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Uv-COD online water quality analyzer
The Smarter®-CODUV Water Quality Analyzer is an online monitoring device for COD (Chemical Oxygen Demand) measurement in surface water and wastewater discharge. Featuring user-friendly operation, high automation, easy maintenance, and low consumable costs, this instrument comes standard with RS485/RS232 interfaces and MODBUS protocol support. It enables comprehensive real-time monitoring and data access through remote communication, while supporting advanced functions like remote analysis, calibration, and cleaning. The built-in dilution feature ensures effective handling of high-concentration samples, meeting diverse application requirements.
This product is suitable for: surface water, domestic sewage, industrial wastewater, etc.
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Analysis range |
0-20mg/L (customizable) |
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detection limit |
1mg/L |
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resolution ratio |
0.1mg/L |
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error |
±3% |
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repetitiveness |
≤5% |
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Range drift |
≤5% |
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analysis mode |
integral point |
Run by the hour, up to 24 groups per day |
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margin |
Run at set intervals |
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hand movement |
Manual analysis |
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long-range |
Remote control by MODBUS; dry contact control |
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Calibration method |
Number of intervals |
The interval was calibrated according to the cumulative analysis |
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Number of days between intervals |
Interval calibration is performed according to the number of running days |
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hand movement |
Manual calibration |
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long-range |
Remote control is performed in MODBUS mode |
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Cleaning method |
voluntarily |
Analysis cleaning; fault cleaning; abnormal power failure cleaning; emergency shutdown cleaning |
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hand movement |
Clean by hand |
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report to the police |
Low level alarm; self-test alarm; fault alarm; out of specification alarm (one relay) |
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data |
The signal is 4-20mA analog |
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communication |
An RS232 or RS485 interface standard MODBUS protocol |
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memory |
About 20,000 groups (automatic power-off save); support USB drive export EXCEL; |
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put a seal on |
Micro industrial thermal printer (optional) |
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Maintenance cycle |
About 30 days, 45 minutes |
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cell display |
7 inch LCD, 800*480 resolution, TFT true color touch screen |
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service environment |
5-35℃, humidity <90% (no condensation) |
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Water sample temperature |
5—35℃ |
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Water harvesting unit |
Used for water sample circulation and retention; automatic backwash precision filtration system (optional) |
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size |
73*47*28cm |
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weight |
25KG |
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source |
AC 220V ± 10%, 50Hz ± 1% |
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power |
150W |
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- The main components are imported brands to ensure their accuracy, stability and reliability;
- Infrared measurement unit, quantitative and accurate;
- Using positive/negative pressure flow technology, the peristaltic pump tube does not pass through the liquid, stable and durable.
- Three points automatic calibration, high linear correlation;
- Special LED light source, high signal to noise ratio;
- RS232/RS485 interface, standard MODBUS protocol, can remotely read the operating status and related data of the instrument;
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