DOG-208F Industrial online monitoring Pure Water Dissolved Oxygen sensor Model No.: DOG-208F Features Applicable Polarography Principle for DOG-208F Dissolved Oxygen Electrode With platinum (PT) as cathode and AG / AgCl as anode The electrolyte is 0.1 M potassium chloride (KCI). The silicone rubber permeable membrane imported from U. S. Serves As the permeable membrane. It has silicone rubber and steel gauze. It is featured by collision resistance, corrosion resistance, high. Temperature resistance, shape retention and other performances.
Technical Indexes Measuring range: 0-100ug/L; 0-20mg/L Electrode shell material: 316L stainless steel Temperature compensation resistor: NTC: 2.252K 22K Ptl00 Ptl000 And so on. Sensor life: >3 years Cable length: 5m (double shielded) Measurement lower Limit: 0.1ug/L (ppb)(20 degree Centigrade) Measurement upper limit: 20mg/L (ppm) Response time: ≤ 3min(90%, 20 degree Centigrade) Polarization time: >8h Minimum flow rate: 5cm/s; 515 L/h Drift: <3%/month Measurement error: <± 1 ppb Output current in air: 50-80nA Note: Maximum current 20-25uA Polarization voltage: 0.7V Zero Oxygen: <5ppb (60min) Calibration intervals: >60 days Measured water temperature: 0-60 degree Centigrade
Scope of application Applied to thermal power plants, thermal demineralized water, Fermentation industry, etc.