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Fire Inspection and Code Enforcement > Ch. 14 Fire Detection and Alarm Systems > Flashcards

Ch. 14 Fire Detection and Alarm Systems Flashcards

1
Q

The main fire alarm system component that monitors equipment and circuits, receives input signals from initiating devices, activates notification appliances and transmits signals off-site. Formerly called the fire alarm control panel (FACP). What is this called?

A

Fire Alarm Control Unit (FACU)

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2
Q

On page 608 of Fire Inspection and Code Enforcement, FACU’s can perform other functions such as:

A

Two way FF communication

Providing remote annunciator integration

Controlling other fire protection features

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3
Q

On page 609 of Fire Inspection and Code Enforcement, if a generator is used, either a trained operator must be on duty 24 hours a day or the system must contain multiple engine driven generators. One of these generators must always be set for _____ starting.

A

Automatic

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4
Q

On page 610 of Fire Inspection and Code Enforcement, ____ power sources can consist of batteries with chargers, engine driven generators with a storage battery, or multiple engine-driven generators, of which one must be set for automatic starting.

A

Secondary

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5
Q

On page 610 of Fire Inspection and Code Enforcement, the devices then send a signal to the FACU using one of two methods: a _______ system or a ______ conveyed by radio wav over a special frequency to a radio receiver in the panel.

A

hand-wired system or generated signal

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6
Q

On page 610 of Fire Inspection and Code Enforcement, _____ signaling appliances are the most common types of alarm-signaling systems used for signaling a fire alarm in a structure.

A

Audible notification

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7
Q

On page 611 of Fire Inspection and Code Enforcement, notification appliances fall under the following categories:

A

Audible

Visual

Textual

Tactile

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8
Q

On page 613 of Fire Inspection and Code Enforcement, Fire detection and alarm systems are equipped with three types of specialty signals:

A

Alarm signal

Supervisory signal

Trouble signal

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9
Q

On page 613 of Fire Inspection and Code Enforcement, a _______ signal indicates an off-normal condition of the complete fire protection system. Also includes a returned to normal signal, meaning that the condition has been resolved.

A

Supervisory

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10
Q

On page 613 of Fire Inspection and Code Enforcement, a ____ signal indicates a problem with a monitored circuit or component of the fire alarm system or the system’s power supply. Each signal must be audibly and visually displayed.

A

Trouble

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11
Q

On page 613 of Fire Inspection and Code Enforcement, an ___ signal is a warning of a fire emergency or dangerous condition that demands immediate attention.

A

Alarm

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12
Q

On page 614 of Fire Inspection and Code Enforcement, a ___ signal indicates a problem with the fire detection and alarm system. A ____ alarm indicates a problem with an accessory of the fire alarm system.

A

trouble; supervisory

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13
Q

On page 614 of Fire Inspection and Code Enforcement, ____ switches are devices used to supervise indicating valves installed in a fire protection water supply system. These switches monitor water shutoff valves that supply the sprinkler system. If a water shutoff valve within the water-based fire protection system is closed a _____ signal is annunciated at the FACU and transmitted to a supervising station.

A

Tamper switches; supervisory signal

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14
Q

Alarm system that alerts and notifies only occupants on the premises of the existence of a fire so that they can safely exit the building and call the fire department. If a response by a public safety agency is required, an occupant hearing the alarm must notify the agency. This system is called what?

A

Protected Premises System (local alarm system)

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15
Q

On page 615 of Fire Inspection and Code Enforcement, ________ alarms may be employed where occupants need assistance to evacuate in a safe and orderly manner. This signal is usually a separate signal that is recognizable only be personnel who are familiar with the system. It maybe a recorded message over an intercom, a soft alarm signal or a pager notification.

A

Presignal alarms

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16
Q

On page 615 of Fire Inspection and Code Enforcement, the presignal alarm may be a:

A

Recorded message over intercom

Soft alarm signal

Pager notification

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17
Q

On page 615 of Fire Inspection and Code Enforcement, a ___ system is the simplest type of protected premises alarm system. When an alarm-initiating device sends a signal to the FACU, all alarm signaling devices operate simultaneously. It will operate continuously until the FACU is reset.

A

Conventional system

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18
Q

On page 617 of Fire Inspection and Code Enforcement, a ___ system causes the signaling devices to sound in a unique pattern for each zone. It is not permitted in new installations, but may exist in older installations.

A

Coded system

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19
Q

On page 617 of Fire Inspection and Code Enforcement, a coded system’s audible pattern consists of a series of ___ rings, a brief ____, and a second series of ____ rings, followed by a _____.

A

short rings, brief pause, short rings, long pause

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20
Q

On page 617 of Fire Inspection and Code Enforcement, ____ alarm systems display the location of each initiating device on the FACU and an annunciator panel if provided. This connection enables emergency responders to pinpoint the specific device that has been activated.

A

Addressable Alarm

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21
Q

On page 618 of Fire Inspection and Code Enforcement, a ____ station is a facility that receives signals from a protected premises fire alarm system and where the signal is processed by personnel.

A

Supervising station

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22
Q

On page 618 of Fire Inspection and Code Enforcement, NFPA 72 designates supervising stations as:

A

Central

Proprietary

Remote

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23
Q

On page 618 of Fire Inspection and Code Enforcement, a ____ supervising station is a supervising station under the same ownership as the buildings protected by the fire alarm systems. Personnel are constantly in attendance to supervise and investigate fire alarm system signals.

A. Proprietary
B. Remote
C. Central

A

Proprietary

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24
Q

On page 618 of Fire Inspection and Code Enforcement, a ___ supervising station is an independent business that is also listed by a nationally recognized testing laboratory.

A. Proprietary
B. Remote
C. Central

A

Central

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25
On page 618 of Fire Inspection and Code Enforcement, a ____ supervising station is not listed and operates as a business. Personnel are in attendance at all times to supervise and investigate signals. A. Proprietary B. Remote C. Central
Remote
26
On page 618 of Fire Inspection and Code Enforcement, A ____ station is recognized as the most reliable type of supervising station.
Central
27
Alarm system that transmits a signal to a constantly attended location operated by an alarm company is called what?
Central station system
28
On page 618 of Fire Inspection and Code Enforcement, the primary difference between a central station system and a proprietary system is that the receiving point for alarms in a central station system is located _____ the protected premises and is monitored by a contracted service.
outside
29
On page 619 of Fire Inspection and Code Enforcement, a ____ system is used to protect large commercial and industrial buildings, high-rise structures, and groups of commonly owned facilities such as a college campus or industrial complex in single or multiple locations.
Proprietary system
30
Fire alarm system owned and operated by the property owner is called what?
Proprietary alarm system
31
System in which alarm signals from the protected premises are transmitted over a leased telephone line to a remote receiving station with a 24 hour staff; usually the municipal fire department's alarm communications center sending an alarm signal to the FACU is called what?
Remote Receiving System
32
System that connects the protected property with the fire department alarm communications center by a municipal master fire alarm box over a dedicated phone line is called what?
Public Emergency Alarm Reporting System
33
System that notifies occupants of a dangerous situation and provides information and instructions is called what?
Mass Notification System
34
On page 624 of Fire Inspection and Code Enforcement, the two categories of heat detectors are ____ and ______.
Fixed temperature Rate of Rise
35
On page 624 of Fire Inspection and Code Enforcement, devices that use one of the following three primary principles of physics can detect the presence of heat:
1. heat causes expansion in materials 2. Heat causes melting of materials 3. Heated materials have thermoelectric properties that are detectable
36
On page 625 of Fire Inspection and Code Enforcement, a _____ heat detector uses two types of metal with different heat-expansion ratios that are bonded. When subjected to heat, one metal expands faster than the other and causes the combine strip to arch.
Bimetallic Heat Detector
37
On page 626 of Fire Inspection and Code Enforcement, most bimetallic heat detectors are the _____ type.
Automatic-resetting
38
On page 627 of Fire Inspection and Code Enforcement, rate of rise heat detectors are designed to send a signal when the rise in temeprature exceeds ____ to ____ degrees Fahrenheit.
12 - 15 degrees Fahrenheit
39
On page 627 of Fire Inspection and Code Enforcement, a ______ heat detector can monitor large areas of a building. A. Rate-Compensation heat detector B. Pneumatic rate of rise spot heat detector C. Pneumatic rate of rise line heat detector D. Electronic spot-type heat detector
Pneumatic rate of rise line heat detector
40
On page 628 of Fire Inspection and Code Enforcement, the major difference between the pneumatic rate of rise line heat detector and the pneumatic rate of rise spot detector is that the spot heat detector is ______ in one unit that monitors a specific location.
self-contained
41
On page 628 of Fire Inspection and Code Enforcement, the __________ heat detector is designed for use in areas that are subject to regular temperature changes, but at rates that are slower than those of fire conditions. A. Rate-Compensation heat detector B. Pneumatic rate of rise spot heat detector C. Pneumatic rate of rise line heat detector D. Electronic spot-type heat detector
Rate-Compensation heat detector
42
On page 628 of Fire Inspection and Code Enforcement, an ________ heat detector consists of one or more thermistors that produce a marked change in electrical resistance when exposed to heat. A. Rate-Compensation heat detector B. Pneumatic rate of rise spot heat detector C. Pneumatic rate of rise line heat detector D. Electronic spot-type heat detector
Electronic spot type heat detector
43
On page 629 of Fire Inspection and Code Enforcement, electronic spot type heat detectors can be calibrated to function as rate of rise (approximately ___ degrees Fahrenheit per minute) detectors and function at a fixed temperature.
15 degrees Fahrenheit
44
On page 630 of Fire Inspection and Code Enforcement, two basic types of smoke detection are in use:
Photoelectric Ionization
45
Type of smoke detector that uses a small light source, wither an incandescent bulb or light emitting diode to detect smoke by shining light through the detectors chamber: smoke particles reflect the light into a light sensitive device called a photocell is called what?
Photoelectric smoke detector
46
On page 630 of Fire Inspection and Code Enforcement, the photoelectric cell functions in one of two ways to detect smoke:
Projected beam application (Obscuration) Refractory application (scattered)
47
On page 630 of Fire Inspection and Code Enforcement, the _____ application style of photoelectric detector uses a beam of light focused across the area being monitored onto a photoelectric-receiving device such as a photodiode.
Projected beam application (Obscuration)
48
On page 630 of Fire Inspection and Code Enforcement, a _____ application photoelectric smoke detector uses a beam of light from a light-emitting diode (LED) that passes through a small chamber at a point distant from the light source.
Refractory application (scattered)
49
On page 631 of Fire Inspection and Code Enforcement, an _______ smoke detector contains a sensing chamber consisting of two electronically charged plates (one positive and one negative) and a radioactive source for ionizing the air between the plates.
Ionization
50
On page 632 of Fire Inspection and Code Enforcement, the most common air sampling smoke detector type is the _______.
Cloud chamber type
51
On page 632 of Fire Inspection and Code Enforcement, the ______ type detector uses a small air pump to draw sample air into a high humidity chamber within the detector.
Cloud Chamber type
52
On page 633 of Fire Inspection and Code Enforcement, the three basic types of flame detectors (light detector) are:
UV detectors IR detectors Both UV and IR
53
On page 634 of Fire Inspection and Code Enforcement, infrared detector is typically designed to respond to 1 square foot of fire from a distance of __ feet.
50 feet
54
On page 636 of Fire Inspection and Code Enforcement, pull stations should be mounted on walls or columns so that the operable part is not less than ___ inches and not more than _____ inches above the floor.
42 inches; 48 inches
55
On page 636 of Fire Inspection and Code Enforcement, travel distances to the manual pull station should not exceed ____ feet.
200 feet
56
On page 636 of Fire Inspection and Code Enforcement, listed protective covers can only be installed over ____ action manual pull stations.
Single action
57
On page 639 of Fire Inspection and Code Enforcement, fusible link detector with replaceable links should be checked _____ and it is recommended that the links are replaced at ____ year intervals.
semiannually; 5 year intervals
58
On page 639 of Fire Inspection and Code Enforcement, Pneumatic detectors should be tested ______.
semiannually
59
On page 640 of Fire Inspection and Code Enforcement, smoke detectors should be tested ______.
Semiannually
60
On page 640 of Fire Inspection and Code Enforcement, Sensitivity testing should be performed after the detector's ___ year of service and every ____ years after that.
first year; 2 years
61
On page 640 of Fire Inspection and Code Enforcement, a permanent record of all detector results must be maintained for at least ____ years.
5 years
62
On page 640 of Fire Inspection and Code Enforcement, non-restorable fixed temperature detector tests are not required until ____ years after the detector has been installed.
15 years
63
On page 641 of Fire Inspection and Code Enforcement, non-restorable fixed temperature detector tests are not required until 15 years after the detector has been installed. at that time, ____% of the detectors must be removed and laboratory tested.
2%
64
On page 641 of Fire Inspection and Code Enforcement, if any of these systems use backup electrical generators for emergency power, those generators should be run under load ____ for at least ____ minutes.
monthly; 30 minutes
65
On page 641 of Fire Inspection and Code Enforcement, central station system: test signaling equipment on a ______ basis.
monthly
66
On page 644 of Fire Inspection and Code Enforcement, NFPA 72 required the sound level of audible notifications be at least ____ decibels above the average or normal sound level or _____ decibels above the maximum sound level that lasts at least ___ minute in the protected occupancy.
15 decibels; 5 decibels; one minute
67
On page 644 of Fire Inspection and Code Enforcement, the total sound pressure produced by the audible devices must not exceed ___ decibels because permanent hearing damage may occur above this level.
120 decibels
68
On page 644 of Fire Inspection and Code Enforcement, if the ambient sound in a building is above _____ decibels, the building must have visible notifications.
105 decibels
69
On page 644 of Fire Inspection and Code Enforcement, if the ambient sound in a building is above 105 decibels, the building must have _____ notifications.
visible notifications
70
On page 644 of Fire Inspection and Code Enforcement, the audible notification measurement is required to be made at __ feet above the floor.
5 feet
71
On page 645 of Fire Inspection and Code Enforcement, the minimum light directly in front of a visual device is ____ candela.
15 candela
72
On page 645 of Fire Inspection and Code Enforcement, wall mounted devices are required to be mounted between ____ and ___ inches from the finished floor level.
80 - 96 inches
73
On page 645 of Fire Inspection and Code Enforcement, the largest room area covered by a single wall mounted device is _____ feet by ___ feet. The maximum room area covered by a ceiling mounted strobe is __ feet by __ feet.
70 feet x 70 feet; 50 feet x 50 feet
74
On page 646 of Fire Inspection and Code Enforcement, visual notification appliances must be installed in corridors that are less than ___ feet wide.
20 feet
75
On page 646 of Fire Inspection and Code Enforcement, the minimum candela rating for the visual appliances mounted in corridors is ___ candela.
15 candela
76
On page 646 of Fire Inspection and Code Enforcement, the visual devices must be mounted within __ feet of the end of the corridor and must not be spaced more than ___ feet apart on center.
15 feet; 100 feet
77
On page 646 of Fire Inspection and Code Enforcement, when more than __ strobes are in the field of vision, the strobes must be synchronized to flash at the same time.
2 strobes

Fire Inspection and Code Enforcement (16 decks)

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