Federal Signal Corporation 350 Instructions D'installation page 3

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inStaLLatiOn inStructiOnS fOr ac anD Dc vibratOry hOrnS
People's lives depend on your safe installation of our products. It is important to follow all instructions
shipped with the products. This device is to be installed by a trained electrician who is thoroughly familiar
with the National Electrical Code and will follow the NEC Guidelines as well as local codes.
The selection of the mounting location for the device, its controls and the routing of the wiring is to be ac-
complished under the direction of the Facilities Engineer and the Safety Engineer. In addition, listed below
are some other important safety instructions and precautions you should follow:
• Read and understand all instructions before installing or operating this equipment.
• Do not connect this unit to the system when power is on.
• Optimum sound distribution will be severely reduced if any objects are in front of the horn. You should
ensure that the front of the horn is clear of any obstructions.
• All effective warning horns produce loud sounds which may cause, in certain situations, permanent hear-
ing loss. The device should be installed far enough away from potential listeners to limit their exposure
while still maintaining its effectiveness. The OSHA Code of Federal Regulations 1910.95 Noise Stan-
dard provides guidelines which may be used regarding permissible noise exposure levels.
• After installation, ensure that all mounting screws are tightened.
• Establish a procedure to routinely check the signal system for proper activation and operation.
• Provide a copy of these instructions to the Safety Engineer, operator(s) and maintenance personnel.
• File these instructions in a safe place and refer to them when maintaining and/or reinstalling the device.
Failure to follow all safety precautions and instructions may result in property damage, serious injury, or
death to you or others.
• Read and understand all instructions before performing any maintenance to this unit.
• To reduce the risk of electrical shock or ignition of hazardous atmospheres, do not perform maintenance/
service on this device when circuits are energized.
• Optimum sound distribution will be reduced if the front of the horn becomes clogged with a foreign
substance. Periodic checks should be performed to ensure foreign substances are not packed into the
front of the horn.
• Any maintenance to the unit MUST be performed by a trained electrician in accordance with NEC
Guidelines and local codes.
• Never alter the unit in any manner.
• The nameplate, which may contain cautionary or other information of importance to maintenance per-
sonnel, should not be obscured if exterior of housing is painted.
Failure to follow all safety precautions and instructions may result in property damage, serious injury, or
death to you or others.
a. Overview
The Models 350 and 450 Vibratone
horn tone by vibration of a diaphragm. These horns are capable of reproducing coded blasts or sus-
tained tones. The Federal Signal Vibratone horns are excellent for general alarm, start and dismissal,
coded paging, and process control signaling in areas of high ambient noise levels.
The Federal Signal Vibratone
cycle of five minutes on, five minutes off. They can be used indoors or outdoors, depending on the
back box used. When used with the weatherproof back box, Model WB, they meet TYPE 4X require-
ments. They may also be fitted with a single or double projector.
b. basic installation
The basic horn installation consists of mounting the horn on an existing 4" x 4" outlet box.
Connect the horn electrical leads to the power source with user-supplied wire nuts.
SafEty MESSaGE tO inStaLLErS
SafEty MESSaGE tO MaintEnancE pErSOnnEL
®
Horns are very loud electro-mechanical devices that produce a
®
Horns are suitable for fire alarm service use. All models have a duty
Do not connect wires when power is on.
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