407.2.2.3 Audible Signals....
Search Results "Audible Alarm"
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407.2.2.3 Audible Signals
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Audible WALK indications
Audible WALK indications Audible WALK indications are broadcast from a speaker that is incorporated into the pedestrian pushbutton housing....
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407.2.2.3 Audible Signals
Audible signals shall have a frequency of 1500 Hz maximum. Verbal annunciators shall have a frequency of 300 Hz minimum and 3000 Hz maximum....
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407.2.2.3 Audible Signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-407.4.8.2.2 Signal level
The verbal annunciator shall be 10 dB minimum above ambient, but shall not exceed 80 dB, measured at the annunciator.
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11B-407.4.8.2.2 Signal level
The verbal annunciator shall be 10 dB minimum above ambient, but shall not exceed 80 dB, measured at the annunciator.
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809.5.1 Building Fire Alarm System
Where a building fire alarm system is provided, the system wiring shall be extended to a point within the residential dwelling unit in the vicinity of the residential dwelling unit smoke...
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809.5.1 Building Fire Alarm System
Where a building fire alarm system is provided, the system wiring shall be extended to a point within the residential dwelling unit in the vicinity of the residential dwelling unit smoke...
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407.2.2.1 Visible and Audible Signals
407.2.2.1 Visible and Audible Signals....
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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Issue 12: Audible beaconing
Issue 12: Audible beaconing Audible beaconing -- providing a louder audible WALK signal in order to provide directional guidance to pedestrians who are blind -- is not needed at all intersections...
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407.2.2.1 Visible and Audible Signals
A visible and audible signal shall be provided at each hoistway entrance to indicate which car is answering a call and the car's direction of travel....
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407.2.2.1 Visible and Audible Signals
A visible and audible signal shall be provided at each hoistway entrance to indicate which car is answering a call and the car's direction of travel....
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Clarity AL10 Visual Alert System informational Video
This easy-to-use desktop alerting system uses flashing patterns and/or a powerful vibrating action to alert you to: • the telephone or TTY ringing • the clock alarm • someone at your...
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907.2.1 Group A
A manual fire alarm system shall be installed in accordance with NFPA 72 in Group A occupancies having an occupant load of 300 or more....
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11B-809.5.1 Building fire alarm system
Where a building fire alarm system is provided, the system wiring shall be extended to a point within the residential dwelling unit in the vicinity of the residential dwelling unit smoke...
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11B-809.5.1 Building fire alarm system
Where a building fire alarm system is provided, the system wiring shall be extended to a point within the residential dwelling unit in the vicinity of the residential dwelling unit smoke...
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11B-809.5.1 Building fire alarm system
Where a building fire alarm system is provided, the system wiring shall be extended to a point within the residential dwelling unit in the vicinity of the residential dwelling unit smoke...
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Can audible signals for an elevator operate only when needed by a passenger who needs them through activation of dedicated “accessibility” control?
No, audible (and visible) signals required for elevators must function automatically at all times an elevator is operational....
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Visible Alarms in Guest Rooms with Communication Features
a fire alarm system which includes permanently installed audible and visible alarms in accordance with NFPA 72 National Fire Alarm Code (1999 or 2002 edition)....
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Strobe Type and Color
Strobe Type and Color Research indicates high-intensity xenon strobe lamps to be the most effective and white light the most discernible. Colored lamps, particularly red, were...
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4.28.3(2)
(2) The color shall be clear or nominal white (i.e., unfiltered or clear filtered white light).
