Disinfection Sensors

Walchem’s amperometric disinfection sensors offer a cost effective and reliable solution to your disinfection control requirements. Compatible with the WDIS and WebMaster® 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.
Low maintenance – no costly reagents or tubing to replace
Broad range of applications – wide variety of oxidizers and measurement ranges
Fast response – continuous measurement technique
No waste – the sample can be returned to the process