| pH |
| Range | -2 pH to 20 pH |
| Resolution | 0.001, 0.01, 0.1 pH, selectable |
| Accuracy | ±0.002 pH |
| Calibration Points | 1 point to 5 points |
| pH Buffer Options | USA, NIST, DIN, 2 custom buffers |
| ORP |
| Range | ±1999.9 mV |
| Resolution | 0.1, 1 mV, selectable |
| Accuracy | ±0.2 mV |
| Calibration Points | 1 point |
| Ion |
| Range | 0.001 to 19999 (depending on the range of ISE) |
| Resolution | 0.001, 0.01, 0.1, 1 |
| Accuracy | ±0.5% F.S. (monovalent), ±1% F.S. (divalent) |
| Measurement Units | ppm, mg / L, mol / L, mmol / L |
| Calibration Points | 2 points to 5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000) |
| Conductivity |
| Range | 0.01 to 20.00, 200.0, 2000 µS / cm, 20.00, 200.0 mS / cm |
| Resolution | 0.001, 0.01, 0.1, 1 |
| Accuracy | ±0.5% F.S. |
| Calibration Points | 1 point to 5 points |
| Calibration Solutions | 10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88 mS / cm,111.8 mS / cm |
| Temperature Coefficient | Linear (0.0 to 10.0%/°C), pure water |
| Reference Temperature | 68 °F (20 °c) or 77 °F (25 °c) |
| Cell Constant | K=0.1, 1, 10 or custom |
| TDS |
| Range | 0 to 10.00, 100.0, 1000 ppm, 10.00, 200.0 ppt |
| Resolution | 0.01,0.1,1 |
| Accuracy | ±1% F.S. |
| TDS Factor | 0.1 to 1.0 (default 0.5) |
| Salinity |
| Range | 0.00 psu to 42.00 psu, 0.00 ppt to 80.00 ppt |
| Resolution | 0.01 |
| Accuracy | ±1% F.S. |
| Resistivity | |
| Range | 0.00 MΩ to 20.00 MΩ |
| Resolution | 0.01 |
| Accuracy | ±1% F.S. |
| DO |
| Range | 0.00 mg / L to 20.00 mg / L, 0.0% to 200.0% saturation |
| Resolution | 0.01 mg / L, 0.1% |
| Accuracy | ±0.2 mg / L, ±2.0% |
| Calibration Points | 1 point or 2 points |
| Barometric Pressure Correction | 8.7 PSI to 16.3 PSI (60.0 kPa to 112.5 kPa) / 450 mmHg to 850 mmHg, manual |
| Salinity Correction | 0.0 g/L to 50.0 g/L, manual |
| General Spec. |
| Memory | 500 data sets, USB communication interface |
| Power Requirements | DC 5 V power adapter |
| Temperature Compensation | 32 °F to 212 °F (0 °C to 100 °C), manual or automatic |
| Dimensions | 8.26 in x 7.40 in x 2.36 in (210 mm x 188 mm x 60 mm) |
| Weight | 3.30 lb (1.5 kg) |
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