Own a MSA 6000 Evolution TIC? Do you understand High & Low Sensitivity? Notice in this short video provided by our friend Instructor John McDonough, we can see the camera switching from High to Low Sensitivity. How can we tell this? As the temperature within the field of view of the TIC reaches over 270 degrees at 32% of the pixels the camera shutters and we see a green triangle appear in the upper left hand corner of the screen. The green triangle is an NFPA 1801 requirement for Low Sensitivity