Part No. F05-83275 Fireray One
Part No. F05-83276 Fireray One Long Range extension kit


The system comprises of a single unit incorporating an infra-red transmitter and receiver. The signal generated in the transmitter element and reflected by the prism back to the receiver element is analysed for the presence of smoke. The internal microprocessor determines an alarm condition when a predetermined level is reached. The Standard device has a Range of 5 to 50m and there is a Long Range Kit available to extend the Range 50 to 120m.



  • Standard Fireray One: 16.5 ft. to 160 ft. (5m to 50m)
  • Long Range Kit: 160 ft. to 385 ft. (50m to 120m)
  • 14 to 36 VDC operation
  • Quiescent/Alarm current 5mA
  • Fast alignment mode current 33mA
  • Easy set up and alignment
  • Single compact housing
  • Calibrated obscuration test filter included
  • 3 selectable alarm thresholds: 25%, 35% or 50%
  • Microprocessor controlled
  • Alarm latching or auto reset
  • Automatic gain control
  • Separate alarm and trouble contacts
  • Commissioning and Maintenance Kit available
  • Operational Features

    Latching / Non latching alarm
    Fault condition (Trouble)
    90% or more obscuration (Trouble)
    Automatic gain control
    Improper set up alignment (Trouble)
    Microprocessor controlled
    4 Sensitivity selections
    LED Indicators

    • Normal Green LED
    • Alarm Red LED
    • Trouble Amber LED

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