| Parameters | pH/EC/ISE/DO/Temp. (mV/ORP/pX/Resistivity/TDS/ Sal./DO Saturation) |
| pH | Range | -2.000 to 20.000 pH |
| Resolution | 0.1, 0.01, 0.001pH |
| Accuracy | ±0.002 pH |
| Calibration Points | Up to 8 |
| Standard Customization | Yes |
| Calibration Reminder | Yes |
| Standard Recognition | USA, NIST, MERK, JIS, GB and DIN buffers |
| Slope Limit | Yes |
| mV/ORP | Range | -2000.00 to 2000.00 mV |
| Resolution | 0.1, 0.01 mV |
| Accuracy | ±0.1 mV or ±0.03% |
| EH ORP Mode | Yes |
| ORP Calibration Points | 1 custom point (relative mV) |
| pX | Range | -2.000 to 20.000 pX |
| Resolution | 0.1, 0.01, 0.001 pX |
| Accuracy | ±0.002 pX |
| Calibration Points | Up to 6 |
| ISE | Range | 1E-9 to 9.999E9 |
| Units | mol/L, mmol/L, g/L, mg/L, μg/L |
| Resolution | Up to 4 significant digits |
| Accuracy | ±0.3% |
| Calibration Points | Up to 8 |
| Conductivity | Range | 0.000 μS/cm to 3000 mS/cm |
| Resolution | 0.001 μS/cm minimum, |
| various with range selection |
| Accuracy | ±0.5% FS |
| Reference Temperature | 5, 10, 15, 18, 20, 25 ºC |
| Calibration Points | Up to 5 |
| Calibration Reminder | Yes |
| Standard Recognition | 10μS/cm, 84μS/cm, 500μS/cm, 1413μS/cm, 12.88mS/cm |
| Resistivity | Range | 5.00 Ω·cm~100.00 MΩ·cm |
| Resolution | 0.01 Ω·cm minimum |
| Accuracy | ±0.5% FS |
| TDS | Range | 0.000mg/L~1000g/L |
| Resolution | 0.001mg/L minimum, changed with range |
| Accuracy | ±0.5% |
| Salinity | Range | (0.00~8.00)% |
| Resolution | 0.0001 |
| Accuracy | ±0.1% |
| Dissolved Oxygen Concentration | Sensor Type | Polarographic |
| Range | 0.00 to 99.99 mg/L |
| Resolution | 0.01mg/L |
| Accuracy | ±0.3mg/L (0.00 to 20.00 mg/L); ±10% (20.00 to 99.99 mg/L) |
| Calibration Reminder | Yes |
| Calibration Points | Air-saturated water or zero point |
| Barometric Compensation | Yes |
| Manual Salinity Factor Correction | Yes |
| Range | (0.0 to 600.0)% |
| Resolution | 0.001 |
| Accuracy | ±10.0% |
| Temperature | Range | -10 to 135 ºC, 14 to 275 ºF |
| Unit | ºC, ºF |
| Resolution | 0.1 |
| Relative Accuracy | ±0.1 |
| 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 | USB 2.0 flash memory device, PC, scanner |
| Display Options | Backlight | Yes |
| Auto Shutdown | 300, 600, 1200, 1800, 3600 sec., off |
| IP Rating | IP65 |
| Date and Time | Yes |
| General | Electricity | Rechargeable Lithium battery, AC Adapter, 100-240V AC input, DC5V output |
| Sizes(W×D×H) | 255×90×40 |
| Shipping size (W×D×H)(mm) | 490×410×220 |
| N.W./G.W. (kg) | 0.5/5.5 |
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