Poster

Industrial R290 Refrigerant Leak Monitoring Sensor

Real-time R290 (propane) concentration monitoring for industrial-grade safety protection

Designed for real-time monitoring of R290 (propane) refrigerant leakage risks in industrial refrigeration and cold chain systems, this sensor uses high-sensitivity gas detection technology to continuously and accurately detect changes in ambient R290 concentration and identify potential leakage hazards at an early stage. The product is suitable for industrial refrigeration equipment, cold chain storage, and HVAC systems. It can work with safety monitoring and control systems to trigger warnings or protective actions at the early stage of a leak, helping ensure equipment safety and personnel protection.

Key Advantages

High Sensitivity

Provides fast response to low-concentration R290 leakage and meets the high requirements of industrial refrigerant safety monitoring.

Industrial-Grade Stability

Designed for complex operating conditions and long-term continuous operation, ensuring stable and reliable monitoring data.

Multiple Industrial Communication Interfaces

Supports RS485, Modbus, UART, and other interfaces for easy integration into existing industrial control and safety systems.

System Coordination and Safety Warning

Can work with ventilation, shutdown, and alarm systems to enable timely response to leakage risks.

Sensor Technology Principle
R290 Sensor Principle Diagram
R290 Sensor Technology Principle Illustration

Industrial R290 Refrigerant Leak Monitoring Sensor

In industrial refrigeration and cold chain applications, R290 (propane) is widely used as an efficient and environmentally friendly refrigerant, but its flammability places higher demands on system safety. By continuously monitoring refrigerant concentration in the surrounding environment, the industrial R290 refrigerant sensor enables early detection of leakage risks and provides critical protection for safe system operation. In refrigeration equipment rooms, cold chain storage facilities, and industrial HVAC systems, the sensor can be deployed at key points to monitor potential leakage areas in real time. Once abnormal R290 concentration is detected, the system can activate ventilation, alarms, or equipment protection mechanisms to prevent risk escalation and reduce the likelihood of accidents. By integrating refrigerant leak monitoring data into industrial safety management and energy management platforms, enterprises can achieve centralized supervision and risk warning for refrigeration systems, shifting from passive response to proactive prevention while improving safety and management efficiency.

R290 Illustration
Technical Specifications
R290 Module
Detection Range
R290: 0 ~ 10,000 ppm (optional 0 ~ 20,000 ppm)
Protection Rating
IP65 (dustproof and water spray resistant, suitable for equipment rooms, cold storage, and outdoor unit areas)
Detection Accuracy
±(5% of reading + 50 ppm)
Supply Voltage
DC 9 V ~ 24 V (compatible with common industrial 12V / 24V systems)
Response Time
T90 ≤ 15 s (typical) / optional T90 ≤ 10 s (high-response version)
Communication Interface
RS485 / Modbus RTU (standard) / relay alarm output (optional) / UART (optional)
Operating Temperature
-20°C ~ +60°C (standard industrial) / optional -40°C ~ +85°C (harsh-environment version)
Installation Location
Refrigeration equipment rooms, near compressors and valve groups, around condensing units, cold storage equipment rooms, HVAC maintenance zones, and near ventilation return air inlets
Storage Temperature
-40°C ~ +85°C (optional +95°C)