Measure method | potassium dichromateHigh temperature digestion method |
Monitoring element | CODcr |
Measure range | 0~2000mg/L |
Value error | ±5% |
repeatability | ±5% |
Zero drift | ±3mg/L |
Measure range drift | ±5% |
Minimum measurement period | 30min |
MTBF | ≥1440hours/time |
Output port | RS-232, RS-485, 4-20mA |
Power supply | AC220V±10%, 50Hz±10%, 1A |
Working temperature | 4℃~45℃ |