The PRE600-C Digital Free Chlorine Sensor is the perfect solution for precise, real-time chlorine monitoring in water treatment, swimming pools, industrial applications, and more. Its advanced technology, durable design, and seamless integration make it an essential tool for maintaining safe and high-quality water.
The PRE600-C Digital Free Chlorine Sensor is an advanced device designed for accurate chlorine measurement in water. It is widely used in water treatment systems, swimming pools, food production, pharmaceuticals, and industrial applications.
With Potentiostatic measurement technology, RS485 MODBUS RTU communication, and IP68 waterproof rating, this sensor ensures stable, precise, and real-time chlorine monitoring.

✔ High-Precision Measurement
✔ Durable & Waterproof Design
✔ Easy Integration & Connectivity
✔ Low Power Consumption & Long Lifespan
| Specification | Details |
|---|---|
| Measurement Principle | Potentiostatic |
| Measurement Range | 0 – 2.000 mg/L, 0 – 20.00 mg/L |
| Resolution | 0.001 mg/L, 0.01 mg/L |
| Operating Temperature | 0 – 70°C |
| Working Pressure | 0 – 6 bar |
| Optimal Flow Rate | 25 – 100 L/h |
| Housing Material | Glass + PP |
| Thread Cap | 3/4″ NPT |
| Electrode Size | Ø30 × 160mm |
| Cable Length | 5m |
| Connector | Terminal |
| Output | RS485 MODBUS RTU |
| Power Supply | DC 12V |
| Protection Rating | IP68 |
🔹 Water Treatment & Wastewater Management
🔹 Swimming Pools & Spas
🔹 Food & Beverage Industry
🔹 Medical & Pharmaceutical Industry
🔹 Cooling Tower & Industrial Water Systems
⭐ High accuracy, stability, and fast response
⭐ Easy integration with automation systems (RS485 MODBUS RTU)
⭐ Long lifespan with low maintenance costs
⭐ Reliable performance in various water environments
The PRE600-C Digital Free Chlorine Sensor is the perfect solution for precise, real-time chlorine monitoring in water treatment, swimming pools, industrial applications, and more. Its advanced technology, durable design, and seamless integration make it an essential tool for maintaining safe and high-quality water.