Detection Range:200mm
Response Time:Less than 1s
Operating Temperature:-20°C to +70°C
Power Consumption:Max. 10W
Connectivity:2-wire system, RS-485 interface
Enclosure Protection:IP65
Operating Voltage:24V DC
LED Indicator:Red LED for flame detection status
Introducing the SIEMENS QRI2B2.B180B1 Infrared Flame Detector, a sophisticated solution designed for industrial applications where reliable flame detection is critical. This detector leverages cutting-edge infrared technology to provide accurate and immediate response to potential fire hazards.
Equipped with a wide operational temperature range from -40°C to +70°C (-40°F to +158°F), this detector ensures reliable performance in various industrial environments, including those with extreme temperatures.
With a detection distance of up to 18 meters (60 feet) under optimal conditions, it is capable of monitoring large areas for any signs of flame, offering enhanced safety and peace of mind.
Featuring 2 Form-C, normally open relay outputs, the detector allows for seamless integration into existing safety systems, enabling quick and efficient action upon detection of flames.
Operating on a stable 24V DC supply, the device consumes a maximum of 60mA, making it energy-efficient and suitable for use in power-sensitive environments. Its compact design supports surface mounting, ensuring easy installation without compromising space.
The QRI2B2.B180B1 is rated IP65 (NEMA 4X), providing robust protection against dust and water ingress, ensuring it performs reliably even in harsh industrial conditions.

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What are the main features of Siemens SIEMENS QRI2B2.B180B1 Infrared Flame Detector?
Key features include: high-speed processing and real-time response, robust design for harsh industrial environments, easy integration with existing automation systems, advanced diagnostics and monitoring capabilities, and compliance with international industrial standards.
Where is Siemens SIEMENS QRI2B2.B180B1 Infrared Flame Detector commonly used?
The Siemens SIEMENS QRI2B2.B180B1 Infrared Flame Detector is widely used in distributed control systems, process automation, oil and gas refineries, chemical plants, and power generation. It is ideal for factories, plants, and facilities requiring dependable automation control.
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Your trusted source for high quality industrial automation equipment. This Programmable Logic Controller (PLC) is designed for demanding industrial environments. As a professional supplier of PLC unit and industrial PLC, we provide genuine products with competitive pricing and reliable after-sales service.
Our automation controller solutions are widely used in process automation and manufacturing environments. Whether you need a replacement part or a complete system upgrade, this plc controller delivers consistent performance and long service life. We specialize in sourcing hard-to-find and obsolete automation components for legacy systems.
Common Applications:
- Pharmaceutical and chemical processing
- Power generation and energy management
- Textile and packaging machinery
- Manufacturing and production line automation
- Pulp and paper manufacturing
Key Features & Specifications Highlights:
- Competitive pricing with bulk order discounts available
- High-speed processing for real-time control applications
- Redundant communication interfaces for system reliability
- Low power consumption with energy-efficient design
- Genuine OEM quality with full manufacturer warranty
- Easy integration with existing control systems
- IP20/IP65 protection rating for various environments
- Extended lifecycle with proven reliability in harsh environments
📦 In stock and ready to ship | 💰 Best price guarantee | 🔧 Full technical support included
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