
Addressable Rate-of-Rise Heat Detector (A2R)
An alarm is raised when the temperature exceeds a fixed temperature or the rate-of-rise of temperature is exceeded. It is used where a fire could cause an abrupt elevation of the temperature, or where smoke of controlled combustion, aerosols, etc. do not allow the use of any other type of dete
Addressable Rate-of-Rise Heat Detector (A2R)