The D1xS2F is a 125dB(A) alarm horn sounder with re-entrant flare horn. Robust Type 4/4X, IP66 marine grade, corrosion proof aluminium enclosure approved for Class I & II Div 1, Zone 1 & 20 explosion proof signaling applications
Featuring 64 alarm tone sounds, each of the available 4 stage/channels can be remotely triggered. Approved for gas groups ABCD in Class I Division 1, Class I Zone 1 IIC and for dust groups FG in Class II Division 1, Zone 20 IIIB environments. The threaded flameproof joint simplifies both installation and routine maintenance. The 24V dc version is approved for public mode fire alarm use and the 110-240V ac version for general signaling use. SIL1 compliant to IEC 61508 (2010).