Portable Water Quality Analyzer ADPWA-505 detects ammonia nitrogen over a wide measuring range of 0.01 to 10mg/L. It offers an accuracy of <1.0 mg/L and is suitable for analyzing low nitrogen content. With Nessler’s reagent photometry method, this unit provides reliable and accurate results for diverse water samples. It ensures consistent and precise readings over time with its high optical stability. Ideal for use in wastewater treatment plants and research laboratories, our Water Analyzer ensures versatile operation.
| Test Parameter | Ammonia nitrogen |
| Measuring Range | 0.01 to 10mg/L |
| Wavelength | 420 nm |
| Principle | Nesslers reagent photometry |
| Accuracy | <1.0 mg/L, ≤±0.05mg/L, ≥1.0 mg/L, ≤±5% |
| Light Source | LED light emitting diode |
| Battery Life | More than 24 hours (without shutdown) |
| Dimension (L×W×H) | 128×70×48 mm |
| Weight | 188 g |
Our Portable Water Quality Analyzer is extensively utilized across wastewater treatment plants, aquaculture, agriculture and research laboratories for the precise measurement of ammonia nitrogen content in water samples, ensuring water quality.
| Test Parameter | Residual Chlorine |
| Measuring Range | 0.05 to 10 mg/L |
| Wavelength | 520 nm |
| Test Parameter | Ozone |
| Measuring Range | 0.05 to 2.5mg/L |
| Wavelength | 520 nm |
| Test Parameter | Total Chlorine |
| Measuring Range | 0.05 to 10 mg/L |
| Wavelength | 520 nm |
| Test Parameter | Chlorine dioxide |
| Measuring Range | 0.1 to 5 mg/L |
| Wavelength | 520 nm |
| COD Range: | 0 to 10000 mg/L (Customized) |
| Principle: | UV 254 |
| Resolution: | 0.01 mg/L |
| COD Detection Method: | Potassium dichromate method<br/> Potassium permanganate method |
| COD Measuring Range: | 10 to 15000 mg/L |
| COD Lower Limit of Measurement: | 3 mg/L |
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| Absorbance Detection Range: | 0 to 3Abs |
| Optical Path Stability: | ≤±0.005Abs/30min |
| Absorbance Resolution: | 0.001Abs |
| Indication Error: | ≤±5% |
| Repeatability: | 0.03 |
| COD Detection Method: | Potassium dichromate method, Potassium permanganate method |
| COD Test Method: | Potassium dichromate method<br/> Alkaline potassium permanganate |
| COD Measuring Range: | 10 to 15000mg/L<br/> 0.5 to 25mg/L |
| COD Test Limit: | 10mg/L<br/> 0.5mg/L |
| Dissolved Oxygen Concentration Measuring Range: | 0 to 20 mg/L |
| Dissolved Oxygen Concentration Resolution: | 0.01 mg/L |
| Dissolved Oxygen Concentration Accuracy: | ≤±0.30 mg/L |
| Dissolved Oxygen Measuring Range: | 0 to 20mg/L；0 to 200% |
| Resolution Ratio: | 0.01mg/L；0.1% |
| Measurement Accuracy: | 0.05mg/L;0.5% |
| Dissolved Oxygen Measuring Range: | 0 to 20 mg/L |
| Saturation Measuring Range: | 0 to 200% |
| Temperature Measuring Range: | 0 to 50℃ |
| Measuring Range: | 0 to 1000 NTU (Selectable ranges: 0 to 20 NTU, 0 to 200 NTU, 0 to 1000 NTU) |
| Accuracy: | ±0.1NTU or ±5%<br/> ±0.3NTU or ±8% |
| Repeatability: | ≤±0.1NTU at＜10NTU<br/> ≤±1% at ≥10NTU |
| TSS Measuring Range: | 0 to 1000mg/L |
| TSS Accuracy: | ±0.3mg/L or ±8% |
| TSS Repeatability: | <10mg/L: ≤±0.1mg/L <br/>≥10mg/L: ≤±1% |
| TSS Measuring Range: | 0.1 to 50000 mg/L |
| TSS Accuracy: | ± 5% FS (depending on the homogeneity of the activated sludge) |
| TSS Repeatability: | <1% |
| TDS Range: | 0 to 9999 ppm |
| Conductivity Range: | 0 to 9999 μS/cm |
| Temperature Range: | 0 to 80℃ or 32 to 176℃ |
| Measuring Range: | 0 to 10% |
| Measuring Temperature Range: | 0 to 99℃ |
| Resolution: | 0.01%，0.1℃ |
| Temperature Control Range: | Room temperature to 180℃ |
| Digestion Temperature Range: | 50 to 180℃ |
| Temperature Control Accuracy: | ±0.1℃ |
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| Temperature Control Range: | 45 to 180℃ |
| Digestion Temperature: | 45 to 180℃ |
| Temperature Control Accuracy: | ±0.1℃ |
| pH Measuring Range: | -2 to 16 pH |
| pH resolution: | 0.1pH |
| pH indication error: | ±0.2% F.S. |
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| ORP Measuring Range: | -1000mV to 1000mV |
| ORP Resolution: | 1 mV |
| ORP measurement Accuracy: | ±0.5% F.S. |
| pH Measuring Range: | 0 to 14pH |
| pH Resolution: | 0.01pH |
| pH Measuring Accuracy: | ±0.01pH |
| pH Measuring Range: | 0 to 14 pH |
| pH Resolution: | 0.041 pH |
| pH Indication Error: | ±0.02 pH |