Crowcon 40/40I Triple IR (IR3) Flame Detector

Part no.

Crowcon-40-40I

The Crowcon 40/40I is a durable and weather resistant Flame Detector.

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Crowcon 40/40I IR3 Flame Detector

The Crowcon 40/40I IR3 Flame Detector is a high-performance Triple Infrared (IR3) flame detector designed for the rapid detection of hydrocarbon fuel and gas fires in hazardous industrial environments. Utilizing multi-spectrum infrared sensing technology, the detector provides exceptional detection distances while maintaining one of the highest levels of immunity to false alarms.

Designed for use in harsh weather and hazardous areas, the 40/40I features heated optics, advanced diagnostics, SIL2 certification, and comprehensive communication options for integration into fire and gas safety systems.

Key Features

Triple Infrared (IR3) flame detection technology
Multi-spectrum infrared design for enhanced fire discrimination
Long-range hydrocarbon fuel and gas fire detection
High immunity to false alarms
Detects a 0.1 m² (1 ft²) gasoline/heptane pan fire at up to 65 m (215 ft)
Detection response in less than 5 seconds
User-selectable sensitivity settings
Automatic and manual Built-In-Test (BIT)
Heated optical window
Suitable for operation in:
- Snow
- Ice
- Condensation
- Harsh weather conditions
Three programmable relays:
- Alarm
- Fault
- Auxiliary
0–20 mA stepped analogue output
HART communication protocol
RS-485 Modbus compatible
User programmable via HART or RS-485
Compact, lightweight design
Low power consumption
High reliability with MTBF greater than 150,000 hours
SIL2 certified (TÜV approved)
5-year warranty

Typical Applications

Oil & Gas Facilities

Refineries
Gas processing plants
LNG terminals
Tank farms
Offshore production platforms

Petrochemical Plants

Process units
Storage terminals
Loading and unloading facilities
Hazardous production areas

Power Generation

Gas turbine enclosures
Fuel storage compounds
Generator buildings

Marine & Offshore

FPSOs
Offshore platforms
Engine rooms
Marine fuel handling systems

Industrial Facilities

Chemical plants
Manufacturing facilities
Warehouses
Hazardous material storage areas

Technical Specifications

Specification	Details
Model	40/40I
Type	Triple Infrared (IR3) Flame Detector
Detection Technology	Multi-Spectrum IR3
Fire Types	Hydrocarbon Fuel and Gas Fires
Detection Range	65 m (215 ft)
Test Fire Size	0.1 m² (1 ft²) Gasoline/Heptane Pan Fire
Response Time	Less than 5 Seconds
Sensitivity Settings	Selectable
Built-In-Test	Automatic and Manual
Heated Window	Yes
Relay Outputs	3 (Alarm, Fault, Auxiliary)
Analogue Output	0–20 mA Stepped
Communications	HART, RS-485 Modbus
Programming	HART or RS-485
MTBF	Minimum 150,000 Hours
SIL Rating	SIL2 (TÜV)
Warranty	5 Years

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