Beijing Jingxiang Environmental Technology Co., Ltd
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Fecal Escherichia coli online detector
Product Overview: Fecal Escherichia coli comes from the intestines of humans and other warm blooded animals and is excreted through feces
Product details

Product Overview:

Fecal Escherichia coli comes from the intestines of humans and other warm blooded animals and is excreted through feces. The survival time of fecal Escherichia coli in the natural environment is closest to that of pathogenic bacteria, and fecal Escherichia coli has the highest number in the intestine. Therefore, the content of fecal Escherichia coli can better reflect the content of intestinal pathogenic bacteria in water bodies, which meets the requirements for fecal pollution detection of indicator bacteria in water quality. Moreover, the survival time of fecal Escherichia coli in water and its resistance to disinfectants and adverse factors in water are similar to pathogenic bacteria. In practical work, fecal Escherichia coli is often used as an indicator organism to evaluate the hygiene quality of water.

The fecal Escherichia coli online monitoring system is a water quality multi parameter microbial online automatic monitoring product developed with enzyme substrate microbial detection technology as the core. This is the first time that laboratory enzyme substrate microbial detection technology has been applied to on-site automatic monitoring of water quality, filling a gap both domestically and internationally. This product can detect various components such as total bacterial count, total fecal Escherichia coli, heat-resistant fecal Escherichia coli, and Escherichia coli in surface water, groundwater, seawater, and drinking water, and can be combined arbitrarily. Breaking through the concept of a single on-site water quality monitoring instrument, building a multi-functional and arbitrarily combined on-site water quality automatic monitoring laboratory platform. The enzyme substrate microbial detection technology has the advantage of rapid online automatic detection, achieving online cultivation and detection of multiple microorganisms within 6-18 hours.

This product is suitable for: hospital sewage, drinking water sources, surface water quality automatic monitoring stations, sewage treatment plant outlets, etc.


Product features:

Easy to operate, meets unmanned online continuous monitoring, and can remotely upload detection data results.

Multiple independent constant temperature cultivation detection systems ensure relatively high-frequency sampling, with a minimum sampling frequency of 4 hours.

Built in turbidity correction function can reduce the impact of increased turbidity during microbial cultivation on detection results.

The concentration range of the test water sample is wide to avoid the occurrence of fully positive results.

Automatic pipeline disinfection and cleaning to eliminate cross interference of water samples.


Performance parameters:

Performance parameters of WTF5600 coletech type

Analyze the range 0-1000MPN/100mL, 0-10000MPN/100mL (expandable)
detection limit 1MPN/mL
resolution 1%
Error Standard solution<10%; Water sample<10%
repeatability 5%
Span Drift ±5% F.S.
Analysis method The whole point Run by hour, up to 2 groups per day
Interval Run at set intervals for 0-9999 minutes
Manual manual analysis
long-range Remote control through MODBUS mode; Dry contact control
Calibration method Interval frequency Perform interval calibration based on the cumulative number of analyses
Interval days Calibrate the interval based on the number of running days
Manual Manual calibration
long-range Remote control via MODBUS
cleaning method Automatic Analysis and cleaning; Fault cleaning; Abnormal power outage cleaning; Emergency stop cleaning
Manual Manual cleaning
call the police Liquid shortage alarm; Self checking alarm; Fault alarm; Over limit alarm (one relay)
data A 4-20mA analog signal
Communication An RS232 or RS485 interface standard MODBUS protocol
Storage About 20000 sets (automatically saved upon power failure); Support exporting EXCEL from USB drive;
Print Micro industrial thermal printer (optional)
Maintenance cycle About 30 days, it takes 45 minutes
Display unit 7-inch LCD, 800 * 480 resolution, TFT true color touch screen
Usage environment 5-35 ℃, humidity<90% (no condensation)
Water sample temperature 5—35℃
Water collection unit Used for the circulation and retention of water samples; Automatic Backwash Precision Filtration System (Optional)
Dimensions 1650 × 530 × 430mm (including reagent cabinet)
Weight 45KG (including reagent cabinet)
Power Supply AC 220V ± 10%, 50Hz ± 1%
power 150W


Technical Services:

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.


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.




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