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


The Crowcon 40/40I is a durable and weather resistant Flame Detector. The 40/40I Flame Detector has a heated window for eliminating condensation and icing.

The Crowcon 40/40I Flame Detector detects fuel and gas fires at long distances while maintaining the highest immunity to false alarms. The 40/40I IR3 Flame Detector can detect a 0.1 m2 (1ft2) gasoline/heptane pan fire at 65 m (215 ft) in less than 5 seconds.

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

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Multi spectrum design - for long distance detection and high false alarm immunity
Sensitivity selection - to ensure no zone crossover detection
Automatic and manual Built-In-Test (BIT) - to assure continued reliable operation
Heated window - for operation in harsh weather conditions (snow, ice, condensation)
Multiple output options for maximum flexibility and compatibility
Relays (3) for Alarm, fault and auxiliary
0-20mA (stepped)
HART protocol for maintenance and asset management
RS-485, modbus compatible
High reliability - MTBF - minimum 150,000 hours
Approved to Safety Integrity Level 2 (SIL2 – TUV)
5-year warranty
User programmable via HART or RS-485.

Hazardous area zones:
Zones 1 & 2 with IIC gas group vapors present
Zones 21 & 22 with IIIC dust type present.

Ex approved to:
ATEX & IECEx
FM/FMC/CSA
3rd party Performance Tested
EN54-10 (VdS)
FM3260
Marine Approval
MED "Wheelmark" approval (DNV).

Other features include HART capabilities for digital communications, low power requirement and it has a compact light design. The Crowcon 40/40 Series is approved to IEC 61508 Safety Integrity requirements of SIL2 (TUV).
The Crowcon 40/40I Triple IR (IR3) Flame Detector.