WXZJ-CL20A residual chlorine comparator
measurement range: residual chlorine: 0～20.00mg/L(ppm); temperature : 0～60℃;
resolution ratio: residual chlorine: 0.001mg/L; temperature: 0.1℃;     
automatic or manual temperature compensation: 0～60℃(reference temperature25℃)
PH compensation range: manual pH: 5～9pH;  
response time: < 2min (90%, 20℃)

WXZJ-CL20A residual chlorine comparator is water quality online monitor with microprocessor. It is widely applied in drink water treatment plant, drink water distribution, swimming pool, industrial sewage, cooling cycling water field for constant monitoring and control of residual chlorine in water.