E-mail: michael@shboqu.com | Expert in Water Quality Measurement and Water Treatment Project
DOG-209FA
INDUSTRIAL DISSOLVED OXYGEN SENSOR
DOG-209FA type oxygen electrode improved from the previously dissolved oxygen electrode, change diaphragm into a grit mesh metal membrane, with high stability and stress resistant, can be used in a more harsh environment, maintenance volume is smaller, suitable for urban sewage treatment, industrial wastewater treatment, aquaculture and environmental monitoring and other fields of continuous measurement of dissolved oxygen.
Model | DOG-209FA Industrial Dissolved Oxygen Sensor |
Principle | Polarographic |
Measuring range | 0-20mg/L |
| Thread | M32 * 2.0 |
Permeable membrane thickness | 100 um(steel mesh) |
Electrode shell material | U PVC or 31 6L stainless steel |
Temperature compensation | PT100, PT1000, 22K, 2.252K etc. |
Detection lower limit | 0.01 mg/L (20℃) |
Sensor life | 2 years |
Cable length | 5 meters, can be ODM depend on user's requirements |
Polarization time | 60min |
Minimum flow rate | 2.5cm/s |
| Drift | <2%/month |
| Measurement error | <± 0.1mg/I |
| Output current | 50~80nA/0.1mg/L Note: Maximum Current 3.5uA |
| Polarization voltage | 0.7V |
| Zero oxygen | <0.1 mg / L (5min) |
| Calibration intervals | >60 days |
| Measured water temperature | 0-60℃ |
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