Applications

Pool and Spa

Swimming pools and spas require strict water quality management to ensure bather safety, comfort, and regulatory compliance. Traditional manual testing methods are labor-intensive, provide only snapshots in time, and often fail to detect rapid changes in water chemistry. Linksens offers a comprehensive online water quality monitoring solution for pools and spas—enabling real-time, continuous measurement of critical parameters, automated alerts, and data-driven decision-making to maintain optimal water quality around the clock.
Pool & Spa Water Quality Monitoring Solution
【Key Monitoring Parameters】
Parameter Importance
pH Maintains bather comfort and ensures disinfectant efficacy
Free Residual Chlorine Primary disinfectant—must be maintained within regulatory range
ORP (Oxidation-Reduction Potential) Measures disinfection power of chlorine; ideal >650mV
Temperature Affects chemical reaction rates and bacterial growth
Turbidity Indicates water clarity; must be ≤1.0 NTU for public pools
Conductivity/TDS Monitors total dissolved solids and salt levels
【Recommended Products】

pH/ORP Sensors

Linksens offers digital pH and ORP sensors with built-in temperature compensation, ensuring accurate and drift-free measurements even in challenging pool and spa environments. Available in 2-in-1 (pH+ORP) configurations for streamlined installation.


Residual Chlorine Sensor

Digital disinfectant residual chlorine sensors provide real-time monitoring of free chlorine levels, enabling precise control of chemical dosing and ensuring disinfection efficacy while minimizing chemical waste.

Turbidity Sensor

High-precision turbidity sensors based on ISO7027 90° scattered light principle deliver continuous, accurate turbidity measurements to ensure crystal-clear water quality.


Multiparameter Probes

For comprehensive monitoring, Linksens offers multiparameter sondes that integrate multiple sensors into a single, compact probe—reducing installation complexity and maintenance costs.


【System Architecture】
  1. Online Sensors installed in the pool circulation line or directly in the water body—continuously measure key parameters in real time

  2. Data Controllers/Transmitters collect and process sensor signals, with standard Modbus output for seamless integration

  3. Remote Monitoring Platform enables real-time data access via web or mobile APP, with automated alerts for out-of-range conditions

  4. Automated Control Integration—data can be fed directly into chemical dosing systems for closed-loop control

【Solution Advantages】
  • Real-time, Continuous Monitoring – Eliminates gaps in manual testing; detects water quality changes instantly

  • High Accuracy & Stability – Optical, electrochemical, and ISE technologies deliver precise, drift-free data

  • Low Maintenance – Robust IP68-rated designs with self-cleaning options reduce manual intervention

  • Customizable – OEM and custom solutions available—measurement ranges, housing materials, parameters, and firmware can be tailored to specific needs

  • Regulatory Compliance – Helps facilities meet local health and safety standards for public pools and spas

【Applicable Facilities】
  • Public Swimming Pools

  • Hotel & Resort Pools

  • Residential Community Pools

  • Spa & Wellness Centers

  • Water Parks

  • Therapeutic Pools

【FAQ】

Q1: What parameters should be monitored in swimming pool water?
A: Key parameters include pH (7.2–7.8), free residual chlorine (0.3–1.0 mg/L for public pools), ORP (>650mV), turbidity (≤1.0 NTU), and temperature. Linksens offers dedicated sensors for all these parameters.

Q2: How does online water quality monitoring improve pool management?
A: Online monitoring provides real-time, continuous data—eliminating gaps in manual testing, enabling immediate detection of water quality changes, and supporting automated chemical dosing for optimal disinfection.

Q3: What types of facilities can benefit from Linksens pool monitoring solutions?
A: Public swimming pools, hotel and resort pools, residential community pools, spa and wellness centers, water parks, and therapeutic pools.

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