The TYCO 811F is a conventional infrared (IR) flame detector designed for reliable and rapid detection of flaming fires. Engineered for use in harsh environments, particularly marine and offshore applications, this detector offers high immunity to false alarms from sources such as sunlight, welding, and artificial lighting. Its robust IP67-rated enclosure ensures protection against dust and water ingress, making it suitable for both indoor and outdoor installations. The 811F connects to conventional fire alarm control panels and is an ideal solution for protecting high-risk areas where flammable materials are present.