SMR03 series

Free Chlorine Analyzer

Free Chlorine Analyzer is designed for applications in drinking water, industrial processes, water treatment, wastewater, and swimming pools. Based on a three-electrode amperometric measurement principle, it provides accurate monitoring of free chlorine levels in water and delivers stable, reliable measurement data for continuous operation. The analyzer is mounted on a PVC panel and can be directly connected to the sampling line, offering plug-and-play convenience while eliminating the need for additional chemical reagents, which helps reduce daily operation and maintenance requirements.

The Free Chlorine Analyzer features an integrated compact housing with a built-in transmitter and sensor, along with ultra-low power consumption, a 1000 N high-tensile Kevlar cable, real-time pH and temperature compensation, electrode self-cleaning, and stable pressure and flow control. These functions help minimize the influence of pressure and flow fluctuations, ensuring long-term measurement stability. The system also supports RS485 digital communication and the standard Modbus RTU protocol, allowing direct connection with PLCs and HMI systems. Through the AQCFG utility software, users can perform data reading, calibration, parameter setting, and fault diagnosis. Altogether, the SMR03 Series provides a free chlorine monitoring solution that combines accuracy, stability, and management efficiency.
Features
  • Three Electrode Measurement System, No Reagent Required
  • All-in-One Compact Endosure, Built-in Transmitter and Sensors
  • Robust IP68 Water Submersible Protection, Directly Installed in the Field, No Cabinet Required
  • Ultra Low Power Consumption, Ideal for Outdoor Applications
  • 1000 N Tensile Strength Kevlar Reinforced Cable
  • Built-in Temperature, Humidity Monitoring, Free Chlorine and pH Electrodes Failure, No Water Self Diagnosis Function
  • Advanced Intelligent Algorithm and Signal Processing Technology to Eliminate Noise
  • Surge Protection for Power and RS485 Communication
  • RS485 Digital Communication, Minimize Cabling and Engineering Cost
  • Standard Modbus RTU Protocol, Direct Connected with PLC, HMI, Eliminate I/O Module Cost
  • Electrode is over 24 Months Long Period of Life
  • Real-time pH and Temperature Compensation
  • Auto Cleaning Rotor, Minimal Maintenance
  • Not Interferenced by Pressure and Flow Velocity
  • Onboard Memory to Easily Calibrate and Configure Sensor at Lab and Distribute to Various Fields
  • AQCFG Software Tool for Data Monitoring, Calibration, Configuration and Diagnosis
  • IECEx/ATEX Ex ia IIB T4/T5 Ga Explosive Proof Certification
Applications
Drinking water, industry, water treatment, wastewater
Models

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Free Chlorine Analyzer
Free Chlorine Analyzer is designed for applications in drinking water, industrial processes, water treatment, wastewater ...
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