The BEx ranges can be used to interface with the CH-ISM (intrinsically safe sounder module) via and addressable loop or conventional sounder O/P
The Flameproof BExS110 alarm sounders are suitable for Zone 1 & 2 applications and the BExDS110 sounders also for Zone 21 & 22.
Sound level outputs up to 117db @ 1tr with a choice of 32 alarm tones and 3 remotely selectable stages. The BEx range features enclosures manufactured from corrosion proof, marine grade copper free LM6 aluminium which is phosphated and powder coated.