Aritech 700 Series Smoke Detectors and Temperature Detectors
The DP721I is an optical smoke detector with field exchangeable optical chamber and remote indicator output facilities. It detects the presence of smoke in the environment using the Tyndall Effect, by light scarring measurement in an optical chamber
The DT713-5 is a Class A2 temperature detector with a fixed temperature threshold of 57°C and built in rate-or-rise functionality.
The DT713-7 is a class B temperature detector with a fix temperature threshold of 70°C and built in rate-or-rise functionality