Products
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CS6805CD Digital Optical RS485 Nitrite Nitrogen Sensor NO2-N
Digital Nitrite Nitrogen Sensor is an online analytical device for continuous measurement of nitrite‑nitrogen (NO₂⁻‑N) concentration in water and wastewater. It operates on the ion‑selective electrode (ISE) principle or an electrochemical method with a polymeric membrane, providing high selectivity and rapid response without the need for reagents or sample preparation. The sensor integrates a built‑in reference electrode and automatic temperature compensation (ATC) for accurate, drift‑free readings over a typical range of 0–10 mg/L. It directly outputs digital data via RS‑485 (Modbus RTU), enabling plug‑and‑play integration into SCADA or IoT platforms. Its durable, waterproof (IP68) housing and low‑maintenance design are suitable for continuous monitoring in aeration tanks, effluent channels, drinking water sources, and aquaculture systems. Nitrite is an intermediate product of nitrification and denitrification; excess levels are toxic to fish and indicate incomplete biological treatment. By delivering real‑time nitrite data, the sensor helps optimize aeration and carbon dosing, improve nitrogen removal efficiency, reduce energy and chemical costs, and ensure compliance with discharge limits (e.g., <1 mg/L for drinking water). Compared to colorimetric analyzers, this ISE‑based sensor requires no chemical reagents, no sample filtration, and has faster response, lower operational cost, and simpler maintenance. Its digital output supports remote calibration, self‑diagnostics, and unattended continuous water quality monitoring, making it an essential tool for wastewater treatment plants, environmental agencies, and aquaculture farms. The sensor can be directly submersed into tanks or channels, providing real‑time data without pumping or sample conditioning, thus ensuring rapid detection of process upsets and timely corrective actions. -
RS485 Chlorophyll Blue-Green Algae Color Turbidity Sensor T6400
online sensor is a multi‑parameter instrument for continuous, real‑time monitoring of chlorophyll‑a, phycocyanin (blue‑green algae), true color, and turbidity in natural water, drinking water reservoirs, and recreational lakes. It combines multiple optical principles in a single compact probe: fluorescence for chlorophyll and blue‑green algae, absorbance for color (Pt‑Co units), and nephelometry (90° scattered light) for turbidity (NTU or FNU). All measurements are automatically temperature compensated (ATC) for stable readings across varying field conditions. The sensor directly outputs digital data via RS‑485 (Modbus RTU), enabling plug‑and‑play integration into SCADA or IoT platforms. Its rugged, waterproof (IP68) housing and built‑in wiper or air‑blast self‑cleaning mechanism prevent biofouling, ensuring long‑term reliability in harsh aquatic environments. Typical applications include harmful algal bloom (HAB) early warning, drinking water reservoir monitoring, aquaculture, and environmental protection. By providing simultaneous, real‑time data on algae density, color, and turbidity, this multi‑parameter sensor helps water utilities optimize treatment processes (e.g., coagulation, filtration), reduce chemical costs, prevent cyanotoxin risks, and ensure regulatory compliance. Compared to discrete laboratory analyses, the sensor eliminates sampling delays, reduces labor, and enables truly continuous, unattended water quality monitoring. Its multi‑parameter, single‑probe design lowers installation and maintenance costs while delivering comprehensive situational awareness for proactive water management. -
COD Analyzer with Real-Time Monitoring Customized OEM Support for Chemical Industry SC6000UVCOD
The Online COD Analyzer is a state-of-the-art instrument designed for continuous, real-time measurement of Chemical Oxygen Demand(COD) in water. Utilizing advanced UV oxidation technology, this analyzer delivers precise and reliable data to optimizewastewater treatment, ensure regulatory compliance, and reduce operational costs. Ideal for harsh industrial environments, it features rugged construction, minimal maintenance, and seamless integration with control systems.
✅ High Precision & Reliability
Dual-wavelength UV detection compensates for turbidity and color interference.
Automatic temperature and pressure correction for lab-grade accuracy.
✅ Low Maintenance & Cost-Effective
Self-cleaning system prevents clogging in high-solids wastewater.
Reagent-free operation reduces consumable costs by 60% compared to traditional methods.
✅ Smart Connectivity & Alarms
Real-time data transmission to SCADA, PLC, or cloud platforms (IoT-ready).
Configurable alarms for COD threshold breaches (e.g., >100 mg/L).
✅ Industrial Durability
Corrosion-resistant design for acidic/alkaline environments (pH 2-12). -
CS5530CD Digital Free Chlorine Sensor
CS5530CD digital free chlorine sensor adopts advanced non-film voltage sensor, no need to replace the diaphragm and agent, stable performance, simple maintenance. It has the characteristics of high sensitivity, rapid response, accurate measurement, high stability, superior repeatability, easy maintenance and multi-function, and can accurately measure the free chlorine value in solution. It is widely used for automatic dosing of circulating water, chlorination control of swimming pool, continuous monitoring and control of residual chlorine content in water solution of drinking water treatment plant, drinking water distribution network, swimming pool and hospital wastewater. -
Portable pH/ORP/Temp Meter PH300
Portable pH/ORP/Temp Meter is a handheld, multi‑parameter instrument for on‑site measurement of acidity (pH), oxidation‑reduction potential (ORP), and temperature in water and other aqueous solutions. It features a single, interchangeable probe that houses high‑impedance glass pH sensing elements, a platinum ORP band, and a built‑in temperature sensor (ATC) for automatic compensation, ensuring accurate readings across the full 0–14 pH range and ±2000 mV ORP. The rugged, waterproof (IP67) housing withstands harsh field conditions, and the backlit LCD displays all three parameters simultaneously. The meter stores up to 500 data points with time/date stamps and offers USB or Bluetooth connectivity for data transfer and analysis. Powered by rechargeable batteries or standard AA cells, it supports long‑duration field campaigns. Common applications include environmental monitoring (rivers, lakes, groundwater), wastewater treatment, aquaculture, swimming pools, hydroponics, and industrial process control. Key benefits include fast response, one‑touch calibration, and low maintenance. The portable pH/ORP/temp meter is an essential tool for field professionals who need reliable, real‑time water quality data without the need for benchtop laboratory instruments. It helps optimize chemical dosing (acid/alkali, chlorine/ozone), ensure regulatory compliance, and monitor aquatic health efficiently. -
PH300 Portable PH/ORP/lon/Temp Meter
Portable pH/ORP/Temp Meter is a handheld, multi‑parameter instrument for on‑site measurement of acidity (pH), oxidation‑reduction potential (ORP), and temperature in water and other aqueous solutions. It features a single, interchangeable probe that houses high‑impedance glass pH sensing elements, a platinum ORP band, and a built‑in temperature sensor (ATC) for automatic compensation, ensuring accurate readings across the full 0–14 pH range and ±2000 mV ORP. The rugged, waterproof (IP67) housing withstands harsh field conditions, and the backlit LCD displays all three parameters simultaneously. The meter stores up to 500 data points with time/date stamps and offers USB or Bluetooth connectivity for data transfer and analysis. Powered by rechargeable batteries or standard AA cells, it supports long‑duration field campaigns. Common applications include environmental monitoring (rivers, lakes, groundwater), wastewater treatment, aquaculture, swimming pools, hydroponics, and industrial process control. Key benefits include fast response, one‑touch calibration, and low maintenance. The portable pH/ORP/temp meter is an essential tool for field professionals who need reliable, real‑time water quality data without the need for benchtop laboratory instruments. It helps optimize chemical dosing (acid/alkali, chlorine/ozone), ensure regulatory compliance, and monitor aquatic health efficiently.
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CS1797D Digital pH Sensor
Digital pH Sensor is an online analytical device for continuous measurement of hydrogen ion activity (pH) in water. It features a rugged combination electrode with a low‑impedance glass sensing bulb and an integral reference electrode. The sensor directly outputs digital data via RS‑485 (Modbus RTU) with automatic temperature compensation (ATC), delivering accurate readings over the full 0–14 pH range. Its durable, waterproof (IP68) housing and low‑maintenance design are suitable for demanding environments such as wastewater treatment, industrial process control, aquaculture, and drinking water monitoring. Unlike analog pH sensors, the digital version eliminates signal interference, supports remote calibration and self‑diagnostics, and enables plug‑and‑play connectivity without cable length restrictions. By providing continuous, real‑time pH data, it helps optimize chemical dosing (acid/alkali), ensure regulatory compliance, and maintain optimal conditions for biological and chemical processes. The digital pH sensor is an essential tool for unattended, continuous water quality monitoring, offering long‑term stability, fast response, and reduced operational and maintenance costs. Its output can be directly integrated into SCADA or IoT platforms, making it ideal for both municipal and industrial applications. -
CS6712D Digital Potassium Ion Sensor
Digital Potassium Ion Sensor is an online analytical device for continuous measurement of potassium ion (K⁺) concentration in water, wastewater, and other aqueous solutions. It operates on the principle of ion‑selective electrode (ISE), typically using a valinomycin‑based polymer membrane, which provides exceptional selectivity for potassium over other cations such as sodium (Na⁺) and calcium (Ca²⁺). The sensor integrates a reference electrode and automatic temperature compensation (ATC), delivering accurate, drift‑free readings over a wide range (e.g., 0–1000 mg/L). It directly outputs digital data via RS‑485 (Modbus RTU), enabling plug‑and‑play integration into SCADA or IoT platforms. Its robust, waterproof (IP68) housing and low‑maintenance design make it suitable for demanding applications such as drinking water monitoring, wastewater treatment, aquaculture, agricultural runoff control, and industrial process control. Unlike colorimetric or flame photometry methods, the ISE‑based sensor requires no reagents, no sample preparation, and provides real‑time data. By delivering continuous, reliable potassium readings, it helps optimize nutrient management (e.g., in hydroponics or fertilizer dosing), monitor water quality in rivers and lakes, and ensure compliance with environmental discharge limits. The digital output eliminates signal interference, supports remote calibration and self‑diagnostics, and reduces operational and maintenance costs, making it an essential tool for unattended, continuous water quality monitoring. -
CS6710D Digital Fluoride ion Sensor
Digital Fluoride Ion Sensor is an online analytical device for continuous measurement of fluoride ion (F⁻) concentration in water. It operates on the principle of ion‑selective electrode (ISE) with a solid‑state lanthanum fluoride (LaF₃) crystal membrane, ensuring high selectivity and stability. The sensor integrates a reference electrode and automatic temperature compensation (ATC) for accurate, drift‑free readings over a typical range of 0.01–2000 mg/L. It directly outputs digital data via RS‑485 (Modbus RTU), enabling plug‑and‑play integration into SCADA or IoT platforms. The durable, waterproof (IP68) housing and low‑maintenance design make it suitable for drinking water fluoridation control, wastewater treatment, and industrial process monitoring. Compared to colorimetric methods, this sensor requires no reagents, no sample preparation, and provides real‑time data. By delivering continuous, reliable fluoride readings, it helps optimize chemical dosing, ensure compliance with health standards (e.g., WHO guideline 0.5–1.5 mg/L), and protect public health. Its digital output eliminates signal interference, supports remote calibration, and reduces operational costs, making it an essential tool for unattended, continuous water quality monitoring. -
CS5530D Digital Residual Chlorine Sensor
This fluorescence method offers high sensitivity (detection limits as low as 0.01 µg/L), fast response (seconds), and requires no reagents or sample preparation. The analyzer features automatic cleaning (e.g., wiper or air‑blast) to prevent biofouling, automatic temperature compensation, and direct digital output (RS‑485, Modbus RTU) for SCADA or IoT integration. Its robust, waterproof (IP68) housing is suitable for submerged or flow‑through installation in harsh environments. Typical applications include drinking water reservoir monitoring (early warning of algal blooms), wastewater treatment (effluent quality), aquaculture (toxicity control), and environmental monitoring of lakes, rivers, and coastal waters. Measurement ranges typically cover 0–100 µg/L or higher. By providing real‑time chlorophyll data, the online analyzer helps water utilities optimize treatment processes (e.g., coagulation, filtration), reduce chemical and energy costs, prevent cyanotoxin risks, ensure regulatory compliance, and protect aquatic ecosystems. -
Blue-Green Algae Online Analyzer T6401 multiparameter water quality sensor
Industrial Blue-Green Algae Online Analyzer is an online water quality monitor and control instrument with microprocessor. It is widely used in power plants, petrochemical industry, metallurgical electronics, mining, paper industry, food and beverage industry, environmental protection water treatment, aquaculture and other industries. The Blue-Green Algae value and temperature value of water solution are continuously monitored and controlled.The principle of CS6401D Blue-Green Algae Sensor is using the characteristics of cyanobacteria who has absorption peaks and emission peaks in the spectrum. The absorption peaks emit monochromatic light into the water, cyanobacteria in the water absorbs the energy of monochromatic light, releasing monochromatic light of emission peak of another wavelength. The light intensity emitted by cyanobacteria is
proportional to the content of cyanobacteria in water. -
T2000ic Industrial Two Wire System Explosion-proof pH ORP Transmitter
Designed for hazardous industrial environments, the Two-Wire System Explosion-Proof pH/ORP Transmitter ensures safe and reliable monitoring of acidity (pH) or oxidation-reduction potential (ORP). Featuring a robust, flameproof enclosure with certifications such as Ex d IIC T6, it is ideal for use in explosive atmospheres like chemical plants, oil refineries, and mining sites. The transmitter operates on a loop-powered two-wire system, which simplifies wiring and reduces installation costs by combining power and 4-20 mA signal output. With high measurement accuracy, automatic temperature compensation, and strong anti-interference capability, it delivers stable readings even in harsh conditions. This device is essential for real-time process control, ensuring both operational safety and compliance with stringent industrial standards. -
CS3740D Digital Conductivity Electrode
Digital Conductivity Electrode is an online sensor for measuring the electrical conductivity of a solution, which directly indicates its total ionic concentration. It operates using a two‑ or four‑electrode design (graphite or platinum) with an applied alternating current to prevent polarization. The sensor features a built‑in temperature sensor for automatic temperature compensation (ATC) and directly outputs calibrated readings in μS/cm or mS/cm via RS‑485 (Modbus RTU). Its digital output eliminates signal errors common in analog sensors and supports plug‑and‑play connectivity, remote calibration, and self‑diagnostics. The electrode has a wide measurement range (e.g., 0‑2000 μS/cm to 0‑2000 mS/cm) and a rugged, waterproof (IP68) housing for long‑term stability in harsh environments. Typical applications include water treatment, reverse osmosis, cooling towers, chemical process control, aquaculture, and environmental monitoring. The digital conductivity electrode requires no reagent, no sample preparation, and provides real‑time, continuous data. It helps optimize chemical dosing, protect equipment from scaling or corrosion, ensure product quality, and maintain regulatory compliance. Compared to analog sensors, the digital version simplifies system integration, reduces maintenance, and provides more reliable data for unattended, continuous water quality monitoring in industrial, municipal, and environmental applications. -
Chlorophyll Online Analyzer T6400
Industrial Chlorophyll Online Analyzer is an online water quality monitor and control instrument with microprocessor. It is widely used in power plants, petrochemical industry, metallurgical electronics, mining, paper industry, food and beverage industry, environmental protection water treatment, aquaculture and other industries. The Chlorophyll value and temperature value of water solution are continuously monitored and controlled.Chlorophyll Online Analyzer is an analytical instrument for continuous, real‑time measurement of chlorophyll-a concentration in water, a key indicator of algal biomass and eutrophication risk. It operates on the principle of fluorescence: a light source (typically blue LED) excites chlorophyll molecules, and the emitted red fluorescence is measured and correlated to chlorophyll concentration. This fluorescence method offers high sensitivity (detection limits as low as 0.01 µg/L), fast response (seconds), and requires no reagents or sample preparation. The analyzer features automatic cleaning (e.g., wiper or air‑blast) to prevent biofouling, automatic temperature compensation, and direct digital output (RS‑485, Modbus RTU) for SCADA or IoT integration. Its robust, waterproof (IP68) housing is suitable for submerged or flow‑through installation in harsh environments. Typical applications include drinking water reservoir monitoring (early warning of algal blooms), wastewater treatment (effluent quality), aquaculture (toxicity control), and environmental monitoring of lakes, rivers, and coastal waters. Measurement ranges typically cover 0–100 µg/L or higher. By providing real‑time chlorophyll data, the online analyzer helps water utilities optimize treatment processes (e.g., coagulation, filtration), reduce chemical and energy costs, prevent cyanotoxin risks, ensure regulatory compliance, and protect aquatic ecosystems. Unlike laboratory methods (e.g., acetone extraction followed by spectrophotometry), it eliminates sample collection, transport, and preparation delays, offering truly continuous, unattended operation. With its high sensitivity, low maintenance, and real‑time data capability, the chlorophyll online analyzer is an essential tool for modern water quality monitoring and early warning systems. -
Factory price DO TSS EC TDS Meter Tester online industrial PH controller ORP Salinity T6700
Typical applications include seawater monitoring, aquaculture (fish/shrimp farming to control osmotic stress), ballast water treatment, industrial wastewater, desalination plant feedwater and brine monitoring, and agricultural drainage. Measurement ranges typically cover 0–70 PSU (or 0–70000 mg/L). Unlike traditional refractometers or hydrometers, the digital sensor provides real‑time, continuous data without manual sampling or laboratory analysis. By delivering continuous, reliable salinity readings, the digital salinity meter helps optimize irrigation, protect aquatic life, ensure discharge compliance, and reduce operational and maintenance costs. Its plug‑and‑play design makes it an essential tool for both field and industrial water quality monitoring.