CHLORINE RESIDUAL ANALYZER

Product catalog summary

Overview: The Chlorine Residual Analyzer Model CRA3500 is designed for water treatment applications, including remote sites, chlorine dosing control, and influent/effluent monitoring. It offers low purchase and ownership costs, reduced pH dependency, and various communication protocols for remote interfacing.

Specifications:

Probe Type: Membrane-covered amperometric polarographic three-electrode system.
Measurement: Free or Total Residual Chlorine.
Probe Ranges: 0-2, 0-5, 0-10 mg/l (ppm).
Resolution: 0.01 mg/l (ppm).
Reproducibility: ±5%.
Stability: -2% per month without calibration.
Temperature Range: > 0 up to 40 °C with automatic compensation.
pH Range: 4 to 9.5.
Flow Rate: Approximately 0.5 l/min.
Maintenance: Membrane yearly, electrolyte and calibration reagent quarterly.

Analyzer Features:

Power: 110-240 VAC.
Display: LCD Backlit 128x64 graphical.
Outputs: 2 configurable alarms (relays), 2 4-20mA outputs.
Inputs: Low flow and low buffer alarms.
Communication: Bluetooth (optional), RS485, TCP/IP (Webserver), USB, TTL.
Datalogging: One year at 15-minute intervals.
Event Logging: 500 events.

Optional Features:

Automatic Calibration.
Bluetooth Communications.
Webserver for remote data access.
Carbon Dioxide or Acid Buffer for pH correction if required.

Benefits: The CRA3500 provides reliable chlorine measurement with minimal maintenance and operational costs. It supports remote monitoring and control, enhancing efficiency in water treatment processes.

Catalog excerpts

Chlorine Residual Analyzer ! Low Purchase Cost > ! Low Cost of Ownership > ! Reduced pH Dependency > ! SMS Text Alarms > ! Webserver* > ! 4-20mA and Relay Outputs > ! Carbon Dioxide or Acid Buffer if Required > ! Automatic Calibration > ! Probe Ranges (0-2, 0-5, 0-10) mg/l (ppm) > ! Bluetooth communications > WATER TREATMENT INFLUENT / EFFLUENT MONITORING > ! Remote Sites > ! Surface Water Inlet > ! Chlorine Dosing Control > ! Surface Water Outlet > ! Secondary Chlorination > ! Process Water Monitoring > Typical Probe Response to pH (Unbuffered) 6 6991 Peachtree Industrial Boulevard, Building 600Norcross, GA 30092 USA PH: 770.449.6233 Chlorine Probe Response Typical Amperometric Probe Response US: 800.442.8722 FX: 770.447.0889www.chemtrac.com Percentage Response 020406080100120 0204060 80100120 66.577.588.599.510 66.577.588.599.510 820 pH pH size="-2">

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Type: Membrane covered amperometric polarographic three-electrode systemMeasured: Free Residual Chlorine or Total Residual ChlorineOptional Probe Ranges: 0-2, 0-5, 0-10 mg/l (ppm) Resolution: 0.01 mg/l (ppm) Reproducibility: 5% Stability: -2% per month (without calibration) Working electrode: Gold CathodeCounter electrode: Stainless steel AnodeReference electrode: Silver / silver halide Membrane material: Micro-porous hydrophillic membrane Flow rate: Approximately 0.5 l/min. Temperature range: > 0 up to 40 ѰC Temperature compensation: Automatically by an integrated thermistor pH - range: pH 4...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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