What type of heat detector responds to a rapid increase in temperature?

The rate-of-rise heat detector is specifically designed to respond to a rapid increase in temperature within its environment. This type of detector is particularly effective in situations where a fire is developing quickly, leading to a swift rise in temperature. When the temperature increases significantly over a certain period, the detector activates an alarm, allowing for prompt response measures.

This capability is crucial in fire detection systems as it enables early warning in scenarios where a fire might not have reached a critical temperature, yet is producing enough heat to signal an impending danger. By focusing on the rate of temperature change rather than just reaching a predetermined temperature, this technology plays a vital role in enhancing safety and improving response times in potentially hazardous situations.