WCDB-20 Walchem Controller Disinfection Sensor

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  • Product Type: Sensor

Walchem Water Treatment Controller Disinfection Sensor, 20' Cable, 20 PPM, 0 to 14.7 PSI, PVC/Polycarbonate/Silicone Rubber/Stainless Steel/PEEK, Amperometric, Chlorine Dioxide Disinfection Sensor with Flow Cell without Flow Switch Manifold for WDIS400 and WebMaster Treatment Controller.

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Product Description

Water Treatment Controller Disinfection Sensor; Item Sensor, Amperometric, Chlorine Dioxide; Cable Length 20 Foot; Voltage Rating 5 Volt DC; Current Rating 5 Milliamp; Measuring Range 20 PPM; Sample Flow Rate 30 to 100 Liter per Hour; pH Value 1 to 11; Response Time 30 Second; Conditioning Time 60 Minute; Operating Temperature Rating 32 to 122 Deg F; Pressure Rating 0 to 14.7 PSI; Material PVC, Polycarbonate, Silicone Rubber, Stainless Steel, PEEK; Resolution 0.001/0.01/0.1 Milligram per Liter; Includes Flow Cell; Excludes Flow Switch Manifold; Used On WDIS400 and WebMaster Treatment Controller


Low Maintenance - No Costly Reagent or Tubing to Replace; Broad Range of Application - Wide Variety of Oxidizer and Measurement Range; Fast Response - Continuous Measurement Technique; No Waste - The Sample Can be Returned to the Process; Extended pH Range

Series/Model Information

Walchem’s amperometric disinfection sensors offer a cost effective and reliable solution to your disinfection control requirements. Compatible with the WDIS, W100, W600, W900 and Web-Master® series controllers, the sensors continuously and directly measure the chemical concentration, without the use of reagents. We offer sensors, in varying ranges of concentration, for free chlorine/bromine, total chlorine, chlorine dioxide, ozone, peracetic acid and hydrogen peroxide. Whether the application is a cooling tower, food and beverage, drinking water, wastewater, or swimming pool, these sensors are the ideal solution.