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 live with out water in life and production actions. The quality of ingesting water is closely associated to human health. Water high quality monitoring and administration has turn out to be an necessary topic of contemporary science. Water quality online monitoring system can precisely, well timed and comprehensively mirror the current water quality and improvement tendencies, to offer a scientific foundation 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 by way of varied strategies corresponding to chemical, physical and organic reactions of water, offering knowledge support for researchers, observers and engineers. Applications embrace laboratory research, environmental management improvement, marine water high quality evaluation, hydraulic mannequin calibration, wastewater therapy, and so forth.
What is a water quality sensor?
Water high quality sensor is a general term for a wide range of sensors that measure PH, ORP, residual chlorine, turbidity, suspended solids, COD, BOD, conductivity, salinity, and dissolved oxygen. Water high quality doesn’t discuss with a particular day by day parameter, it contains numerous components to measure the standing of water high quality.
Types of water quality sensors
Water quality is a general concept that covers a wide range. Therefore, building a whole water quality monitoring system is a fancy challenge. The good news is that with these 9 Apure water high quality sensors and a water high quality monitoring system, you possibly can 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 vital indicator for monitoring industrial wastewater. In industrial wastewater, the variation vary of most microorganisms is pH 4.5-9, 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 bacteria will dominate in the biochemical tank and critically have an result on the sludge settling. When the pH worth exceeds 9, the metabolic rate of microorganisms will be hindered.
In order to watch the PH value of industrial wastewater, we generally use PH sensors. PH sensors are sensors which are used to monitor the concentration of hydrogen ions within the measured resolution and convert it into a corresponding usable output signal. It is appropriate for industrial wastewater, domestic wastewater, agriculture, aquaculture and other non-corrosive weak acidic and weak alkaline surroundings scenarios.
ORP Sensor
Redox potential (ORP) is a crucial indicator to measure the quality of aquaculture water, ORP value can reflect the nice or bad water high quality. digital pressure gauge , the stronger the oxidation of the water body, the smaller the value, the stronger the discount of the water physique.
The ORP sensor is principally used as the oxygen reduction potential of a solution. It can detect ORP data not only in water, but in addition in soil and tradition media. Therefore, it’s also a extensively used sensor for continuous monitoring of various water ORP in electrical energy, chemical, environmental safety, pharmaceutical, meals and other industries. Usually, it will be used along with PH sensor.
Conductivity Sensor
Conductivity is the power to conduct electrical current in a body of water. In water high quality monitoring, conductivity is amongst the important indicators to mirror water quality. The greater the conductivity worth of water, the higher the conductivity, the higher the TDS value in water. the TDS worth represents the content of dissolved impurities in water. the higher the TDS value, the greater the content material of impurities in water. Conversely, the smaller the impurity content material, the greater the water. Pure, the decrease the conductivity.
Conductivity sensors may be divided into electrode conductivity sensors, inductive conductivity sensors and ultrasonic conductivity sensors according to the different measurement rules. Electrode conductivity sensors use resistance measurement method based mostly on electrolytic conduction principle. Inductive conductivity sensors are based mostly on the principle of electromagnetic induction to attain the measurement of liquid conductivity. Ultrasonic conductivity sensors measure conductivity based mostly on the change of ultrasonic waves in liquids, and the first two sensors are more widely used.
Apure sensor adopts electrode sort conductivity measurement methodology with built-in excessive 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 linked to a transmitter that sends the sign to processing and/or recording gear.
Dissolved Oxygen (DO) Sensor
The molecular oxygen within the air dissolved in water is called dissolved oxygen. The content material of dissolved oxygen in water is closely associated to the partial strain of oxygen in the air and the temperature of water. Under natural circumstances, the oxygen content within the air does not change a lot, so the water temperature is the principle issue, the lower the water temperature, the upper the dissolved oxygen content within the water. The molecular oxygen dissolved in water known as dissolved oxygen, normally 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 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 final time period for the free and sure chlorine remaining within the water after chlorination disinfection and exposure for a certain time period.
The residual chlorine sensor KCL is used to measure residual chlorine, chlorine dioxide and ozone in water. The electrode structure is straightforward and simple to wash and exchange. It can be used in consuming water treatment vegetation, canneries, drinking water distribution networks, swimming pools, cooling circulating water, water high quality remedy projects, and so forth. where the residual chlorine content in aqueous solutions must be repeatedly monitored.
Turbidity Sensor
Turbidity is caused by suspended particles in the water. The suspended particles diffusely mirror the incident light. Scattered mild within the 90 degree course is usually used as the check signal. The scattered light and turbidity are linear in a number of segments, so the sensor needs to be calibrated at multiple factors.
The KS-710 turbidity sensor is designed and manufactured using the precept of scattered gentle turbidity measurement. It precisely measures the amount of sunshine passing through the water body to accurately measure the suspended matter in the water, which can replicate the pollution of the water body. In this manner the turbidity within the water pattern is measured and the final worth is output after linearization. Commonly used in water high 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 cannot be measured immediately, so with the change and improvement of salinity measurement strategies, the corresponding definition of salinity is introduced in sensible software.
Salinity sensors are used to measure the salinity of liquids and solutions and are capable of measuring the complete vary from 24 to 52,000 ppm (parts per million). Salinity is the sum of all non-carbonate salts dissolved in water and is normally expressed in parts per thousand (1 ppm = one thousand mg/L). Salinity is a vital measurement in seawater. The salinity degree in seawater is pretty constant at about 35 ppm (35,000 mg/L).
Ozone Sensor
Ozone is a type of allotrope of oxygen, chemical formula is O3, formula 47.998, a light-weight blue gas with fishy scent. Ozone has strong oxidation, is a stronger oxidant than oxygen, oxidation response can happen at lower 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 forth. can spontaneously ignite in ozone.
Ozone meter is the principle of ultraviolet absorption methodology, with secure ultraviolet light supply to supply ultraviolet mild, with mild wave filter out other wavelengths of ultraviolet mild, solely enable wavelength 253.7nm via. 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 indicators of the sample photoelectric sensor with those of the pattern photoelectric sensor, and then calculating the mathematical mannequin, the ozone focus could be obtained.
Chemical Oxygen Demand (COD) Sensor
Many organic substances dissolved in water take up UV gentle. Therefore, by measuring the degree of absorption of UV gentle at 254 nm by these natural 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 mild for measuring the COD content in water and a reference gentle for measuring the turbidity of the water physique, with the light path attenuation being compensated for by a selected algorithm and obtainable to some extent. Eliminate the interference of particulate suspended impurities, thus reaching extra secure and dependable measurement.
Ammonia Nitrogen Ion (NH3-N)Sensor
In aquaculture, if the ammonia nitrogen degree within the water is simply too high, it’ll poison the fish and shrimp and cause them to die. Therefore, water quality ammonia hydrogen sensors are particularly necessary for monitoring ammonia nitrogen focus. Ammonia nitrogen sensors are used to measure the ammonia nitrogen content material of water high quality and are generally used in the fields of Internet of Things, aquaculture, and sensible agriculture.
Apure ammonia nitrogen sensors are manufactured from ammonium ion selective electrodes based mostly on PVC membranes. It is used for ammonium ion content material testing in water with temperature compensation, ensuring fast, straightforward, correct and economical testing.
Conclusion
Water high quality monitoring entails a broad range of fields, different utility websites need to monitor totally different parameters, and the design scheme can additionally be very totally different. Please contact us for specific product selection and technical operation. We have professional technical engineers to offer you the best supporting scheme..
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Table of Contents
Overview
What is a water high quality sensor?
Types of water 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 production actions. The high quality of ingesting water is closely associated to human well being. Water quality monitoring and management has turn out to be an essential topic of modern science. Water quality online monitoring system can accurately, well timed and comprehensively replicate the present water quality and growth tendencies, to offer a scientific basis for water remedy initiatives. Water high quality monitoring system sensing front-end is the water quality sensor.
The water quality sensors measure pH, ORP, conductivity, dissolved oxygen, residual chlorine, turbidity, salinity, BOD, COD and different water quality parameters via varied strategies such as chemical, bodily and organic reactions of water, offering information assist for researchers, observers and engineers. Applications embody laboratory research, environmental administration improvement, marine water quality analysis, hydraulic mannequin calibration, wastewater remedy, and so forth.
What is a water high quality sensor?
Water quality sensor is a general term for a variety 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 selected daily parameter, it contains a quantity of components to measure the status of water quality.
Types of water high quality sensors
Water high quality is a general concept that covers a wide range. Therefore, constructing a complete water quality monitoring system is a posh project. The good news is that with these nine Apure water high quality sensors and a water quality monitoring system, you can simply build your entire 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 variation vary of most microorganisms is pH four.5-9, and the optimum pH range is 6.5-7.5. When the pH value is under 6.5, fungi start to compete with micro organism. When pH reaches four.5, the micro organism will dominate in the biochemical tank and significantly have an effect on the sludge settling. When the pH value exceeds 9, the metabolic rate of microorganisms will be hindered.
In order to watch the PH value of business wastewater, we usually use PH sensors. PH sensors are sensors which might be used to watch the concentration of hydrogen ions within the measured answer and convert it into a corresponding usable output signal. It is appropriate for industrial wastewater, domestic wastewater, agriculture, aquaculture and other non-corrosive weak acidic and weak alkaline setting eventualities.
ORP Sensor
Redox potential (ORP) is a vital indicator to measure the quality of aquaculture water, ORP value can mirror the nice or unhealthy water quality. The bigger the ORP worth, the stronger the oxidation of the water body, the smaller the value, the stronger the discount of the water physique.
The ORP sensor is especially used as the oxygen reduction potential of a solution. It can detect ORP data not only in water, but additionally in soil and tradition media. Therefore, it is also a widely used sensor for continuous monitoring of varied water ORP in electrical power, chemical, environmental safety, pharmaceutical, food and different industries. Usually, it will be used along with PH sensor.
Conductivity Sensor
Conductivity is the ability to conduct electric current in a body of water. In water high quality monitoring, conductivity is doubtless one of the necessary indicators to reflect water high quality. The larger the conductivity value of water, the better the conductivity, the greater the TDS value in water. the TDS worth represents the content of dissolved impurities in water. the greater the TDS worth, the higher the content material of impurities in water. Conversely, the smaller the impurity content material, the larger the water. Pure, the decrease the conductivity.
Conductivity sensors may be divided into electrode conductivity sensors, inductive conductivity sensors and ultrasonic conductivity sensors based on the totally different measurement rules. Electrode conductivity sensors use resistance measurement technique based on electrolytic conduction precept. Inductive conductivity sensors are based on the principle of electromagnetic induction to realize the measurement of liquid conductivity. Ultrasonic conductivity sensors measure conductivity based mostly on the change of ultrasonic waves in liquids, and the first two sensors are more extensively used.
Apure sensor adopts electrode type conductivity measurement technique with built-in excessive precision sensor, excessive accuracy, conductivity measurement range between 0~20,000μS/cm, measurement error is ±1%FS, high sensitivity. This conductivity sensor comes with a cable linked to a transmitter that sends the signal to processing and/or recording tools.
Dissolved Oxygen (DO) Sensor
The molecular oxygen in the air dissolved in water known as dissolved oxygen. The content material of dissolved oxygen in water is closely related to the partial stress of oxygen in the air and the temperature of water. Under natural circumstances, the oxygen content in the air doesn’t change much, so the water temperature is the principle issue, the decrease the water temperature, the upper the dissolved oxygen content material in the water. The molecular oxygen dissolved in water is known as dissolved oxygen, often 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 body.
There are เกจวัดแรงดัน 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 time period for the free and certain chlorine remaining within the water after chlorination disinfection and publicity for a certain time period.
The residual chlorine sensor KCL is used to measure residual chlorine, chlorine dioxide and ozone in water. The electrode structure is simple and easy to wash and exchange. It can be used in ingesting water remedy vegetation, canneries, drinking water distribution networks, swimming swimming pools, cooling circulating water, water high quality treatment tasks, etc. the place the residual chlorine content in aqueous solutions must be constantly monitored.
Turbidity Sensor
Turbidity is brought on by suspended particles within the water. The suspended particles diffusely replicate the incident mild. Scattered mild in the ninety degree course is often used as the test sign. The scattered mild and turbidity are linear in multiple segments, so the sensor must be calibrated at multiple factors.
The KS-710 turbidity sensor is designed and manufactured using the precept of scattered gentle turbidity measurement. It accurately measures the quantity of sunshine passing by way of the water physique to precisely measure the suspended matter within the water, which may reflect the air pollution of the water body. In this manner the turbidity in the water pattern is measured and the ultimate worth is output after linearization. Commonly used in water 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’t be measured instantly, so with the change and enchancment of salinity measurement methods, the corresponding definition of salinity is introduced in practical utility.
Salinity sensors are used to measure the salinity of liquids and options and are able to measuring the complete 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 components per thousand (1 ppm = one thousand mg/L). Salinity is a crucial measurement in seawater. The salinity stage in seawater is fairly constant at about 35 ppm (35,000 mg/L).
Ozone Sensor
Ozone is a kind of allotrope of oxygen, chemical formulation is O3, method 47.998, a light blue gasoline with fishy scent. Ozone has robust 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, etc. can spontaneously ignite in ozone.
Ozone meter is the principle of ultraviolet absorption methodology, with secure ultraviolet gentle source to produce ultraviolet light, with mild wave filter out other wavelengths of ultraviolet light, solely enable wavelength 253.7nm by way of. After passing by way of the pattern photoelectric sensor, after which by way of the ozone absorption tank, it reaches the sampling photoelectric sensor. By comparing the electrical indicators of the pattern photoelectric sensor with these of the sample photoelectric sensor, after which calculating the mathematical mannequin, the ozone concentration could be obtained.
Chemical Oxygen Demand (COD) Sensor
Many natural substances dissolved in water absorb UV light. Therefore, by measuring the degree of absorption of UV mild at 254 nm by these natural substances, the amount of dissolved natural contaminants in water can be precisely measured.
The Apure COD sensor makes use of two mild sources, an ultraviolet light for measuring the COD content in water and a reference gentle for measuring the turbidity of the water body, 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 stable and dependable measurement.
Ammonia Nitrogen Ion (NH3-N)Sensor
In aquaculture, if the ammonia nitrogen level within the water is just too excessive, it will poison the fish and shrimp and cause them to die. Therefore, water high quality ammonia hydrogen sensors are particularly essential for monitoring ammonia nitrogen concentration. Ammonia nitrogen sensors are used to measure the ammonia nitrogen content material of water 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, ensuring fast, easy, correct and economical testing.
Conclusion
Water quality monitoring involves a variety of fields, different software websites need to observe completely different parameters, and the design scheme can additionally be very totally different. Please contact us for specific product selection and technical operation. We have skilled technical engineers to give you the most effective supporting scheme..