Description
DOG-209FA type oxygen sensor 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, maintain volume is smaller, suitable for urban sewage treatment, industrial wastewater treatment, aquaculture and environmental monitoring and other fields of continuous measurement of dissolved oxygen.
| Technical Indexes | |
| 1. | Ultra resistant to pressure (0.6Mpa) wallop, imported (grit mesh metal membrane) |
| 2. | Up thread: M32 x 2.0 |
| 3. | Measuring range: 0-20mg / L |
| 4. | Measuring principle: Current type sensor (polarographic electrode) |
| 5. | Breathable membrane thickness: 100μm |
| 6. | Electrode shell material: PVC or 316L stainless steel |
| 7. | Temperature compensation resistance: Pt100, Pt1000, 2.252K etc |
| 8. | Sensor life:> 2 years |
| 9. | Cable length: 5m |
| 10. | Detection low limit: 0.01 mg / L (20ºC) |
| 11. | Measurement up limit: 40 mg / L |
| 12. | Response time: 2min (90%, 20ºC) |
| 13. | Polarization time: 60min |
| 14. | Minimum flow rate: 2.5cm / s |
| 15. | Drift: <2% / month |
| 16. | Measurement error: <± 0.01 mg / L |
| 17. | Output Current: 50-80nA/0.1 mg / L Note: Maximum current 3.5uA |
| 18. | Polarization voltage: 0.7V |
| 19. | Zero oxygen: <0.01 mg / L |
| 20. | Calibration interval:> 60 days |
| 21. | Measured water temperature :0-60 ºC |
1.Who are we?
BOQU instrument focus on R&D and production of Water Quality analyzer&sensor since 2007. Our mission is To be brightest eye for water quality monitoring on earth.
★ Employees: 200+ people
★ Annual growth rate: 35%
★ R&D experiences: 20+ years
★ Technical patents: 50+
★ Annual production quantities: 150,000pcs
★ Cooperation companies: Boehringer Ingelheim, CM, Roche
★ Main Industries: Power plant, Water treatment plant, Drinking water, Pharmaceutical, Fish farming, Swimming pool.
2. How can we guarantee quality?
1) 100% OQC for all of products before shipping
2)Testing pictures and videos to be provided before shipping
3.What’s our main business?
Whole solution for water quality instruments. Including analyzers and sensors for pH, COD, BOD,conductivity, Dissolved Oxygen, Turbidity, TSS, Residual chlorine, Ammonia, Nitrate, Hardness and etc..
4. Why choose us instead of other suppliers?
1) Manufacturer was established since 2007, top supplier of water quality instrument.
2)One stop solution provider for water quality monitoring, thousands of projects reference.
3)24 hours after-sales service team, products training on time.
4)20+ years R&D experience, support OEM & ODM service.
5)50+ Patents for water quality analyzer and sensor
5. What service can we provide?
Incoterms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU,
Express Delivery: DAF, DES;
Payment Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY,CHF;
Payment method: T/T, MoneyGram, Credit Card, PayPal,Western Union, Cash, Escrow;
Language: English, Chinese, Spanish, Korean