D1X S1F Cl1Div1, Alarm Sounder UL Cl 1 Div 1, Alarm Sounder 117dB

117dB(A) alarm horn. The D1xS1F is a high output alarm horn sounder with re-entrant flare horn. Low current consumption and high SPL in a robust Type 4/4X, IP66 marine grade, corrosion proof aluminium enclosure ensure the D1xS1F is suitable for all Class I & II Division 1, Zone 1 & 20 explosion proof signaling applications. The 24V dc version is approved for public mode fire alarm use and the 110-240V ac version for general signaling use.Featuring 64 alarm sounds, the alarm tone frequencies for the first 2 stages are independently selectable. Each of the available 4 stage/channels can be remotely triggered e.g. via an external relay. Approved for gas groups ABCD for use in Class 1 Division 1, Class 1 Zone 1 IIC and for dust groups FG for use in Class 2 Division 1, Zone 20 IIIB environments. The termination chamber and cover feature a threaded flameproof joint simplifying both installation and routine maintenance.

Model Types

D1x S1F Alarm Horn Sounder

Features

  • High output, up to 117dB(A)
  • Public mode fire alarm use
  • 4 remotely selectable alarm stages/channels
  • Positive or negative line stage/channel switching
  • Choice of 64 alarm tone frequencies
  • Automatic synchronisation on multi-sounder system
  • Continuously rated
  • Compact form factor
  • Robust corrosion proof aluminium enclosure
  • Stainless steel fixings
  • Triple cable entries
  • Duplicate cable terminations (in & out for daisy-chain installations)
  • Available with custom tone configurations and frequencies
  • UL Approval, Class 1 & 2 Division 1

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