PRE600-C Digital Free Chlorine Sensor

PRE600-C Digital Free Chlorine Sensor

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.

PRE600-C Digital Free Chlorine Sensor – Accurate & Reliable Water Quality Monitoring

1. Introduction

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.


PRE600-C Digital Free Chlorine Sensor
                                PRE600-C Digital Free Chlorine Sensor

2. Key Features

High-Precision Measurement

  • Potentiostatic technology for stable and accurate chlorine detection.
  • Dual measurement range (0 – 2.000 mg/L, 0 – 20.00 mg/L) with high resolution (0.001 mg/L, 0.01 mg/L).

Durable & Waterproof Design

  • Glass + PP housing ensures high durability and resistance to harsh environments.
  • IP68-rated, suitable for freshwater, seawater, and wastewater applications.

Easy Integration & Connectivity

  • RS485 MODBUS RTU output, compatible with PLC, SCADA, and automation systems.
  • Quick and stable data transmission for real-time monitoring.

Low Power Consumption & Long Lifespan

  • Operates on DC 12V, reducing energy costs.
  • Low maintenance with a long-lasting sensor design.

3. Technical Specifications

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

4. Applications

🔹 Water Treatment & Wastewater Management

  • Ensures safe chlorine levels in drinking water and wastewater treatment.

🔹 Swimming Pools & Spas

  • Maintains optimal chlorine concentration for safe and hygienic water.

🔹 Food & Beverage Industry

  • Monitors chlorine levels in water used for food processing and production.

🔹 Medical & Pharmaceutical Industry

  • Controls chlorine concentration in disinfection and water purification systems.

🔹 Cooling Tower & Industrial Water Systems

  • Prevents bacteria and algae growth in industrial cooling and processing water.

5. Why Choose the PRE600-C Digital Free Chlorine Sensor?

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


6. Conclusion

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.