BIOBASE Portable Dissolved Oxygen Meter
Brand: BIOBASE | Category: Scientific & Laboratory Equipment
BIOBASE Portable Dissolved Oxygen Meter is listed in VVON's ph conductivity & water analysis range for Bangladesh. Published models: PH-820, PH-821. Match measured parameters, range, probe compatibility and sample conditions. For a quotation, send the water or sample type, parameters, range, probe and calibration requirements. Confirm the exact model, included accessories, consumables, delivery and service scope in the offer. Manufacturer specifications below describe the published configuration; options and local availability require confirmation.
Model specifications
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| Model | PH-820 | PH-821 |
|---|---|---|
| DO / Range | 0.00~20.00mg/L, 0.0~200.0% saturation | 0.00~20.00mg/L, 0.0~200.0% saturation |
| DO / Accuracy | ±0.5mg/L, ±2.0% | ±0.2mg/L, ±2.0% |
| DO / Resolution | 0.01mg/L, 0.1% | 0.01mg/L, 0.1% |
| Other Specifications / Calibration Points | 1 or 2 points | 1 or 2 points |
| Other Specifications / Temperature Compensation | 0~50°C/32~122°F, automatic | 0~50°C/32~122°F, automatic |
| Other Specifications / Barometric Pressure Correction | 60.0~112.5kPa/450~850mmHg, manual | 60.0~112.5kPa/450~850mmHg, manual |
| Other Specifications / Salinity Correction | 0.0~50.0g/L, manual | 0.0~50.0g/L, manual |
| Other Specifications / Stability Criteria | / | Low or high |
| Other Specifications / Calibration Due Alarm | / | 1 to 31 days or off |
| Other Specifications / Hold Function | Manual or auto-endpoint | Manual or auto-endpoint |
| Other Specifications / Auto-Off | 30 minutes after last key pressed | 10, 20 or 30 minutes after last key pressed |
| Other Specifications / Memory | 100 data sets | 500 data sets |
| Other Specifications / Communication Interface | USB | USB |
| Other Specifications / Connector | 6-pin mini-DIN | 6-pin mini-DIN |
| Other Specifications / Display | Custom LCD(80*60mm) | Custom LCD(80*60mm) |
| Other Specifications / Power Requirements | 3*1.5V AA batteries or DC5V power adapter | 3*1.5V AA batteries or DC5V power adapter |
| Other Specifications / Dimensions(mm) | 170*85*30mm | 170*85*30mm |
| Other Specifications / Weight(kg) | 300g | 300g |
| Other Specifications / Package Size(W*D*H)mm | 475*155*350mm | 475*155*350mm |
| Other Specifications / Gross Weight(kg) | 1.7kg | 1.7kg |
Manufacturer catalogue checked 2026-09-28.
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Contact Vvon Technologies Limited about BIOBASE equipment requirements in Bangladesh.
Phone: +8801805987890 | Email: info@vvon.com.bd
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