This product is phased out and replaced by 33990 with 100 % compatibility!
Intelligent optical and thermal multi sensor detector for Loop 3000 with two optical and
two thermal sensors and a bidirectional isolator for earliest fire detection and indication
in all environments with difficult ambient conditions, according EN 54-5/-7/-17/-29.
Individual use of the thermal measurement according EN 54-5 in the sensitivity levels 2
to 5 as maximum detector (static –> A1S, A2S) or as rate-of-rise detector with
maximum threshold (differential and static –> A1R, A2R)