Technical data 5 SENSORS FOR DISINFECTION Click here to go back to the D co I n D tents Sensors for disinfectants General data Ambient conditions Cross sensitivities Measuring range Accuracy Resolution Measuring principle Temperature compensation pH compensation Response time (T90) Run-in time (during startup, after power-off) Operating temperature (liquid temperature) Max. pressure (on outlet, without pressure peaks or fluctuation) Recommended flow (DID with flow cell) Recommended flow speed (DID for tank immersion) pH operating range ppm [mg/l] [%] ppm [mg/l] - - - [minute] [hour] [°C] [bar] [l/h] [m/s] [pH] Influence of pH on reading - Influence of ClO 2 : Reading instead [%] of parameter Influence of Cl 2 : Reading instead [%] of parameter Influence of O 3 : Reading instead [%] of parameter Influence of other substances - Material and Enclosure class - design Housing materials - Storage data Approvals Storage temperature of sensor Storage temperature of electrolyte Storage conditions Max. storage time of electrolyte [°C] [°C] - years - 1) at 0.4 ppm and at 1.6 ppm 2) at 1.5 ppm 3) at 40 ppm and at 160 ppm 4) at 40 ppm and < 2 % at 1600 ppm Chlori::lyser Free chlorine Total chlorine 0-2 0-20 0-2 0-20 < 1 1 • • < 1 2 • • < 1 1 • • < 1 2 • • 0.001 0.01 0.001 0.01 Amperometric, 3 electrodes, membrane- covered Yes Yes Yes Yes 2 2 Chlodi::lyser Chlorine dioxide 0-2 < 1 1 • • 0.001 0-20 < 1 2 • • 0.01 Hyper::lyser Hydrogen peroxide 0-200 0-2000 < 2 3 • • 0.1 < 0.5 4 • • 1 Peroxy::lyser Peracetic acid 0-200 < 2 3 • • 0.1 0-2000 < 0.5 4 • • 1 Amperometric, 2 electrodes, membrane-covered Yes Yes Yes - - - 1 8 5 at 10 °C 1.5 at 50 °C 2 2 1 3 3 5-45 5-45 5-50 5-45 5-45 3 3 1 1 1 30 30 30 30 30-100 0.015 - 0.06 0.015 - 0.06 0.015 - 0.06 0.015 - 0.06 0.015 - 0.06 4-9 Up to pH 7: no influence Up to pH 9: 10 % of electrode slope 4-12 Between pH 4 and 12: 5 % of electrode slope per pH unit 75 75 2-11 No influence - 2-11 No influence n/A 1-6 No influence 100 - - 0 Must not be present 0 80 130 Combined chlorine can increase reading IP67 PVC-U, PEEK SS 1.4571 - IP67 PVC-U, PEEK SS 1.4571 2500 - IP67 PVC-U SS 1.4571 0-45 Must not be present PES or PAA must not be present. Sulfide and phenole poison or destroy the membrane system. IP67 PVC-U SS 1.4571 2500 No influence of H 2 O 2 IP67 PVC-U SS 1.4571 10-35 Dry, without electrolyte, with clean membrane cap 1-2 (check expiry date on package) CE (EN 61326-1:2013) Visit our digital pricelist at https://www.grundfos.com/nz/where-to-buy/PriceList. Click part number to be taken to Grundfos Product Center. 52 Click on the price to be taken to Extranet.