Table of Contents
Overview
What is a water quality sensor?
Types of water high quality sensors
pH Sensor
ORP Sensor
Conductivity Sensor
Dissolved Oxygen (DO) Sensor
Residual Chlorine Sensor
Turbidity Sensor
Salinity Sensor
Ozone Sensor
Chemical Oxygen Demand (COD) Sensor
Ammonia Nitrogen Ion (NH3-N)Sensor
Conclusion
Overview
Water is the source of life, human beings cannot reside with out water in life and manufacturing activities. The quality of drinking water is intently related to human health. Water quality monitoring and administration has become an essential subject of recent science. Water high quality online monitoring system can precisely, well timed and comprehensively replicate the current water high quality and growth trends, to offer a scientific foundation for water treatment projects. Water high quality monitoring system sensing front-end is the water quality sensor.
The water high quality sensors measure pH, ORP, conductivity, dissolved oxygen, residual chlorine, turbidity, salinity, BOD, COD and other water quality parameters through various methods similar to chemical, bodily and biological reactions of water, offering data assist for researchers, observers and engineers. Applications embrace laboratory research, environmental administration enchancment, marine water high quality analysis, hydraulic mannequin calibration, wastewater therapy, etc.
What is a water high quality sensor?
Water quality sensor is a general time period for a selection of sensors that measure PH, ORP, residual chlorine, turbidity, suspended solids, COD, BOD, conductivity, salinity, and dissolved oxygen. Water high quality doesn’t refer to a particular day by day parameter, it incorporates numerous components to measure the status of water high quality.
Types of water quality sensors
Water quality is a common idea that covers a extensive range. Therefore, building a whole water quality monitoring system is a posh challenge. The excellent news is that with these 9 Apure water quality sensors and a water high quality monitoring system, you’ll have the ability to simply build your whole water high quality monitoring system.
pH Sensor
ORP Sensor
Conductivity Sensor
Dissolved Oxygen Sensor
Residual Chlorine Sensor
Turbidity Sensor
Salinity Sensor
Ozone Sensor
COD Sensor
Ammonia Nitrogen Ion Sensor
pH Sensor
PH is a crucial indicator for monitoring industrial wastewater. In industrial wastewater, the adaptation range of most microorganisms is pH four.5-9, and the optimum pH range is 6.5-7.5. When the pH worth is beneath 6.5, fungi begin to compete with bacteria. When pH reaches 4.5, the micro organism will dominate within the biochemical tank and critically affect the sludge settling. When the pH value exceeds 9, the metabolic fee of microorganisms will be hindered.
In order to observe the PH worth of business wastewater, we generally use PH sensors. PH sensors are sensors which might be used to observe the focus of hydrogen ions in the measured answer and convert it into a corresponding usable output signal. It is suitable for industrial wastewater, domestic wastewater, agriculture, aquaculture and different non-corrosive weak acidic and weak alkaline environment situations.
ORP Sensor
Redox potential (ORP) is a crucial indicator to measure the standard of aquaculture water, ORP worth can reflect the great or dangerous water high quality. The bigger the ORP worth, the stronger the oxidation of the water body, the smaller the worth, the stronger the discount of the water body.
The ORP sensor is mainly used because the oxygen discount potential of a solution. It can detect ORP information not solely in water, but in addition in soil and culture media. Therefore, additionally it is a extensively used sensor for continuous monitoring of varied water ORP in electric power, chemical, environmental protection, pharmaceutical, food and other industries. Usually, will probably be used along with PH sensor.
Conductivity Sensor
Conductivity is the flexibility to conduct electric current in a body of water. In water quality monitoring, conductivity is doubtless certainly one of the necessary indicators to reflect water quality. The larger the conductivity value of water, the higher the conductivity, the greater the TDS worth in water. the TDS worth represents the content material of dissolved impurities in water. the larger the TDS worth, the greater the content of impurities in water. Conversely, the smaller the impurity content material, the higher the water. Pure, the decrease the conductivity.
Conductivity sensors may be divided into electrode conductivity sensors, inductive conductivity sensors and ultrasonic conductivity sensors in accordance with the totally different measurement rules. Electrode conductivity sensors use resistance measurement technique primarily based on electrolytic conduction principle. Inductive conductivity sensors are primarily based on the principle of electromagnetic induction to realize the measurement of liquid conductivity. Ultrasonic conductivity sensors measure conductivity primarily based on the change of ultrasonic waves in liquids, and the first two sensors are extra broadly used.
Apure sensor adopts electrode kind conductivity measurement method with built-in high precision sensor, high accuracy, conductivity measurement range between 0~20,000μS/cm, measurement error is ±1%FS, high sensitivity. This conductivity sensor comes with a cable connected to a transmitter that sends the sign to processing and/or recording tools.
Dissolved Oxygen (DO) Sensor
The molecular oxygen in the air dissolved in water is called dissolved oxygen. The content of dissolved oxygen in water is intently related to the partial strain of oxygen in the air and the temperature of water. Under pure circumstances, the oxygen content material in the air doesn’t change much, so the water temperature is the primary issue, the lower the water temperature, the higher the dissolved oxygen content material within the water. The molecular oxygen dissolved in water is called dissolved oxygen, often denoted as DO, and is expressed in milligrams of oxygen per liter of water. The amount of dissolved oxygen in water is an index to measure the self-purification capability of water physique.
There are two major kinds of Apure dissolved oxygen sensors, KOG-202S Polarographic Dissolved Oxygen Sensor and KOG-206 Optical Dissolved Oxygen Sensor. Continuous detection of dissolved oxygen in liquid.
Residual Chlorine Sensor
Residual chlorine is the final time period for the free and bound chlorine remaining within the water after chlorination disinfection and exposure for a sure time frame.
The residual chlorine sensor KCL is used to measure residual chlorine, chlorine dioxide and ozone in water. The electrode structure is easy and straightforward to scrub and substitute. It can be used in drinking water treatment vegetation, canneries, consuming water distribution networks, swimming swimming pools, cooling circulating water, water high quality remedy tasks, etc. the place the residual chlorine content in aqueous solutions must be continuously monitored.
Turbidity Sensor
Turbidity is brought on by suspended particles within the water. The suspended particles diffusely replicate the incident mild. Scattered light within the 90 degree path is normally used because the take a look at sign. The scattered light and turbidity are linear in a number of segments, so the sensor must be calibrated at a quantity of points.
The KS-710 turbidity sensor is designed and manufactured utilizing the precept of scattered light turbidity measurement. It precisely measures the quantity of sunshine passing through the water body to precisely measure the suspended matter within the water, which can mirror the air pollution of the water body. In this fashion the turbidity within the water pattern is measured and the ultimate worth is output after linearization. Commonly used in water quality detector for correct measurement of rivers, sewage, wastewater.
Salinity Sensor
Absolute salinity is the ratio of the mass of dissolved matter in sea water to the mass of sea water. Absolute salinity can not be measured immediately, so with the change and enchancment of salinity measurement strategies, the corresponding definition of salinity is introduced in practical application.
Salinity sensors are used to measure the salinity of liquids and options and are able to measuring the entire range from 24 to 52,000 ppm (parts per million). Salinity is the sum of all non-carbonate salts dissolved in water and is usually expressed in elements per thousand (1 ppm = a thousand mg/L). Salinity is a vital measurement in seawater. The salinity level in seawater is fairly fixed at about 35 ppm (35,000 mg/L).
Ozone Sensor
Ozone is a kind of allotrope of oxygen, chemical method is O3, formula forty seven.998, a light blue fuel with fishy odor. Ozone has sturdy oxidation, is a stronger oxidant than oxygen, oxidation response can happen at lower temperatures, corresponding to silver oxidation into silver peroxide, lead sulfide oxidation into lead sulfate, with potassium iodide response to generate iodine. Turpentine, fuel, and so on. can spontaneously ignite in ozone.
Ozone meter is the principle of ultraviolet absorption method, with stable ultraviolet gentle supply to provide ultraviolet light, with mild wave filter out other wavelengths of ultraviolet light, solely allow wavelength 253.7nm by way of. After passing via the sample photoelectric sensor, and then via the ozone absorption tank, it reaches the sampling photoelectric sensor. By evaluating the electrical alerts of the sample photoelectric sensor with those of the pattern photoelectric sensor, and then calculating the mathematical mannequin, the ozone concentration can be obtained.
Chemical Oxygen Demand (COD) Sensor
Many organic substances dissolved in water take in UV light. Therefore, by measuring the degree of absorption of UV mild at 254 nm by these organic substances, the amount of dissolved natural contaminants in water can be accurately measured.
The Apure COD sensor makes use of two light sources, an ultraviolet light for measuring the COD content in water and a reference mild for measuring the turbidity of the water body, with the light path attenuation being compensated for by a selected algorithm and available to some extent. Eliminate the interference of particulate suspended impurities, thus achieving more steady and dependable measurement.
Ammonia Nitrogen Ion (NH3-N)Sensor
In aquaculture, if the ammonia nitrogen degree within the water is simply too high, it’s going to poison the fish and shrimp and cause them to die. Therefore, water quality ammonia hydrogen sensors are especially essential for monitoring ammonia nitrogen concentration. Ammonia nitrogen sensors are used to measure the ammonia nitrogen content material of water high quality and are commonly used in the fields of Internet of Things, aquaculture, and smart agriculture.
Apure ammonia nitrogen sensors are made of ammonium ion selective electrodes based on PVC membranes. It is used for ammonium ion content testing in water with temperature compensation, guaranteeing quick, simple, correct and economical testing.
Conclusion
Water quality monitoring entails a extensive range of fields, totally different software sites want to monitor totally different parameters, and the design scheme can be very totally different. Please contact us for specific product choice and technical operation. We have skilled technical engineers to offer you the most effective supporting scheme..
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Table of Contents
Overview
What is a water quality sensor?
Types of water high quality sensors
pH Sensor
ORP Sensor
Conductivity Sensor
Dissolved Oxygen (DO) Sensor
Residual Chlorine Sensor
Turbidity Sensor
Salinity Sensor
Ozone Sensor
Chemical Oxygen Demand (COD) Sensor
Ammonia Nitrogen Ion (NH3-N)Sensor
Conclusion
Overview
Water is the supply of life, human beings can not live with out water in life and manufacturing actions. The high quality of ingesting water is carefully related to human well being. Water high quality monitoring and administration has turn into an necessary subject of contemporary science. Water high quality online monitoring system can precisely, timely and comprehensively mirror the present water high quality and development trends, to provide a scientific basis for water remedy tasks. Water high quality monitoring system sensing front-end is the water high quality sensor.
The water quality sensors measure pH, ORP, conductivity, dissolved oxygen, residual chlorine, turbidity, salinity, BOD, COD and different water high quality parameters via numerous strategies similar to chemical, physical and organic reactions of water, offering knowledge support for researchers, observers and engineers. Applications embody laboratory analysis, environmental management improvement, marine water high quality evaluation, hydraulic mannequin calibration, wastewater remedy, and so forth.
What is a water quality sensor?
เกจวัดแรงดันออกซิเจนราคา is a basic time period for a selection of sensors that measure PH, ORP, residual chlorine, turbidity, suspended solids, COD, BOD, conductivity, salinity, and dissolved oxygen. Water quality doesn’t discuss with a particular day by day parameter, it incorporates a variety of parts to measure the standing of water quality.
Types of water quality sensors
Water high quality is a basic idea that covers a variety. Therefore, building an entire water high quality monitoring system is a complex challenge. The excellent news is that with these nine Apure water quality sensors and a water high quality monitoring system, you’ll have the ability to easily construct your whole water quality monitoring system.
pH Sensor
ORP Sensor
Conductivity Sensor
Dissolved Oxygen Sensor
Residual Chlorine Sensor
Turbidity Sensor
Salinity Sensor
Ozone Sensor
COD Sensor
Ammonia Nitrogen Ion Sensor
pH Sensor
PH is an important indicator for monitoring industrial wastewater. In industrial wastewater, the adaptation vary of most microorganisms is pH 4.5-9, and the optimum pH vary is 6.5-7.5. When the pH worth is under 6.5, fungi start to compete with micro organism. When pH reaches 4.5, the micro organism will dominate in the biochemical tank and seriously have an effect on the sludge settling. When the pH worth exceeds 9, the metabolic fee of microorganisms will be hindered.
In order to watch the PH worth of business wastewater, we generally use PH sensors. PH sensors are sensors that are used to watch the concentration of hydrogen ions within the measured solution and convert it right into a corresponding usable output sign. It is suitable for industrial wastewater, domestic wastewater, agriculture, aquaculture and different non-corrosive weak acidic and weak alkaline setting situations.
ORP Sensor
Redox potential (ORP) is a vital indicator to measure the standard of aquaculture water, ORP value can reflect the nice or bad water high quality. The bigger the ORP value, the stronger the oxidation of the water physique, the smaller the value, the stronger the reduction of the water body.
The ORP sensor is mainly used as the oxygen reduction potential of an answer. It can detect ORP knowledge not only in water, but additionally in soil and tradition media. Therefore, it’s also a broadly used sensor for continuous monitoring of various water ORP in electrical energy, chemical, environmental protection, pharmaceutical, meals and different industries. Usually, it is going to be used along with PH sensor.
Conductivity Sensor
Conductivity is the power to conduct electrical present in a body of water. In water high quality monitoring, conductivity is among the important indicators to replicate water quality. The higher the conductivity worth of water, the higher the conductivity, the larger the TDS worth in water. the TDS value represents the content material of dissolved impurities in water. the higher the TDS value, the higher the content of impurities in water. Conversely, the smaller the impurity content, the greater the water. Pure, the lower the conductivity.
Conductivity sensors can be divided into electrode conductivity sensors, inductive conductivity sensors and ultrasonic conductivity sensors in accordance with the different measurement rules. Electrode conductivity sensors use resistance measurement methodology based on electrolytic conduction precept. Inductive conductivity sensors are primarily based on the principle of electromagnetic induction to attain the measurement of liquid conductivity. Ultrasonic conductivity sensors measure conductivity primarily based on the change of ultrasonic waves in liquids, and the first two sensors are extra extensively used.
Apure sensor adopts electrode type conductivity measurement technique with built-in high precision sensor, high accuracy, conductivity measurement vary between 0~20,000μS/cm, measurement error is ±1%FS, excessive sensitivity. This conductivity sensor comes with a cable related to a transmitter that sends the signal to processing and/or recording equipment.
Dissolved Oxygen (DO) Sensor
The molecular oxygen in the air dissolved in water is identified as dissolved oxygen. The content material of dissolved oxygen in water is closely related to the partial pressure of oxygen within the air and the temperature of water. Under natural circumstances, the oxygen content material in the air does not change much, so the water temperature is the primary factor, the lower the water temperature, the higher the dissolved oxygen content within the water. The molecular oxygen dissolved in water is called dissolved oxygen, normally denoted as DO, and is expressed in milligrams of oxygen per liter of water. The quantity of dissolved oxygen in water is an index to measure the self-purification capability of water physique.
There are two primary forms of Apure dissolved oxygen sensors, KOG-202S Polarographic Dissolved Oxygen Sensor and KOG-206 Optical Dissolved Oxygen Sensor. Continuous detection of dissolved oxygen in liquid.
Residual Chlorine Sensor
Residual chlorine is the overall term for the free and certain chlorine remaining within the water after chlorination disinfection and exposure for a sure time frame.
The residual chlorine sensor KCL is used to measure residual chlorine, chlorine dioxide and ozone in water. The electrode structure is easy and straightforward to scrub and exchange. It can be used in consuming water therapy vegetation, canneries, consuming water distribution networks, swimming swimming pools, cooling circulating water, water quality therapy tasks, and so forth. where the residual chlorine content in aqueous solutions needs to be continuously monitored.
Turbidity Sensor
Turbidity is attributable to suspended particles in the water. The suspended particles diffusely reflect the incident light. Scattered light in the ninety degree course is often used as the test signal. The scattered light and turbidity are linear in a number of segments, so the sensor must be calibrated at multiple points.
The KS-710 turbidity sensor is designed and manufactured utilizing the precept of scattered mild turbidity measurement. It accurately measures the quantity of light passing through the water physique to accurately measure the suspended matter in the water, which may reflect the air pollution of the water physique. In this fashion the turbidity in the water sample is measured and the ultimate value is output after linearization. Commonly used in water high quality detector for accurate measurement of rivers, sewage, wastewater.
Salinity Sensor
Absolute salinity is the ratio of the mass of dissolved matter in sea water to the mass of sea water. Absolute salinity can not be measured directly, so with the change and enchancment of salinity measurement strategies, the corresponding definition of salinity is launched in sensible software.
Salinity sensors are used to measure the salinity of liquids and solutions and are able to measuring the entire vary from 24 to 52,000 ppm (parts per million). Salinity is the sum of all non-carbonate salts dissolved in water and is usually expressed in elements per thousand (1 ppm = 1000 mg/L). Salinity is a crucial measurement in seawater. The salinity level in seawater is pretty constant at about 35 ppm (35,000 mg/L).
Ozone Sensor
Ozone is a sort of allotrope of oxygen, chemical formula is O3, formulation 47.998, a lightweight blue gasoline with fishy smell. Ozone has strong oxidation, is a stronger oxidant than oxygen, oxidation reaction can happen at decrease temperatures, such as silver oxidation into silver peroxide, lead sulfide oxidation into lead sulfate, with potassium iodide response to generate iodine. Turpentine, gas, and so on. can spontaneously ignite in ozone.
Ozone meter is the precept of ultraviolet absorption methodology, with stable ultraviolet light supply to supply ultraviolet mild, with gentle wave filter out different wavelengths of ultraviolet light, solely allow wavelength 253.7nm through. After passing via the pattern photoelectric sensor, after which by way of the ozone absorption tank, it reaches the sampling photoelectric sensor. By comparing the electrical signals of the pattern photoelectric sensor with these of the pattern photoelectric sensor, and then calculating the mathematical model, the ozone concentration could be obtained.
Chemical Oxygen Demand (COD) Sensor
Many natural substances dissolved in water absorb UV mild. Therefore, by measuring the degree of absorption of UV gentle at 254 nm by these natural substances, the quantity of dissolved organic contaminants in water can be precisely measured.
The Apure COD sensor uses two mild sources, an ultraviolet gentle for measuring the COD content material in water and a reference mild for measuring the turbidity of the water physique, with the light path attenuation being compensated for by a particular algorithm and available to some extent. Eliminate the interference of particulate suspended impurities, thus reaching more steady and reliable measurement.
Ammonia Nitrogen Ion (NH3-N)Sensor
In aquaculture, if the ammonia nitrogen stage in the water is too excessive, it’s going to poison the fish and shrimp and trigger them to die. Therefore, water quality ammonia hydrogen sensors are especially necessary for monitoring ammonia nitrogen focus. Ammonia nitrogen sensors are used to measure the ammonia nitrogen content of water quality and are commonly used within the fields of Internet of Things, aquaculture, and sensible agriculture.
Apure ammonia nitrogen sensors are made of ammonium ion selective electrodes based on PVC membranes. It is used for ammonium ion content testing in water with temperature compensation, making certain quick, straightforward, accurate and economical testing.
Conclusion
Water high quality monitoring involves a extensive range of fields, completely different software sites need to watch different parameters, and the design scheme can be very completely different. Please contact us for specific product selection and technical operation. We have professional technical engineers to offer you the best supporting scheme..