MAN3090-1 Page
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An example of a display showing the levels for a system which does not have the required signal levels is
shown below:
Device Type
Loop / Address
Shown On Display
Acceptable Level
Radio Hub
Loop 1 Address 1
N/A
RCC
Loop 1 Address 2
L1 A002 19dB
Optical Detector
Loop 1 Address 3
L1 A003 35dB
Optical Detector
Loop 1 Address 4
L1 A004 45dB
Manual Call Point
Loop 1 Address 5
L1 A005 17dB
Optical Detector
Loop 1 Address 6
L1 A006 19dB
Optical Detector
Loop 1 Address 7
L1 A007 30dB
Manual Call Point
Loop 1 Address 8
L1 A008 32dB
Optical Detector
Loop 1 Address 9
L1 A009 31db
Heat CS Detector
Loop 1 Address 10
L1 A010 18dB
Optical Detector
Loop 1 Address 11
L1 A011 45dB
Optical Detector
Loop 1 Address 12
L1 A012 45dB
Optical Detector
Loop 1 Address 13
L1 A013 42dB
Sounder
Loop 1 Address 14
L1 A014 38dB
Sounder
Loop 1 Address 15
L1 A015 45dB
Sounder Beacon
Loop 1 Address 16
L1 A016 19dB
Meeting the acceptable signal levels shown ensures the immunity to site attenuation (path loss) is met as
required by applicable standards.
