Features
DOG-209F Dissolved Oxygen electrode has high stability and reliability, which can be used in the harsh environment; it
demands for less maintenance; it is suitable for continuous measurement of the dissolved oxygen in the fields of urban sewage treatment, industrial wastewater treatment, aquaculture, environmental monitoring etc.
Technical Indexes
1. Measuring range: 0-20mg/L |
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2. Measuring principle: Current sensor (Polarographic electrode) | |
3. Permeable membrane thickness: 50 um | |
4. Electrode shell material: U PVC or 31 6L stainless steel | |
5. Temperature compensation resistor: Ptl00, Ptl000, 22K, 2.252K etc. | |
6. Sensor life: >2 years | |
7. Cable length: 5m | |
8. Detection lower limit: 0.01 mg/L (20℃) | |
9. Measurement upper limit: 40mg/L | |
10. Response time: 3min (90%, 20℃) | |
11. Polarization time: 60min | |
12. Minimum flow rate: 2.5cm/s | |
13.Drift: <2%/month | |
14. Measurement error: <± 0.1mg/I | |
15. Output current: 50~80nA/0.1mg/L Note: Maximum Current 3.5uA | |
16. Polarization voltage: 0.7V | |
17. Zero oxygen: <0.1 mg / L (5min) | |
18. Calibration intervals: >60 days | |
19. Measured water temperature: 0-60℃ |
