CHQ-ISM/DIN Intrinsically Safe Compatible Sounder Module - DIN Enclosure




This Sounder Control Module interfaces between the Hochiki Analogue system via a CHQ-DSC2(SCI) or conventional sounder outputs and the intrinsically safe sounder/beacon units via an intrinsically safe barrier. The module provides line monitoring for open or short circuits on the wiring connected to both the safe and hazardous areas.

  • Provides dual sounder circuits
  • Provides fault-monitored input
  • Interfaces between loop and I.S. sounders/beacons
  • Fully monitored for short-circuits
  • Requires 24 V dc external power supply

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