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The IS-mB1 is a compact beacon with an array of six high output L.E.D’s. 

Approvals include ATEX, IECEx and EAC Ex for Zone 0 applications and FM approval for Class I Division 1 and Class I Zone 0 applications. 

The IS-mB1 is suitable for all intrinsically safe signaling applications including fire, security and process control.
Features
  • Input overload and reverse current protection
  • End of line resistor certified
  • Prismatic lens optimizes L.E.D effectiveness

Specifications

Light Source

  • Array of 6 high intensity L.E.D’s

LED Colours

  • Red
  • Amber
  • Blue
  • Green
  • Clear

Flash Modes

  • Double flash at 2 Hz and 1 Hz

Effective Intensity cd

  • 23cd* - measured ref. to I.E.S.

Voltage

  • 16-28 Vdc via Zener barrier or galvanic isolator

Current

  • 25 mA typical when powered from 24 V supply via 28 V 300 Ohm Zener barrier

Ingress Protection

  • IP65

Fixings

  • Stainless Steel

Cable Entries

  • 2 x M20 clearance gland knockouts

MTBF

  • 294.6 years / 2,580,645 hours - MIL 217

Terminals

  • 0.5 to 2.5 mm²

Operating Temperature

  • -40° to +60° C [-40° to +140° F]

Relative Humidity

  • 90 % at 20° C [68° F]

Documentation

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