Fire Fighting Enterprises FIRERAY 5000 - Manual (Page 2)

• All installations should comply with local regulations
• For detectors approved to UL268 refer to NFPA72 for installation guidance. In such
installations, it is advised that the maximum distance of Detector and Reflector from the
ceiling must be 10% of the distance between floor and ceiling
• For installations covering less than 18m, the Short Range Mask must be used
• Position beam as high as possible, but with a minimum distance of 0.5m from Detector and
Reflector to ceiling.
• Mount Detector and Reflector directly opposite each other
• Do NOT position Detector where personnel or objects can enter the beam path
• Do NOT position 2 Detectors facing each other
• Detector LED indicator must face downward
• Do NOT install the Detector or Reflector in environments where condensation or icing are
likely to occur
18—50m = 1
50—100m = 4
8—18m = 1
Use Short Range
Mask
50cm
8-100m
50cm
Ensure clear line of
sight from Detector
to Reflector
Mount on solid surfaces (structural wall or girder)
50cm
50cm
8-100m
2
1. General Information