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China
NADE
420nm, 470nm, 620nm, 700nm LED light
Product Description
1. Built-in 420nm, 470nm, 620nm, 700nm LED light; Long lifetime; High precision
2. To Use spectrophotometric method, built-in ammonia nitrogen, total phosphorus, high and low COD test item
3. To support one-point and multi-point calibration, user can edit the calibration curve
4. To support two measurement methods: absorbancy and concentration
5. To support two reading methods: Smart-read function, Cont-read function
6. Each measurement item can store 200 sets of results, GLP norms, to support view, delete and print data
7. To support USB communication, data collection by connecting with PC
8. To support battery and USB power supply; support power management function
9. IP65, good Waterproof and Dust-proof
10. To support firmware update function and restore factory defaults function
| Wave length | 420nm, 470nm, 620nm, 700nm LED light | |
| Measurement Range | (0.000~4.000) mg/L, can be extended to (0.000~300.00) mg/L | |
| Low concentration COD | (0.0~150.00) mg/L | |
| High concentration COD | (150~1500) mg/L | |
| Total phosphorus | ||
| Basic Error | Ammonia Nitrogen | ±10% |
| Low concentration COD | ±8% | |
| High concentration COD | ±8% | |
| Total phosphorus | ±10% | |
| Repeatability | Ammonia Nitrogen | ±3% |
| Low concentration COD | ±3% | |
| High concentration COD | ±3% | |
| Total phosphorus | ±3% | |
| Stability | Ammonia Nitrogen | Variation is less than 0.200mg/L |
| Low concentration COD | Variation is less than 6mg/L | |
| High concentration COD | Variation is less than 6mg/L | |
| Total phosphorus | Variation is less than 0.050mg/L | |
DGB-401-1 Portable Digester:
Features: Three power supply: Battery(Standard Configuration), 220V, Car charger.
| Temperature: 0-190℃ | Constant Temp.:≤±2℃ | Six holes |
