Description
Overview
GAOTek Laboratory Benchtop Dissolved Oxygen Conductivity Meter is High accuracy multiparameter water quality meter contains 13 options, the meter is suitable for measuring the conductivity, TDS, salinity, resistivity and dissolved oxygen.
Features
- Accurate readings with auto temperature compensation
- Auto-Read locks measurement endpoint
- Calibration due alarm for regular maintenance
- Setup menu for customizable parameters
- Reset resumes factory default settings
- Memory stores/recalls up to 500 data sets
- USB interface for data transfer
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Technical Specifications
| Conductivity | |
| Range | 0 µS/cm to 20.00 µS/cm, 200.0 µS/cm, 2000 µS/cm, 20.00 mS/cm, 200.0 mS/cm |
| Resolution | 0.001, 0.01, 0.1, 1, automatic |
| Accuracy | ±0.5% F.S. |
| Calibration Points | 1 to 5 points |
| Calibration Solutions | 10 µS or 84 µS or 1413 µS or 12.88 mS or 111.8 mS |
| Temperature Coefficient | 0.0% to 10.0% / °C |
| Pure Water Compensation | Yes |
| Reference Temperature | 68 °F or 77 °F (20 °C or 25 °C) |
| Cell Constant | K=0.1 or 1 or 10 or Custom |
| TDS | |
| Range | 0 ppm to 10.00 ppm, 100.0 ppm, 1000 ppm, 10.00, 200.0 ppt |
| Resolution | 0.01, 0.1, 1, automatic |
| Accuracy | ±1% F.S. |
| TDS Conversion Factor | 0.1 to 1.0 (default 0.5) |
| Salinity | |
| Range | 0.00 ppt to 80.00 ppt or 0.00 psu to 42.00 psu |
| Resolution | 0.01 |
| Accuracy | ±1% F.S. |
| Resistivity | |
| Range | 0 MΩ to 20 MΩ |
| Resolution | 0.01 |
| Accuracy | ±1% F.S. |
| Dissolved Oxygen | |
| Range | 0.00 mg/L to 20.00 mg/L or 0.0% to 200.0% saturation |
| Resolution | 0.01 or 0.1, selectable |
| Accuracy | ±0.2 mg/L or ±2.0 % |
| Calibration Points | 1 or 2 points |
| Pressure Correction | 0.6 bar to 1.125 bar (60.0 kPa to 112.5 kPa) or 450 mmHg to 850 mmHg, manual |
| Salinity Correction | 0.0 g/L to 50.0 g/L, manual |
| Other Specifications | |
| Hold Function | Manual or Auto-read measurement endpoint |
| Stability Criteria | Low or High |
| Calibration Due Alarm | 1 day to 31 days or off |
| Memory | Stores up to 500 data sets |
| Output | USB communication interface |
| Connector | 6-pin mini-DIN, 0.13 in (3.5 mm) jack socket |
| Display | Custom LCD 4.92 in × 3.93 in (125 mm × 100 mm) |
| Power Supply | 5 V DC power adapter |
| Environmental Conditions | 32 °F to 122 °F (0 °C to 50 °C), relative humidity < 80% |
| Temperature | |
| Offset Calibration | 1 point |
| Calibration Range | Reading 50 °F (±10 °C) |
| Range | 32 °F to 221 °F (0 °C to 105 °C) |
| Resolution | 32.18 °F (0.1 °C) or 1 °F (-17.22 °C) |
| Accuracy | 31.1 °F to 32.9 °F (±0.5 °C) or ±0.9 °F (-0.5 °C to 0.5 °C) |
| Temperature Compensation | 32 °F to 212 °F (0 °C to 100 °C), manual or automatic |
| Dimensions | 8.26 in × 7.40 in × 2.36 in (210 mm × 188 mm × 60 mm) |
| Weight | 3.30 lb. (1.5 kg) |