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Basic Firefighting > Fire Alarm Communications > Flashcards

Fire Alarm Communications Flashcards

0
Q

What are the 2 basic types of detection devices?

A

Fixed temperature device

Rate of rise detectors

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1
Q

What are the 4 basic types of automatic alarm-initiating devices?

A

Heat
Smoke
Fire gases
Flame

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2
Q

Fixed temperature devices activate by what 3 mechanisms?

A

Expansion
Melting
Change in resistance

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3
Q

A detection device that holds electrical contacts apart

A

Frangible bulb

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4
Q

Uses 2 metals that have different thermal expansion characteristics

A

Bimetallic detector

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5
Q

Detector that operates on the assumption that the temperature in a room will increase faster

A

Rate of rise

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6
Q

What is the most common rate to rise spot detector?

A

Pneumatic spot detector

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7
Q

What are the 2 basic types of smoke detectors?

A

Photoelectric

Ionization

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8
Q

What is another word for radioactive material?

A

Americium

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9
Q

What are the 3 basic types of flame detectors?

A

Ultraviolet
Infrared
Both

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10
Q

What are the 3 basic types of auxiliary systems?

A

Local energy
Shunt
Parallel telephone

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11
Q

Similar to auxiliary systems but are connected to the fire department telecom center

A

Remote station

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12
Q

Used to protect large commercial and industrial buildings

A

Proprietary system

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13
Q

Similar to proprietary systems except that the receiving point is off site

A

Central station system

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14
Q

2 types of sprinkler coverage

A

Complete

Partial

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15
Q

The pipe that connects everything

A

Riser

16
Q

3 of the most commonly used release mechanisms to activate sprinklers?

A

Fusible links
Frangible bulbs
Chemical pellets

17
Q

3 basic positions for sprinklers?

A

Pendant
Upright
Sidewall

18
Q

A valve that showed at a glance whether it is open or closed

A

Indicating control valve

19
Q

How many inches is the Siamese connector for sprinkler systems?

A

2 1/2 inches

20
Q

5 major applications of sprinkler systems?

A 
Wet-Pipe
Dry-Pipe
Reaction
Deluge
Residential

Basic Firefighting (4 decks)

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