DOG-209F Industrial Dissolved Oxygen Electrode
Features
DOG-209F Dissolved Oxygen Sensor 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, and so on.
Technical Indexes
1. Measuring range: 0-20mg/L
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 and so on.
6. Sensor life: >2 years
7. Cable length: 5m
8. Detection lower limit: 0.01 mg/L (20ºC)
9. Measurement upper limit: 40mg/L
10. Response time: 3min (90%, 20ºC)
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: 0-60ºC
Packing & Delivery
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Certification
FAQ
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: BOSCH, 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
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.
One stop solution provider for water quality monitoring, thousands of projects reference.
24 hours after-sales service team, products training on time.
20+ years R&D experience, support OEM & ODM service.
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
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