Hot Selling Water Sensor Housing

In today's society, water is a basic substance for human life and economic development, and its importance is self-evident. From daily drinking to industrial production and agricultural irrigation, the quality of water is directly related to people's health and sustainable development of the industry. The water quality monitoring industry has also shouldered a heavy responsibility and become a key line of defense to protect the safety of water resources. ​
However, the rapid development of modern social economy is bringing many difficult problems to water quality monitoring. On the one hand, emerging pollutants continue to emerge, such as microplastics and drug residues, and traditional monitoring technology is difficult to capture their traces, and it is urgent to develop new detection methods. On the other hand, with the expansion of cities and changes in industrial layout, the scientific nature of the layout of water quality monitoring points has been challenged, and some areas have insufficient monitoring coverage, which cannot timely and comprehensively reflect the dynamics of water quality. ​
Faced with these challenges, the industry actively explores innovative paths. In the field of technological innovation, scientific research teams have increased investment to develop monitoring equipment based on cutting-edge technologies such as nanotechnology and biosensors, greatly improving the detection accuracy and efficiency of trace pollutants. At the same time, with the help of Internet of Things technology, an intelligent monitoring network is built to realize real-time transmission and analysis of monitoring data, effectively make up for the shortcomings of insufficient monitoring points, improve the overall monitoring efficiency, provide solid support for the scientific management of water resources, and ensure that high-quality water sources continue to benefit society.

At a time when the world is paying more and more attention to environmental protection, the importance of water quality monitoring is self-evident. However, its development has encountered many bottlenecks. On the one hand, the uneven distribution of monitoring points and the insufficient number of monitoring points cannot fully and accurately reflect the water quality of the water area. Taking a large lake as an example, only a few monitoring points are set up sporadically around it, and the center of the lake and other areas have been in the monitoring blind spot for a long time. Once the water quality is abnormal, it is difficult to detect it in time. On the other hand, the aging of monitoring equipment and lagging technology have resulted in poor detection capabilities for trace pollutants and emerging pollutants. For example, some old sensors have extremely low detection sensitivity for some new pesticide residues, which cannot meet the increasingly stringent monitoring needs. At the same time, the massive monitoring data lacks unified standards and effective sharing mechanisms, forming "data islands" with low utilization rates. ​


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In response to these thorny issues, industry experts and relevant departments have taken active actions. In order to optimize the layout of monitoring points, multiple departments such as water conservancy and environmental protection have jointly conducted research and scientifically planned additional monitoring points based on factors such as water functions and water flow directions. In terms of technological innovation, we will increase capital investment and encourage enterprises to develop new monitoring equipment, such as high-sensitivity sensors made of nanomaterials, which have greatly improved detection accuracy compared to traditional equipment. In terms of data management, we will start to build a national water quality monitoring data sharing platform to break down data barriers between departments and regions, promote data circulation, provide strong support for water quality management decisions, and help the water quality monitoring industry reach new heights.

On April 28, 2026, ACITEK proudly announces the launch of its latest innovation—the AC8221 Conductive Sensor. Designed specifically for sanitary industrial applications, this cutting-edge 2-electrode sensor combines advanced engineering with FDA-compliant materials, ensuring unrivaled performance and reliability in hygienic environments.

Optimal Design for Sanitary Applications

The AC8221 Conductive Sensor is built with the highest standards in mind for industries that prioritize cleanliness and sterility. With its key wetted parts made from 316L stainless steel, a metal renowned for its corrosion resistance and durability, the sensor is built to withstand challenging conditions while ensuring product integrity. The utilization of FDA-compliant PEEK and EPDM materials further reflects ACITEK’s commitment to maintaining hygienic and safety standards suitable for various applications, including food and beverage, pharmaceuticals, and biotechnology processes.



Advanced Features for Precision Measurement



Equipped with an integrated Pt1000 temperature sensor, the AC8221 offers enhanced precision by allowing users to simultaneously monitor the temperature and conductivity of liquids. This dual-functionality eliminates the need for multiple devices, simplifying the measurement process. The sensor supports both 1½" clamp and ¾ NPT process connections, making it versatile and easy to integrate into existing systems without requiring extensive modifications.



The design features a low Ra electro-polished surface, which minimizes the risk of bacterial growth and accumulation of contaminants, a critical factor in maintaining sanitary conditions. This smooth finish not only enhances the aesthetic appeal of the sensor but also simplifies cleaning procedures, ensuring compliance with rigorous hygiene protocols.

Robust Performance Under Extreme Conditions

One of the standout features of the AC8221 is its ability to deliver stable and linear measurement results for both pure and concentrated liquids across a wide range of temperatures and pressures. Rated for high temperature and pressure resistance, this sensor allows for flexible operation in demanding industrial environments. Whether it's hot steam in a pharmaceutical plant or caustic cleaning agents in food processing, the AC8221 stands resilient, ensuring the measurement integrity remains uncompromised.

Trusted Certifications for Peace of Mind

When it comes to industrial sensors, certification is paramount. The AC8221 meets stringent CIP (Cleaning in Place) and SIP (Sterilization in Place) hygienic certifications, providing end-users with the peace of mind they seek when investing in equipment for sensitive applications. Additionally, with FDA and USP Class VI certification, the sensor guarantees compliance with some of the highest safety and quality standards in the industry, affirming its suitability for use in critical processes.

Perfect for a Variety of Applications

The versatility of the AC8221 makes it suitable for a variety of environments. Industries such as food and beverage, pharmaceuticals, and laboratories can all benefit from this advanced conductivity sensor. Whether monitoring sugar concentration in a beverage manufacturing process, ensuring patient safety in medical settings, or maintaining the quality of laboratory experiments, the AC8221 is engineered to support various applications.

Customization for Unique Requirements

Understanding that each client may have distinct needs, ACITEK offers customization options through OEM and ODM services. This flexibility allows businesses to tailor the AC8221 to meet specific operational requirements, ensuring optimal performance for their particular applications. Whether it's unique design specifications, connection types, or additional sensors, ACITEK is committed to facilitating customer satisfaction through versatile manufacturing solutions.

Elevating Industry Standards with ACITEK

With the launch of the AC8221 Conductive Sensor, ACITEK has once again demonstrated its commitment to excellence in industrial measurement solutions. The combination of hygienic design, robust performance, trusted certifications, and customization options positions the AC8221 as a leading choice for industries requiring reliable and hygienic measurements. The innovation reflects ACITEK’s pledge to support businesses with advanced technologies that promote safety, efficiency, and compliance in their operations.

Discover the future of sanitary measurements with the ACITEK Conductive Sensor Type AC8221—where precision meets hygiene in every application. Whether for industrial, laboratory, or specialized use, the AC8221 is engineered to redefine how businesses approach conductivity measurement in the most sensitive environments. Experience the ACITEK difference today.

1. Drinking Water Quality Online Monitoring


Drinking water safety supervision requires continuous tracking of dissolved ion content to judge raw water pollution, treatment efficiency and pipeline secondary contamination, which is the primary application scenario of CR-GS-10.


Application Points



Water plant full-process monitoring

Install CR-GS-10 at raw water intake, sedimentation tank outlet, filter section and finished water pipeline. Abrupt conductivity rise of raw water can warn agricultural chemical infiltration or industrial wastewater leakage; comparing conductivity before and after filtration evaluates the removal efficiency of mineral ions and impurities, ensuring finished water complies with national drinking water standards.
Community & commercial direct drinking water equipment

Mount the sensor on RO direct drinking machines in schools, hospitals, office buildings and shopping malls. Real-time conductivity data reflects filter element aging and membrane attenuation: once effluent conductivity surges, the system triggers maintenance reminder to avoid unqualified drinking water supply.



Matching Product Advantages



Platinum electrode features strong chemical inertness, resisting corrosion from residual chlorine in tap water and long-term stable measurement without frequent calibration;
Compact structure with Pg13.5, G1/2A and NPT multi-thread interfaces, easy to install on small-sized commercial water dispensers and pipeline flow cells;
Wide measuring range (0.05 μS/cm ~ 100 mS/cm) covers both low-conductivity purified water and medium-conductivity tap water.



2. Ion Exchange & Reverse Osmosis (RO) Pure Water Treatment Systems


Ion exchangers and reverse osmosis equipment are core processes for industrial pure water preparation, where conductivity is the key index to judge resin failure and RO membrane desalination performance, making CR-GS-10 an essential online monitoring component.


2.1 Ion Exchange Resin Regeneration Monitoring


Cation and anion exchange resins gradually lose ion exchange capacity during operation, accompanied by rising effluent conductivity. Install CR-GS-10 at the outlet of mixed bed/separate bed ion exchangers:



Set conductivity threshold linkage control; when readings exceed the standard value, the system automatically starts acid-alkali regeneration program;
Avoid manual periodic sampling detection, reduce labor cost and prevent unqualified pure water from flowing into downstream production lines.



2.2 Reverse Osmosis System Operation Control



Monitor primary and secondary RO product water conductivity to judge membrane integrity: conductivity jump indicates membrane rupture, seal failure or scaling blockage;
Install sensors on raw water inlet and concentrated water outlet to calculate water recovery rate, optimize dosing of scale inhibitors, reduce chemical consumption and extend membrane service life.



Matching Product Advantages



Stable operation under 6 bar process pressure, adapting to pipeline pressure of standard RO water treatment equipment;
Wide temperature adaptation (-5~+80°C) fits warm water circulation systems in industrial pure water workshops;
Low overall investment cost, suitable for mass deployment on medium and small-sized pure water equipment manufacturers.



3. Aquarium & Aquaculture Water Quality Management


Household aquariums, commercial ornamental fish breeding farms and hydroponic planting facilities all rely on conductivity to control water mineralization degree, and CR-GS-10 provides economical continuous detection solutions for civilian and small aquaculture scenes.


Application Points



Ornamental fish tank water adjustment

Different fish species have fixed adaptive mineral concentration ranges. CR-GS-10 continuously monitors water conductivity to guide regular water replacement and mineral additive dosing, avoiding fish stress or death caused by excessive or insufficient dissolved solids.
Small-scale aquaculture & hydroponics

Deploy the sensor in indoor hydroponic vegetable planting pools and mini aquatic breeding ponds. Conductivity fluctuation reflects nutrient solution concentration change, helping growers adjust fertilizer dosage in real time to stabilize plant growth environment.



Matching Product Advantages



Small and lightweight design, plug-type installation option without complex pipeline transformation;
One-year warranty reduces post-maintenance cost for aquarium merchants and individual users;
Platinum electrode resists biological adhesion of algae and aquatic microorganisms, maintaining stable measurement in long-term immersion.



4. General Laboratory & Multi-Scenario Routine Water Testing


Beyond industrial and civilian online monitoring, CR-GS-10 also serves as a universal conductivity probe for laboratory daily water analysis, matching small water quality analyzers for offline sampling measurement.


Application Points



Lab daily pure water machine effluent detection, verifying lab-grade purified water quality for chemical, environmental and biological experiments;
Routine sampling testing of surface water, groundwater and domestic sewage, recording conductivity changes as auxiliary pollution evaluation data;
Teaching laboratory demonstration experiments for water quality detection courses.



Matching Product Advantages



Dual-purpose design for online pipeline installation and offline immersion measurement;
K=10 cell constant compatible with mainstream conductivity transmitters and lab meters on the market, convenient equipment matching and replacement;
Robust glass electrode body with impact resistance, suitable for frequent mobile use in laboratories.



5. Universal Municipal & Light Industrial General Water Quality Inspection


CR-GS-10 can be extended to multiple light industrial and municipal auxiliary water monitoring scenarios:



Circulating cooling water monitoring for small factories: control conductivity to adjust blowdown frequency and reduce scaling and pipeline corrosion;
Swimming pool and spa water supervision: track total dissolved solids to assist disinfectant concentration management;
Landscape river and community fountain water quality regular monitoring, timely reflect external pollution input.



Core Product Strengths Supporting Multi-Scenario Application



Platinum electrode core material: Inert metal avoids oxidation and ion precipitation, long service life, minimal measurement drift after long-term underwater immersion;
Ultra-wide measuring range: 0.05 μS/cm to 100 mS/cm covers nearly all conventional clean water and lightly polluted water measurement demands;
Strong environmental adaptability: -5~+80°C temperature range and 6 bar pressure resistance adapt to most normal industrial and civilian water pipeline operating conditions;
Flexible installation compatibility: Three connection modes (Pg13.5 screw head, G1/2A & 1/2"-14 NPT thread, plug connector) match various pipeline sizes and equipment interfaces;
High cost performance: Compact integrated structure, low procurement cost, one-year full warranty, ideal for mass installation in medium and small water treatment projects.



Conclusion


As a versatile platinum two-electrode conductivity sensor, ACITEK CR-GS-10 covers full-chain application from municipal drinking water, industrial pure water preparation to civilian aquaculture and laboratory testing. Its balanced performance of measurement stability, environmental adaptability and cost advantage solves the demand of economical and reliable real-time conductivity monitoring for most conventional water quality scenes. For engineering integrators, water equipment manufacturers and laboratory users focusing on general water detection, CR-GS-10 is a preferred universal conductivity probe with wide compatibility and stable running performance.

1. Product Overview
ACITEK ACATS430 is a robust integrated optical sensor designed for simultaneous online monitoring of turbidity (0–4000 NTU) and total suspended solids (TSS, 0–20,000 mg/L). It complies with international standard DIN/EN 27027 / ISO 7027 via the 90° scattered light measurement principle, delivering high-precision and repeatable readings with detection limit as low as 0.006 NTUacitekinst....

The probe offers two housing options: hermetically sealed stainless steel for general water treatment, and titanium for corrosive high-salinity media. Scratch-resistant sapphire optical windows eliminate abrasion damage from sediment and sludge particles. Pre-calibrated at factory, it can be deployed directly without complex on-site calibration. Core highlights include lifetime service-free design, in-situ cleaning compatibility, predictive maintenance diagnostics, adaptive TSS calibration, flexible installation threads and customized cable length, which greatly cut long-term operation and maintenance costs for end usersacitekinst....

Operating parameters: 0–60°C working temperature, maximum 10 bar pressure resistance, T90 response time less than 30 seconds, supporting long-term continuous immersion monitoring in diverse water environments.

2. Core Application Scenarios & Matching Advantages
2.1 Municipal Drinking Water Treatment Plants
Application Points
Install ACATS430 at raw water intake, sedimentation tank outlet, filter tank and finished water pipeline for full-process clarity monitoring:


Real-time raw water turbidity early warning against mud runoff and source water pollution after rainfall;
Judge filtration efficiency of quartz sand and activated carbon filters to adjust backwashing frequency automatically;
Monitor finished water turbidity to ensure effluent meets national drinking water clarity standards.

Matching Product Strengths

Ultra-low detection limit (0.006 NTU) meets strict low-turbidity monitoring requirements for clean water;
Sapphire optical window resists abrasion from fine sand particles in raw water;
Predictive maintenance function reminds operators of window fouling in advance, reducing manual sampling frequency.

2.2 Municipal Wastewater & Sewage Treatment Works
Application Points

Aeration tank MLSS monitoring: Track mixed liquor suspended solids concentration to control aeration volume and sludge return ratio, optimize biochemical treatment efficiency;
Secondary sedimentation tank sludge blanket detection: Prevent sludge loss caused by excessive outflow;
Final effluent discharge monitoring: Continuously record TSS and turbidity to satisfy environmental supervision discharge standards, avoid penalty for exceeding emission limits.

Matching Product Strengths

Wide TSS measuring range up to 20,000 mg/L adapts to high-concentration sludge environment;
Adaptive TSS calibration automatically optimizes conversion coefficient between turbidity and suspended solids, ensuring consistent data accuracy under variable sludge composition;
Service-free design avoids frequent disassembly cleaning amid sticky activated sludge, cutting labor maintenance by over 70%.

2.3 Industrial Wastewater Treatment
Covers chemical, food & beverage, pulp & paper, mining and electroplating industries:


Chemical plant: Monitor precipitation tank effluent to control flocculant dosage and reduce chemical consumption;
Food & papermaking: Track fiber and organic suspended matter to optimize solid-liquid separation;
Mining & metallurgy: Titanium housing version resists acidic/alkaline corrosive wastewater and mine high-sediment water;
Recirculating cooling water: Monitor suspended particles to judge pipeline scaling risk and arrange blowdown cycles.

Matching Product Strengths

Optional titanium body withstands corrosive, high-salinity industrial wastewater;
10 bar pressure tolerance fits pipeline inline installation of industrial process water;
Customizable cable length supports long-distance underground tank layout.

2.4 Coastal Aquaculture & Seawater Monitoring
Application Points

Marine fish/shrimp breeding ponds: Monitor water turbidity to adjust water exchange frequency, prevent algae overgrowth and hypoxia caused by excessive suspended sediment;
Coastal estuary & offshore environmental monitoring stations: Track sediment transport, early warn red tide and eutrophication by TSS data;
Seawater desalination pretreatment: Monitor raw seawater suspended solids to protect RO membrane from particle abrasion.

Matching Product Strengths
Titanium probe body effectively resists seawater chloride corrosion; stable measurement under brackish water with complex sediment composition, compatible with ACITEK LDO dissolved oxygen sensor for multi-parameter integrated water quality monitoring of mariculture.

2.5 Surface Water & Ecological Environmental Monitoring
Deployed in rivers, lakes, reservoirs and landscape water:


Continuously track turbidity and TSS fluctuation to trace external pollution sources;
Provide long-term data support for water eutrophication, sediment deposition and ecological restoration assessment;
Unattended submerged monitoring for remote environmental monitoring stations.

3. Universal Product Advantages for All Application Fields

Standardized Optical Measurement: Fully complies with ISO 7027 international nephelometric turbidity standard, reliable data recognized by environmental inspection authorities;
Ultra-low Ownership Cost: Lifetime service-free structure, no consumable replacement, only regular simple surface cleaning needed; built-in predictive maintenance diagnosis avoids blind manual inspection;
Dual Material Selection: Stainless steel for general water, titanium for corrosive high-salinity water, covering all common water quality working conditions;
Plug-and-play Factory Calibration: Delivered with complete calibration, one-point simple correction on site, no complex multi-point calibration; adaptive TSS function automatically optimizes measurement accuracy for different water samples;
Flexible Installation & Customization: Standard thread interface for tank immersion or pipeline inline mounting; cable length, OEM/ODM logo and signal output can be customized according to project demands;
Stable Long-term Operation: Compact fully sealed structure, anti-bubble interference, fast T90 response speed, stable output under continuous 24-hour immersion.

4. Conclusion
ACITEK ACATS430 integrates turbidity and TSS dual-parameter detection into one compact sensor, covering full scenarios from clean drinking water, municipal sewage, industrial wastewater to seawater aquaculture and surface ecological monitoring. Its high precision, low maintenance cost and strong environmental adaptability solve the long-standing pain points of traditional turbidity sensors such as frequent fouling, short service life and complicated calibration. For water treatment engineering integrators, water plant operators, environmental monitoring institutions and aquaculture enterprises, ACATS430 is an economical and reliable all-in-one suspended solids monitoring solution.