The 5151 thermal detector meets the needs for applications where rapid response is vital and rapid temperature increases would only be caused by a fire emergency.
System Sensor’s SSM Series alarm bells are low-current, high-decibel notification appliances for use in fire and burglary systems or other signaling applications.
The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.