COD analyzer NCA-202 operates within a temperature range of room temperature to 200°C and ensures a relative humidity of ≤85%. It includes a large LCD screen for intuitive operation. This unit utilizes a cold light source for enhanced optical stability. It is equipped with PID temperature control for accurate digestion. Our COD analyzer features a narrow-band interference optical system for improved precision.
$2,913.00
Specifications
| Measuring range | 5 to 200 mg/L |
| Measuring accuracy | 0.1 mg/L |
| Indication error | ≤±5% |
| Repeatability | ≤±2% |
| Anti-chlorine interference | ≤2000mg/L |
| Absorbance drift | ≤0.002A/20min |
| Light source lifespan | 100,000 hours |
| Analytical method | Closed Vessel Digestion and Colorimetric Method (Curvettes) |
| Processing capacity | 20 samples per run |
| COD digestion temperature | 165°C |
| Temperature range | Room temperature to 200°C |
| Relative humidity | ≤85% |
| Ambient temperature | 5 to 40°C |
| Accuracy | ±0.5°C |
| Time period | 1 to 9999 min |
| Digestion period | 10 min |
| Curve calibration | 20 factory calibration curves |
| Data storage capacity | up to 500 records |
| Power consumption | 30 W |
| Power supply | AC 220 (165V to 240V) |
| Dimension | 190 × 240 × 180 mm |
| Weight | 2.8 kg |
Features
Applications
Standard Accessories
Digester × 1 pc
Pipette × 1 pc
Colorimetric tube × 20 pc (16 × 145 mm)
Colorimetric cuvette × 2 pc
Power Cord × 2 pc
Temperature connect cable × 1 pc
Tube rack × 1 pc
Reagent × 1 kit
Digester shield × 1 pc
Manual × 1 pc
Ask Expert
FAQ for COD analyzer NCA-202
1: Can I adjust digestion parameters in the COD Analyzer to suit different sample types?
Yes, both the digestion temperature and time are fully adjustable, allowing the COD Analyzer to adapt to a range of sample compositions and testing protocols.
2: What happens if I accidentally power off the COD Analyzer NCA-202 during testing?
The COD Analyzer has built-in data retention that preserves both measurement results and calibration curves even in the event of a sudden power outage.
3: What kind of light source does the COD analyzer use, and why is it beneficial?
It utilizes a cold light source combined with a narrow-band interference system, which ensures stable and consistent readings by minimizing heat effects and enhancing optical accuracy.
4: What advantages does the separate digestion and measurement system offer in the COD analyzer?
By separating the digestion device from the measurement unit, the COD analyzer ensures the optical system remains unaffected by heat or moisture, thereby maintaining measurement stability and reducing optical distortion.
5: How does the digestion system in this COD Analyzer NCA-202 enhance precision and safety?
The COD Analyzer’s digestion unit uses PID temperature control for precise regulation of temperature and time, supporting continuous adjustment and colorimetric digestion without tube changes for ease and safety.
