| Parameters | pH/EC/ISE/DO/Temp. (mV/pX/Resistivity/TDS/Sal. /DO Saturation) |
| pH |
| Range | -2 pH to 20 pH |
| Resolution | 0.1, 0.01 pH |
| Accuracy | ±0.01 pH |
| Calibration Points | Up to 5 |
| Standard Customization | Yes |
| Calibration Reminder | Yes |
| Standard Recognition | NIST, GB and DIN buffers |
| Slope Limit | Yes |
| mV |
| Range | -2000 mV to 2000 mV |
| Resolution | 0.1 mV |
| Accuracy | ±0.3 mV or ±0.1% |
| pX |
| Range | -2 pX to 20 pX |
| Resolution | 0.1 pX, 0.01 pX |
| Accuracy | ±0.01 pX (±0.01 pX) |
| Calibration Points | Up to 5 |
| ISE |
| Range | 1 e-9 to 9.999 e9 |
| Units | mol/L, mmol/L, g/L, mg/L, μg/L |
| Resolution | Up to 4 significant digits |
| Accuracy | ±0.5% |
| Calibration Points | Up to 5 |
| Conductivity |
| Range | 0.000 μS/cm to 1000 mS/cm |
| Resolution | 0.001 μS/cm minimum |
| various with range selection |
| Accuracy | ±1.0% FS |
| Reference Temperature | 68 °F, 77 °F (20 °C, 25 °C) |
| Calibration Points | Up to 3 |
| Standard Recognition | 84 μS/cm, 1413 μS/cm, 12.88 mS/cm |
| Resistivity |
| Range | 5 Ω·cm to 20 MΩ·cm |
| Resolution | 0.01 Ω·cm minimum |
| Accuracy | ±1.0% FS |
| TDS |
| Range | 0.00 mg/L to 300 g/L |
| Resolution | 0.01 mg/L minimum, 3 significant digits |
| Accuracy | ±1.0% |
| Salinity |
| Range | 0% to 8% |
| Resolution | 0.01% |
| Accuracy | ±0.2% |
| Dissolved Oxygen Concentration |
| Sensor Type | 0 mg/L to 50 mg/L |
| Range | 0 mg/L to 50 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ±0.1 mg/L |
| Calibration Points | Air-saturated water or zero point |
| Barometric Compensation | Yes |
| Manual Salinity Factor Correction | Yes |
| Saturation |
| Range | 0% to 300% |
| Resolution | 0.10% |
| Accuracy | ±2% |
| Temperature |
| Range | 41 °F to 230 °F (-5 °C to 110 °C) |
| Unit | °C, °F |
| Resolution | 0.1 |
| Relative Accuracy | ±0.2 |
| Measurement |
| Reading Mode | Auto-Read (Fast, Medium, Slow), Timed, Continuous |
| Reading Prompts | Reading, Stable, Locked |
| Temp. Compensation | ATC, MTC |
| Data Management |
| Data Storage | 1000 Groups |
| GLP Features | Yes |
| Inputs |
| pH Electrode | BNC(Q9) |
| DO with Temp. Probe | 4-pin aviation connector |
| Conductivity with Temp. Probe | 5-pin aviation connector |
| Outputs |
| USB | PC, printer |
| Display Options |
| Backlight | Yes |
| Auto Shutdown | 300 sec., 600 sec, 1200 sec, 1800 sec, 3600 sec., off |
| IP Rating | IP 65 |
| Date and Time | Yes |
| General |
| Power | Rechargeable Lithium battery, AC Adapter, 100 V to 240 V AC input, DC 5 V output |
| Dimensions | 3.54 in × 10.03 in × 1.57 in (90 mm x 255 mm x 40 mm) |
| Weight | 1.1 lb. (500 g) |
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