Steel Research Nak Testing Technology Co., Ltd
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Residual chlorine water quality online monitoring instrument
Residual chlorine water quality online monitoring instrument
Product details

Technical parameters:

Measurement principle sequential injection spectrophotometry

Measurement range 0.005-1.0/2.0 mg/L

Accuracy ± 10%

Accuracy ± 5%

Zero (range) drift ± 5%

Detection limit 0.005 mg/L

Measurement cycle of 15 minutes

MTBF ≥ 720 hours/time

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

Power supply 220 ± 20 volts; 50 ± 10 Hz

Digital 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;
  • Modular design, easy maintenance, and expandable range;
  • 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;
  • Adopting high-quality industrial PLC to reduce system failure rate, with strong anti-interference and lightning resistance capabilities;
  • Supports 4-20mA, RS232/485 data transmission protocols, and MODBUS/TCP communication methods;





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Successful operation!

Successful operation!