Bante821 Portable Dissolved Oxygen Meter
• Professional portable dissolved oxygen meter is equipped with a backlit LCD display.
• 1 or 2 points calibration using the air-saturated water or zero oxygen solution.
• Salinity and barometric pressure compensations eliminate the measurement error.
• Automatic temperature compensation ensures accurate readings over the entire range.
• Auto-Read function senses and locks the measurement endpoint.
• Calibration due alarm prompts user to calibrate the meter regularly.
• Auto-Power Off effectively conserves battery life.
• Setup menu allows setting the number of calibration points, resolution, stability criteria, date and time, etc.
• Reset function automatically resumes all settings back to the factory defaults.
• Expanded memory stores or recalls up to 500 data sets.
• USB communication interface is easy to transfer data to PC.
• Multi-mode power scheme (batteries, power adapter and USB port) ensures that using the meter smoothly.
• Research and education
• Surface and groundwater monitoring
• Other industrial applications
| Model | Bante821 |
| Dissolved Oxygen | |
| Range | 0.00 to 20.00mg/L |
| Resolution | 0.01, 0.1mg/L, selectable |
| Accuracy | ±0.2mg/L |
| % Saturation of Oxygen | |
| Range | 0.0 to 200.0% |
| Resolution | 0.1, 1%, selectable |
| Accuracy | ±2.0% |
| General Specifications | |
| Calibration Points | 1 or 2 points |
| Temperature Compensation | 0 to 50°C/32 to 122°F, automatic |
| Pressure Correction | 60.0 to 112.5kPa/450 to 850mmHg, manual |
| Salinity Correction | 0.0 to 50.0g/L, manual |
| Stability Criteria | Low or high |
| Calibration Due Alarm | 1 to 31 days or off |
| Memory | Stores up to 500 data sets |
| Output | USB communication interface |
| Connector | 6-pin nimi-DIN |
| Display | Custom LCD (80×60mm) |
| Power | 3×1.5V AA batteries or DC5V power adapter |
| Battery Life | Approximately 150 hours (turn off the backlight) |
| Dimensions | 170(L)×85(W)×30(H)mm |
| Weight | 300g |











