter LMWM-701 is equipped with a backlit LCD display. It is suitable for measuring the PH, ORP, ion concentration, TDS, salinity, conductivity, resistivity, and dissolved oxygen. Automatic electrode recognition shows the pH slope and offset. Relative and absolute millivolt modes provide reliable ORP measurements. Data can be transferred easily to computer by using USB interphase. It is reliable, user friendly, applicable for outdoor measurements.
Specifications
| pH Range | -2.000 to 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 | ± 1999.9mV |
| ORP Resolution | 0.1, 1mV, selectable |
| ORP Accuracy | ± 0.2 mV |
| ORP Calibration Points | 1 point |
| ORP Measurement Modes | Relative or absolute mV |
| Ion Concentration Range | 0.001 to 19999 (depending on the range of ISE) |
| Ion Concentration Resolution | 0.001, 0.01, 0.1, 1 |
| Ion Concentration Accuracy | ± 0.5% F.S. (monovalent), ±1% F.S. (divalent) |
| Ion Calibration | 2 to 5 points |
| Calibration Solutions | 0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 |
| Measurement Units | ppm, mg/L, ml/L, mml/L |
| Conductivity Range | 0.01 to 20.00, 200.0, 2000µS/cm, 20.00, 200.0mS/cm |
| Conductivity Resolution | 0.001, 0.01, 0.1, 1 |
| Conductivity Accuracy | ± 0.5% F.S. |
| Conductivity Calibration | 1 to 5 points |
| Conductivity Calibration Solutions | 10µS, 84µS, 1413µS, 12.88mS, 111.8mS |
| Conductivity Temperature Coefficient | Linear (0.0 to 10.0%/°C), pure water |
| Conductivity Reference Temperature | 20/25°C |
| Conductivity Cell Constant | K=0.1, 1, 10 or custom |
| TDS Range | 0.00 to 10.00, 100.0, 1000ppm, 10.00, 200.0ppt |
| TDS Resolution | 0.01, 0.1, 1 |
| TDS Accuracy | ±1% F.S. |
| TDS Factor | 0.1 to 1.0 (default 0.5) |
| Salinity Range | 0.00 to 80.00ppt, 0.00 to 42.00psu |
| Salinity Resolution | 0.01 |
| Salinity Accuracy | ±1% F.S. |
| Resistivity Range | 0.00 to 20.00MΩ |
| Resistivity Resolution | 0.01,0.1 |
| Resistivity Accuracy | ±1% F.S. |
| DO Range | 0.00 to 20.00 mg/L |
| Dissolved Oxygen Resolution | 0.01mg/L, 0.1% |
| Dissolved Oxygen Accuracy | ±0.2mg/L, ±2.0% |
| DO Calibration | 1 or 2 points |
| % Saturation of Oxygen | 0.00 to 20.00mg/L, 0.0 to 200.0% saturation |
| Pressure Correction | 60.0 to 112.5 kPa/450~850mmHg, manual |
| Salinity Correction | 0.0 to 50.0ppt, manual |
| Temperature Compensation | 0 to 100°C/32 to 212 °F, manual or automatic |
| Memory | 500 data sets, USB communication interface |
| Power | 3 × 1.5V AA batteries or 5V DC power adapter |
| Dimensions(L × W × H) | 170 × 85 × 30 mm |
| Weight | 300 g |
Pricing
| Product | Price | Unit | Action |
|---|---|---|---|
| Portable Multiparameter Water Quality Meter LMWM-701 | $ 2600 | Pack of 1 |
Features
It can store and recall up-to 500 sets of data
1-5 points push button calibration to automatically rectify pH buffer
Reset function instinctively resumes all settings back to the factory defaults
Automatic temperature compensation provides accurate readings over the entire range
Salinity and barometric pressure compensations remove the measurement error
Water quality meter contains 8 measurement modes
Applications
It is widely used for quality testing of water and used in research and development laboratories and water resources.
Frequently Asked Questions
1 What is a Portable Multiparameter Water Quality Meter?
A Portable Multiparameter Water Quality Meter is a handheld apparatus designed to measure various water quality parameters such as pH, dissolved oxygen, conductivity, and turbidity, all in one compact unit.
2 How does Portable Multiparameter Water Quality Meter work?
It works by using multiple sensors to simultaneously detect and measure different water quality indicators, providing real-time results on a digital display.
3 How is Portable Multiparameter Water Quality Meter used in environmental monitoring?
It is used in environmental monitoring to assess the health of rivers, lakes, and groundwater by measuring parameters such as pH, dissolved oxygen, and turbidity on-site.
4 Can Portable Multiparameter Water Quality Meter help in wastewater treatment processes?
It is essential in wastewater treatment to monitor water quality parameters continuously, ensuring treatment efficiency and regulatory compliance.
5 Is Portable Multiparameter Water Quality Meter suitable for industrial water quality monitoring?
It is suitable for industrial water quality monitoring to check effluent discharge, process water quality, and prevent environmental pollution.
6 Can Portable Multiparameter Water Quality Meter be used for swimming pool water testing?
It is used for swimming pool water testing to monitor chlorine levels, pH, and other parameters to ensure water safety and hygiene.
7 What is the function of Portable Multiparameter Water Quality Meter in food and beverage industries?
It is used in food and beverage industries to monitor process water quality, ensuring it meets strict safety and production standards.
8 Can Portable Multiparameter Water Quality Meter be used in chemical compatibility studies in lab water systems?
It is used in chemical compatibility studies in lab water systems by monitoring water parameters that affect reagent interactions or stability.
9 Is Portable Multiparameter Water Quality Meter suitable for use in pharmaceutical water system validation?
It is suitable for use in pharmaceutical water system validation by confirming that purified water meets required conductivity and pH specifications.
10 What role does Portable Multiparameter Water Quality Meter play in assessing laboratory reagent water quality?
It plays a crucial role in assessing laboratory reagent water quality by providing on-site verification of pH, conductivity, and temperature before reagent preparation.