Type 4 Autonomous Radio alarm WITHOUT repeater

Reference 21241 is a type 4 radio alarm control unit that operates as a master or as a peripheral (slave).

It incorporates a light and sound system and a manual trigger. 

A control unit can pair a maximum of 32 devices.

Features :

- it receives alarms from radio manual triggers 21246 (type 4 alarm) or 21207 (PPMS alarm) ; 

- it activates the audible and/or luminous radio broadcasters (flash transmitters) 31247, 31248 and 21244 ;

- receive alarms from the input of the 31302 radio input/output modules and activate their relays.