DOG 208F Industrial Pure Water High Temperature Dissolved Oxygen Electrode probe sensor
Features of dissolved oxygen electrode:
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 |
0-20ug/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) |
Detection lower Limit |
0.1ug/I(ppb)(20°C) |
Measurement upper limit |
20mg/l(ppm) |
Response time |
≤3min(90%, 20°C) |
Polarization time |
>8h |
Minimum flow rate |
5cm/s; 515 L/h |
Drift |
<3%/month |
Measurement error |
<±1 ppb |
Output current |
20-25nA/0.01mg/L |
Note |
Maximum current 20-25Ua |
Polarization voltage |
0.7V |
Zero Oxygen |
<5ppb(60min) |
Calibration intervals |
>60 days |
Measured water temperature |
0-1300c |
Scope of application
Applied to thermal power plants, thermal fermentation industry, etc.
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