CODC water quality online monitoring instrument

Measurement principle sequential injection spectrophotometry

Measurement range 4-1000 mg/L (can be expanded as needed)

Accuracy ± 10%

Accuracy ± 8%

Zero (range) drift ± 8%

Detection limit 4 mg/L

Measurement cycle of 30 minutes

MTBF ≥ 720 hours/time

Working environment temperature: 5-40 ℃; Humidity: 10-95%

Power supply 220 ± 20 volts; 50 ± 10 Hz

Communication 4-20mA, RS232/RS485

Functional features:

• The sequential injection platform is fully automated for analysis, automatic cleaning, and the cycle can be set arbitrarily;
• Strong masking ability for chloride ions, capable of analyzing water samples with chloride ion concentrations below 20000mg/L;
• High temperature and high pressure digestion system accelerates the reaction process and shortens the detection time;
• Fault alarm, error alarm, automatic power-off protection design, automatic restoration of working status upon incoming call;
• Adopting industrial touch screen operation and display, menu based operation interface;
• Supports 4-20mA, RS232/485 data transmission protocols, and MODBUS/TCP communication methods;