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Lab Expo Portable Multi-Parameter Water Quality Meter 25-PMM103 is adapted with different modes for measuring quality of water on different parameters such as pH, ORP, Ion, conductivity, TDS, salinity, dissolved oxygen content. Due to its portable design, it is suitable for outdoor measurements i.e. on site water testing, remote area water testing & for research purpose. It is reliable and user friendly.
$3,205.00 $ 2671
| pH Measurement Range | -2.000 to 20.000 pH |
| pH Accuracy | ± 0.002 pH |
| pH Calibration Points | 1 to 5 points |
| pH Calibration Solutions | USA, NIST, DIN, or user-defined |
| ORP Measurement Range | -1999.9 to 1999.9 mV |
| ORP Accuracy | ± 0.2 mV |
| ORP Calibration Points | 1 point |
| ORP Calibration Solutions | mV & relative mV |
| Ion Measurement Range | 0 to 19999 ppm, mg/L, mol/L |
| Ion Accuracy | ± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent) |
| Ion Calibration Points | 2 to 5 points |
| Ion Calibration Solutions | 0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L |
| Conductivity Range | 0 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.2 mS/cm |
| Conductivity Accuracy | ± 0.5 % F.S. |
| Conductivity Calibration | 1 to 5 points |
| Conductivity Solutions | 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm |
| Temperature Coefficient | 0.0 to 10.0 %/°C |
| Compensation Modes | Linear or pre water |
| Cell Constant | K = 0.1, 1, 10 or user-defined |
| Normalization Temperature | 20 °C or 25 °C |
| TDS Range | 0 to 100 ppt (max. 200 ppt, depending on factor setting) |
| TDS Accuracy | ± 1 % F.S. |
| TDS Factor | 0.1 to 1.0 (default 0.5) |
| Salinity Range | 0 to 100 ppt (max. 80 ppt) |
| Salinity Accuracy | ± 1 % F.S. |
| Measurement Modes | Seawater or practical salinity |
| Resistivity Range | 0 to 100 Ω |
| Resistivity Accuracy | ± 1 % F.S. |
| Resistivity Resolution | 0.01, 0.1, 1 |
| DO Concentration Range | 0.00 to 20.00 mg/L |
| DO Accuracy | ± 0.2 mg/L |
| Calibration Points | 1 to 2 points |
| Pressure Correction | 60.0 to 112.5 kPa, 450 to 850 mmHg |
| Salinity Correction | 0 to 50 g/L |
| % Saturation of Oxygen | 0.0 to 200.0 % |
| Accuracy | ± 2.0 % |
| Temperature Compensation | 0 to 100 °C, 32 to 212 °F, Manual or Automatic |
| Stability Conditions | Low or high |
| Calibration Due | 0 to 31 days |
| Memory | Stores up to 500 data sets |
| Output | USB communication interface |
| Power Supply | 3 × 1.5 V “AA” batteries or DC 5 V power adapter |
| Dimension (L × W × H) | 185 × 88 × 32 mm |
| Weight | 300 g |
Function Implementation Field water testing 300 g weight enables portable on-site measurements Remote area analysis 3 × 1.5 V AA batteries or DC 5 V adapter supports off-grid operation Laboratory research Stores up to 500 data sets for extended sampling campaigns Quality control labs ± 0.5 % F.S. conductivity accuracy ensures measurement consistency Industrial monitoring -2.000 to 20.000 pH range accommodates diverse process waters
pH, conductivity & dissolved oxygen electrodes
PH and conductivity electrodes
pH and dissolved oxygen electrodes
conductivity and dissolved oxygen electrodes
Temperature probe
Calibration solutions
Batteries
Carrying case
Lab Expo Portable Multi-Parameter Water Quality Meter units are designed for portable water analysis in environmental, industrial, and laboratory testing applications. Models support pH measurement ranges from -2.000 to 20.000 pH with ±0.002 pH accuracy, 1 to 5 point calibration, and manual or automatic temperature compensation from 0 to 100 °C for multi-parameter water quality monitoring workflows.
