Features:
1. 1 or 2 points calibration using the air-saturated water or zero oxygen solution.
2. Salinity and barometric pressure compensations eliminate the measurement error.
3. Automatic temperature compensation ensures accurate readings over the entire range.
4. Auto-Read function senses and locks the measurement endpoint.
5. Auto-Power Off effectively conserves battery life.
6. Setup menu allows setting the number of calibration points, resolution, temperature unit, concentration unit, stability criteria, date and time, etc.
7. Reset function automatically resumes all settings back to the factory defaults.
8. Expanded memory stores or recalls up to 500 data sets.
9. USB communication interface for data transfer or connecting a power adapter to meter.
Accessories：
DO100 dissolved oxygen electrode, electrolyte solution, membrane cap and carrying case.
Technical Parameters:
Model | PH-820 | PH-821 |
DO | Range | 0.00~20.00mg/L, 0.0~200.0% saturation |
Accuracy | ±0.5mg/L, ±2.0% | ±0.2mg/L, ±2.0% |
Resolution | 0.01mg/L, 0.1% |
Other Specifications | Calibration Points | 1 or 2 points |
Temperature Compensation | 0~50°C/32~122°F, automatic |
Barometric Pressure Correction | 60.0~112.5kPa/450~850mmHg, manual |
Salinity Correction | 0.0~50.0g/L, manual |
Stability Criteria | / | Low or high |
Calibration Due Alarm | / | 1 to 31 days or off |
Hold Function | Manual or auto-endpoint |
Auto-Off | 30 minutes after last key pressed | 10, 20 or 30 minutes after last key pressed |
Memory | 100 data sets | 500 data sets |
Communication Interface | USB |
Connector | 6-pin mini-DIN |
Display | Custom LCD(80*60mm) |
Power Requirements | 3*1.5V AA batteries or DC5V power adapter |
Dimensions(mm) | 170*85*30mm |
Weight(kg) | 300g |
Package Size(W*D*H)mm | 475*155*350mm |
Gross Weight(kg) | 1.7kg |
Portable Dissolved Oxygen Meter — professional solution in the pH meters category
Portable Dissolved Oxygen Meter is a modern business-class equipment designed for daily operation in demanding conditions. The combination of reliability, accuracy and durability makes this product the optimal choice for companies seeking consistent process quality, predictable results and reduced operating costs. The purchase price is a reasonable investment in the development and scaling of the enterprise.
Why Portable Dissolved Oxygen Meter
- Reliability and durability: industrial-grade design and materials withstand intense loads.
- Accuracy and repeatability: stable performance that reduces the risk of defects and downtime.
- Process efficiency: optimizing staff time and increasing productivity at every stage.
- Compliance with standards: manufactured taking into account current international requirements for the business segment.
- Ease of integration: Portable Dissolved Oxygen Meter fits easily into existing process lines and IT infrastructure.
Areas of application pH meters
pH meters solutions are widely used in manufacturing, research laboratories, construction sites, energy and agricultural sectors, pharmaceutical and food industries. Implementing Portable Dissolved Oxygen Meter allows you to increase productivity, ensure accuracy of operations and optimize resource utilization across the entire enterprise.
Key benefits for business
Return on investment
Reduced service costs and downtime, predictive budget planning, fast ROI thanks to stable operation.
Scalability
Readiness to expand capacity and integrate with other solutions without re-engineering processes.
Safety and quality control
Compliance with standards, which simplifies audits and increases the trust of customers and partners.
Technical highlights
- Industrial reliability of components and assemblies for long-term trouble-free operation.
- Stable parameters that ensure repeatability of results and product quality.
- Energy efficiency and optimized life cycle cost of ownership.
- Compatibility with related equipment and standard data exchange protocols.
Service and support
Together with Portable Dissolved Oxygen Meter you receive professional advice on selection, commissioning and personnel training. We provide warranty and post-warranty service, prompt delivery of consumables and spare parts. Our team supports projects from the procurement stage to the stable operation of the complex so that your business receives the expected result every day.
To select a package for your needs or to receive a commercial offer, add Portable Dissolved Oxygen Meter to the cart or contact our manager. We will help integrate pH meters into existing processes without downtime and unnecessary costs.
