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Model IS-mA1 Horns/Sirens/Sounders - For Hazardous Area Use

This unit is ATEX certified for use in areas that contain combustible gasses, vapors, and mists.

IS-mA1

Industrial Horn/Siren/Sounder

Industrial Horn/Siren/Sounder

  • ATEX certified for use in Zones 0, 1, and 2
  • Intrinsically safe when used with zener barriers
  • 100 dB (A) nominal sound output level
  • Internal volume control
  • Choice of 49 alarm tones
  • External control of 3 tone stages - (different stage corresponds to different alarm circumstances)
  • IP 65 self-extinguishing ABS housing
  • Operating voltage (nominal):  24 VDC
  • 3.5 inch (89 mm) dia. x 3.9 inch (99 mm) h

Catalog Pages with Drawings and Specifications

Series

IS-mA1 : 105 dB, 49 tones, 3 tone stages

Version/Voltage

16 to 28 VDC

Model IS-mA1

32034800000

Z 728

Zener Barrier

Zener Barrier

  • Use with IS-mA1 for intrinsically safe installations.
  • Rated voltage: 28 VDC
  • Part number: 38109800000
  • Contact factory for zener barrier configurations involving multiple tone stages

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