Infrared (IR) flame detectors monitor the infrared spectral band for specific patterns given off by hot gases. These are sensed using a specialized fire-fighting thermal imaging camera (TIC), a type of thermographic camera. False alarms can be caused by other hot surfaces and background thermal radiation in the area.
How to Grill Filet Mignon. 1  For a charcoal grill, place the meat on a grill rack directly over medium coals; grill uncovered. 2  For a gas grill, preheat the grill; reduce the heat to medium. 3  Place the filet on the grill rack over the heat. 4  Cover the grill. Place the filet on the grill rack over the heat. 2  Cover the grill. 3  Use the following timings for grilling filet mignon, and turn once halfway through the grilling time: 4  For a 1-inch cut, grill 10 to 12 minutes for medium rare (145 degrees F) or 12 to 15 minutes for medium (160 degrees F).
Pan Roasting a Filet Mignon. Grilling Filet Mignon is not the only way to cook it. In this video, Rita Heikenfeld from RecipeCook tells us how to pan roast a Filet Mignon. This is a detailed video that last a little over 5 minutes and is a very comprehensive video on how to cook Filet Mignon. On average a Filet should be cooked about 5 minutes on each side, but it depends on your method of cooking. 2  When grilling Filet Mignons, do not use an ordinary non-stick frying pan, you want to get a cast-iron frying pan or cast-iron skillet for the oven.