Video 3 Flashcards
(32 cards)
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The idea that lighting can provide improved protection for people and facilities is
as old as civilization.
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is the single most cost- effective deterrent to crime because it
creates a psychological deterrent to the intruders.
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Security lighting provides sufficient illumination during hours of darkness.
Protective lightning
so that intruders can be seen, identified or apprehended
Improves visibility
which serves as a deterrent to thieves, pilferers,
trespassers and saboteurs.
Psychological fear
consisting of a series of fixed luminaries to flood
a given area continuously overlap.
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the most common security-lighting system.
Stationary luminary
the intensity is focused to the intruder while the observer
or guard remains in the comparative darkness. The lighting is toward the approach
of an entrance to an installation. Lights with reflectors increase gl are.
Glare projection type
the width of the lighted stop can be controlled and adjusted
to suit the security needs. The lighting is focused; sag, on a file of items rather than
on the background.
Controlled lighting
Similar to continuous lighting but turned on manually or by
special device or other automatic means, when there is suspicion of entry
Standby lighting
also is referred to as “crash” lighting
Standby lighting
portable, manually operated searchlights which
may be lighted continuously during hours of darkness or only as needed, and usually
supplementary to either to the first 2 types.
Movable lighting stationary
Duplicative of existing lighting system that is utilized in the
event of electric failure.
Emergency lighting
Project light in a concentrated beam uses boundaries and fences.
Floodlight
highly focused incandescent lamps used to pinpoint potential
trouble spots.
Search lights
Wide beam units, primarily used to extend illumination in long,
horizontal strips to protect approaches to perimeter barriers.
Perimeter barrier
they are widely used in parking areas.
Street lights
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It assists the security in detecting, impeding, or deterring potential security threats
in the installation.
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Its function is to alert the security personnel for any attempt of intrusion into a
protected area, building or compound.
Protective alarm
Alarm system
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Detect fire or intrusion;
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Emergency notification; and
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Monitoring equipment or facility condition
it emits aural or visual signals or both
Sensor or trigger device
a circuit which transmits the message to the signaling
apparatus
Transmission line
it is the signaling device that activates the alarm. It can
be a bell, buzzer, light flashing, and so on.
Annunciator/ enunciator
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Type of protective alarm system where the central station is located outside the
installation. When the alarm is sounded, the central station notifies police and other
agencies.
Central station system
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This functions in the same way as the central system except that it is owned by,
operated and located in the facility. Response to all alarms is by the facility’s own
security or fire personnel.
Proprietary system
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In this system installation circuits are led into local police or fire departments by
leased telephone lines.
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Installed outside the building or nearby law enforcement agencies
Auxiliary system
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This system consists of ringing up a visual or audible alarm near the object to be
protected.
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Installed inside the building.
Local alarm
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This system is set to dial a predestined number when the alarm is activated. The
number selected might be the police or the subscriber’s home number, or both.
When the phone is answered, a recording states that an intrusion is in progress at
the location so alarmed.
Dial alarm system
