Key Specifications
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Measurement Range
Trace: 0 to 5 mg/l HOCl
Standard: 0 to 20 mg/l HOCl -
Operating Temperature
0 to 55 °C (32 to 130°F), non-freezing conditions
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Operating Pressure
1 bar (14.5 psi)
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Measurement Principle
– Sealed membrane-covered measuring cell
– Free chlorine reduction at the cathode
Applications
The CCS51 is a durable, low-maintenance sensor designed for free chlorine measurement. It delivers high accuracy with long-term stability in drinking water, swimming pools, and industrial process water, maintaining reliable disinfection monitoring even at low flow rates. With its rapid response capability, this analog free chlorine sensor enables efficient process control and operational safety. The CCS51 maintains compatibility with existing analog free chlorine measurement systems.
The CCS51 analog free chlorine sensor serves both skid manufacturers and end-users, providing dependable measurements in:
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Drinking water – ensuring effective disinfection
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Process water – maintaining hygiene in packaging and bottling operations
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Utility systems – detecting free chlorine presence or absence
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Pool water – optimizing disinfectant dosing
Advantages
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Rapid response (t90 < 25 s) delivers real-time process visibility and quick adjustment to changing conditions.
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Enhanced process reliability: accurate, stable measurements support consistent monitoring and customized disinfectant dosing.
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The maintenance-free amperometric design lowers total cost of ownership versus colorimetric alternatives.
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Compatibility with Liquisys chlorine transmitters preserves investment in existing analog free chlorine measurement infrastructure.
