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MODULATOR SERIES

SPEAKER ARRAYS

INSTALLATION AND MAINTENANCE INSTRUCTIONS

255253G
REV. G 12/99

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Содержание MOD1004

Страница 1: ...MODULATOR SERIES SPEAKER ARRAYS INSTALLATION AND MAINTENANCE INSTRUCTIONS 255253G REV G 12 99 ...

Страница 2: ... 1 1 4 Signal Description 1 2 1 5 Features 1 2 SECTION II SPECIFICATIONS 2 1 Siren 2 1 SECTION III INSTALLATION 3 1 Siren Location 3 1 3 2 Siren Installation 3 1 3 3 Speaker Connections 3 3 3 4 Pre operation checkout 3 3 SECTION IV SERVICE AND MAINTENANCE 4 1 General 4 1 4 2 Preventive Maintenance 4 1 4 3 Driver Replacement 4 1 ...

Страница 3: ... that it is operating properly Test the system regularly to confirm that it will be operational in an emergency If future service personnel do not have these warnings and all other instructions shipped with the equipment to refer to the siren system may not provide the intended audible warning and service personnel may be exposed to death permanent hearing loss or other bodily injury File these in...

Страница 4: ...le at all times to authorize the activation of the sirens When sirens are used out of doors people indoors may not be able to hear the warning signals Separate warning devices or procedures may be needed to effectively warn people indoors The sound output of sirens is capable of causing permanent hearing damage To prevent excessive exposure carefully plan siren placement post warnings and restrict...

Страница 5: ... access to the product or labor charges for removal and re installation of the product Batteries are not covered under warranty This warranty does not extend to any unit which has been subjected to abuse misuse improper installation or which has been inadequately maintained nor to units which have problems relating to service or modification at any facility other than the Federal factory or author...

Страница 6: ...h have the following sound output rating at 100 feet MOD1004 106dBC MOD2008 112dBC MOD3012 115dBC MOD4016 118dBC MOD6024 121dBC MOD6048 125dBC Based on measurements at 500 feet 1 4 FREQUENCY RESPONSE The Modulator Series siren provides virtually flat frequency response from 200 2000 Hertz This gives the siren the ability to produce loud and clear voice messages as well as the ability to produce a ...

Страница 7: ...1 2 Figure 1 1 Modulator series Outline Drawing ...

Страница 8: ... of Active Modules 1 Power 400 Watts dB output 106 dBC 100 feet Height of Speaker Array 43 17 Weight 181 lbs MOD2008 Number of Active Modules 2 Power 800 Watts dB output 112 dBC 100 feet Height of Speaker Array 63 70 Weight 296 lbs MOD3012 Number of Active Modules 3 Power 1200 Watts dB output 115 dBC 100 feet Height of Speaker Array 84 30 Weight 411 lbs MOD4016 Number of Active Modules 4 Power 160...

Страница 9: ...tts dB output 121 dBC 100 feet Height of Speaker Array 146 08 Weight 760 lbs MOD6048 Number of Active Modules 6 Power 4800 Watts dB output 125 dBC 100 feet Height of Speaker Array 146 08 Weight 928 lbs The bottom module of the siren is a passive device that does not contain any drivers Its functional use is to complete the horn formed by the bottom and the first active module ...

Страница 10: ...s the distance from the siren increases sound level losses accumulate These losses are a result of weather conditions the terrain obstructions in the sound path the pitch of the sound and the height of the siren Optimum sound propagation conditions exist when there are no obstructions in the sound path the terrain is flat and the air is calm Under these conditions each time the distance from the s...

Страница 11: ...base or the 1 fitting at the base of the siren 3 2 SIREN INSTALLATION A General Most siren installations are one of two types Pole Mount or Flat Surface Mount These two configurations make it possible to install a siren in almost any situation If the installations in this paragraph are not suitable modification of one of the configurations may be practical A siren is typically installed 40 50 ft a...

Страница 12: ... Series Siren on a flat roof or other flat surface proceed as follows 1 If desired construct a platform for mounting the siren which must be capable of supporting at least 800 lbs as well as withstanding a siren wind load of 100 mph The platform must also be capable of distributing its own weight plus the siren to a value that is safe for the mounting surface Platform design and construction detai...

Страница 13: ...y from module to module Model MOD4016 and MOD6024 contain junction boxes in series with the 50 foot cable to allow connection to the speaker array Refer to list below for number of wires per module and how many wires are used MOD1004 8 wires only 4 are used MOD2008 8 wires all are used MOD3012 16 wires only 12 are used MOD4016 16 wires all are used MOD6024 24 wires all are used MOD6048 24 wires al...

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Страница 16: ...ct FWS Service Department Federal Signal Corporation 2645 Federal Signal Drive University Park Illinois 60466 1 800 548 7229 WARNING The output level of a Modulator Series Siren is capable of causing permanent hearing damage Therefore ALWAYS wear hearing protection when performing tests or maintenance on the siren To prevent the siren from sounding always turn off the power to the siren at the dis...

Страница 17: ...ire has been severed To determine the location of the bad driver refer to the wiring table in Section 3 and Figure 3 3 To replace a defective driver remove the four Hex head 1 4 inch mounting bolts that are holding the inspection plate Make sure the flat washer and split washer are not misplaced Note the color and location of the wires going to the driver Remove the wire from the terminals on the ...

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