Key components include SIL2 certified hybrid sensors, SIL3 certified controllers, Point IR and Open-Path IR gas detectors, catalytic and electrochemical sensors, flame detectors, and ultrasonic gas leak detectors. Wireless communication options using HART, ISA 100, or GSM enhance flexibility and remote monitoring capabilities. https://www.chemtrols.com/product-and-solutions/analytics/flame-gas-detection-system/