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Online COD water quality analyzer (chromium method)
The online COD water quality analyzer (chromium method) measures the amount of reducible substances that need to be oxidized in water samples using ch
Product details

Online COD water quality analyzer (chromium method)It is a chemical method used to measure the amount of reducible substances that need to be oxidized in water samples. The oxygen equivalent of substances that can be oxidized by strong oxidants in wastewater, wastewater treatment plant effluent, and polluted water.

The national standard rapid digestion spectrophotometric method is used for analysis, with a detection range standard of 0-1000mg/L. The range can be expanded according to the actual water sample on site (chloride ion concentration should not exceed 1000mg/L). In a strong acid medium, silver sulfate is used as a catalyst, and after rapid digestion under high temperature and high pressure, reagents are added for spectrophotometric measurement.

Online COD water quality analyzer (chromium method)Product features:

Using a rapid digestion module for digestion, the time can be set (10 to 40 minutes);

The quantitative analysis module adopts a small-scale design approach, which saves reagents and reduces maintenance workload;

Running dynamic visualization, intuitive and convenient;

Remote reading and writing of data, supporting remote calibration and correction;

The software adopts graded password management to ensure safe use;

The instrument is equipped with automatic cleaning and calibration functions;

Reserve external interfaces and customize extension functions according to on-site conditions;

Jingxiang Company provides you with:

1. Consultation on water quality monitoring technology and development of application plans

2. Customize supporting products according to the on-site environment

3. Debugging of instruments and supporting equipment, cooperating with acceptance inspection

4. On site training on instrument usage methods and precautions

5. After sales maintenance and repair services

Jingxiang Company can provide customized product services to meet customers' on-site needs. The supporting products provided by Jingxiang Company include:

1. Data collection and transmission network: Remote transmission of on-site data to user terminals (servers, PC terminals) to achieve remote monitoring. It can be developed according to the communication protocol format provided by the user and connected with local relevant departments to achieve data integration.

2. Analysis data PC client: Real time transmission of analysis data to a pre configured computer or an outdoor LED electronic LCD screen connected to it.

3. Water quality regulation dosing unit: Based on instrument analysis data, adjust the supporting dosing equipment, inlet and outlet valves, and other third-party devices in real time.

4. Pump control unit: Provides on-site control services for water pump equipment to users, and can achieve manual/automatic operation.

5. Water quality pretreatment unit: For high temperature and high pollution conditions of water samples, physical purification or cooling treatment is required to ensure that the water samples meet the requirements of analysis.

performance parameter
Analysis method Rapid digestion spectrophotometry (potassium dichromate)
Analyze the range 0-1000mg/L (can be diluted and expanded)
error ≤±5%
repeatability ≤±3%
zero drift ≤±3%
Analyze frequency Timed analysis, interval analysis, remote control
signal output 4-20mA
COMMUNICATION FORMAT RS485 interface; MODBUS protocol
Report Output Export USB data in EXCEL format
display 7-inch color touch screen; Bilingual Chinese/English
call the police Isolation relay contacts
Water collection unit and pre-treatment unit Support (optional)
Industrial printer Support (optional)
Wireless remote transmission Support (optional)
Reagent consumption (single use) 1.8mL
Automatic cleaning support
Automatic calibration support
Reagent cabinet/rack Support (optional)
Water sample conditions 0-60℃
power supply AC220V 50Hz
work environment 5-60℃ ; Humidity<90%, no condensation
External dimensions 720 * 600 * 300mm (excluding reagent cabinet)
gross weight 37KG (excluding reagent cabinet)
Cabinet protection IP65 corrosion-resistant enclosure material
Installation method Wall mounted, vertical (can be combined with reagent cabinet)
Software version ANNA1.07
Average * time >720h/time
authentication


Partial consumables and accessories

name

unit Suggested replacement cycle (calculated at 6 times/day)
Analytical reagents Set (1L) 3 months
Standard Sample Set (1L) 3 months
Peristaltic pump stuck tube root 6 months
Drain pipe root 6 months


Jingxiang promises to fully disclose the reagent formula. Jingxiang provides analytical reagents and standard samples for customers to prepare and use.



Jingxiang Company provides you with:
1. Consultation on water quality monitoring technology and development of application plans
2. Customize supporting products according to the on-site environment
3. Debugging of instruments and supporting equipment, cooperating with acceptance inspection
4. On site training on instrument usage methods and precautions
5. After sales maintenance and repair services
Jingxiang Company can provide customized product services to meet customers' on-site needs. The supporting products provided by Jingxiang Company include:
1. Data collection and transmission network: Remote transmission of on-site data to user terminals (servers, PC terminals) to achieve remote monitoring. It can be developed according to the communication protocol format provided by the user and connected with local relevant departments to achieve data integration.
2. Analysis data PC client: Real time transmission of analysis data to a pre configured computer or an outdoor LED electronic LCD screen connected to it.
3. Water quality regulation dosing unit: Based on instrument analysis data, adjust the supporting dosing equipment, inlet and outlet valves, and other third-party devices in real time.
4. Pump control unit: Provides on-site control services for water pump equipment to users, and can achieve manual/automatic operation.
5. Water quality pretreatment unit: For high temperature and high pollution conditions of water samples, physical purification or cooling treatment is required to ensure that the water samples meet the requirements of analysis.


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