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CLX Online Residual Chlorine Monitor

Brand: HF Scientific

The HF scientific CLX OnLine Residual Chlorine Monitor is an economical and low maintenance instrument for municipal, chemical, or industrial processes that require continuous monitoring and control of residual Free or Total Chlorine levels. 

User selectable cycle times, 4 to 20 mA and RS-485 with Modbus output that can be used to control feed pumps and user selectable alarms allow complete manual or automatic control of chlorine dosing. 

The instrument is housed in a strong, shatterproof case with easy access to all service functions and reagents.
Features
  • Free or Total Chlorine. Can be used for Free or Total Chlorine measurements 
  • Low Operating Costs. Low Reagent use translates into low operating cost 
  • Simple Operation. Designed for unattended operation up to 30 days 
  • Colorimetric DPD Chemistry. Uses inexpensive DPD chemistry rather than expensive electrodes 
  • User Selectable Cycle Times. Cycle times can vary between 110 seconds to 10 minutes (optional 60 seconds to 10 minutes, consult factory) 
  • Microprocessor Based Technology. Microprocessor based technology ensures high quality at the industry’s lowest price 
  • Alarms. Two User Selectable Alarms for Sample Concentration 
  • Drinking Water, Wastewater, Reuse Water, and More 
  • 4-20mA and RS-485 with Modbus 
  • USEPA Accepted Methodology

Specifications

Accuracy

  • 0 to 6 mg/L for ± 5 %
  • 6 to 10 mg/L for ± 10 %

Approvals & Certifications

  • CE
  • CSA
  • ETL
  • UL
  • USEPA

Enclosure, Body Material

  • ABS Plastic

Environmental Protection

  • IP66

Flow Rate

  • 200 to 400 mL/min

Measuring Time

  • Cycle Time - 1 to 10 minutes for Optional
  • Cycle Time - 1.83 to 10 minutes for User Selectable

Operating Temperature

  • 0° to 55° C (32° to 131° F)

Output

  • 4-20 mA
  • RS-485 with Modbus

Power

  • 100-240 Vac Auto Switchable 47-63 Hz

Pressure Range

  • psi: 5 to 150 (kPa: 34.5 to 1,030, bar: 0.3 to 10.3)

Range

  • 0 to 10 mg/L

Resolution

  • 0.01 mg/L
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