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Lab Expo Portable Dissolved Oxygen Tester 25-PDO101 is equipped with polarographic sensor to measure the dissolved oxygen content. The manual salinity & barometric pressure compensation helps in accurate measurement of dissolved oxygen. The system menu of dissolved oxygen meter can set 9 parameters such as stability conditions, calibration points etc. Due to its portable nature this meter can be used across water purification plants, waste water management plants for testing & quality analysis.
$2,191.00 $ 1826
| Dissolved oxygen range | 0.0 to 20.0 mg / L (or ppm) |
| Dissolved oxygen accuracy | ± 0.2 mg / L |
| Resolution | 0.01 mg / L |
| Calibration points | 1 to 2 points |
| Sensor type | Polarographic DO probe |
| Temperature compensation range | 0 to 50 °C, 32 °F to 122 °F, Automatic |
| Barometric pressure correction | 60.0 to 112.5 kPa, 450 to 850 mmHg |
| Salinity correction | 0 to 50 g / L |
| % of saturation of oxygen range | 0.0 to 200.0 % |
| % of saturation of oxygen accuracy | ± 2.0 % F.S. |
| % of saturation of oxygen resolution | 0.1, 1 % |
| System menu | Allows setting of 9 parameters |
| Data hold function | Manual or automatic endpoint detection |
| Power off | Manual or automatic (10, 20, 30 minutes) |
| Reset function | Yes |
| Memory | Stores up to 500 data sets |
| Output | USB communication interface |
| Display | Backlit LCD (130 × 110 mm) |
| Connector | 6 pin mini plug |
| Calibration due | 0 to 31 days |
| Stability connector | Low or high |
| Power | 3 x 1.5 V “AA” batteries |
| Dimension (L x W x H) | 170 × 85 × 30 mm |
| Weight | 300 g |
Function Implementation Water purification plants 0.0 to 20.0 mg/L range supports oxygen level monitoring Waste water management ±0.2 mg/L accuracy enables reliable quality analysis Field testing environments 300 g weight allows portable on-site measurements Laboratory calibration routines 1 to 2 points ensures sensor adjustment flexibility Data logging operations Stores up to 500 data sets enables extended record keeping
Dissolved oxygen probe
Dissolved oxygen Electrolyte solution
Membrane cap
AA batteries
Carrying case
Polarographic sensor
30 mL electrolyte solution per bottle
Membrane cap
Lab Expo Portable Dissolved Oxygen Meter units are designed for dissolved oxygen measurement in water quality, environmental, and aquaculture testing applications. The range includes dissolved oxygen meter and dissolved oxygen tester systems with measurement ranges from 0.0 to 20.0 mg/L, resolution up to 0.01 mg/L, and accuracy up to ±0.2 mg/L for portable field and lab analysis workflows.
