The Tyco 850H is a state-of-the-art heat detector designed for reliable performance within Tyco MX fire alarm systems. Utilizing the advanced MX Digital Protocol, it ensures robust and interference-free communication with the control panel. This device is engineered to detect rapid rises in temperature or fixed temperature thresholds, making it an ideal solution for environments where smoke detectors are unsuitable, such as kitchens, boiler rooms, or dusty industrial areas. Its built-in short-circuit isolator enhances system integrity, and its full compliance with EN 54 standards guarantees top-tier safety and quality for commercial and industrial fire detection applications.