Certificate of Fitness S-12 with Correct Definitions.
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Course
S12 Sprinkler
Institution
S12 Sprinkler
ALARM NOTIFICATION APPLIANCE - Answer: A fire alarm system component, such as a bell, horn, speaker, light, text display or vibration device that issues an audible, tactile, and/or visual alert.
ALARM SIGNAL - Answer: A signal indicating an emergency requiring immediate action, such as a ...
Certificate of
Fitness S-12 with
Correct Definitions
Denning [Date] [Course title]
, Antifreeze Sprinkler System - Answer: A wet pipe sprinkler system employing automatic sprinklers that
are attached to a piping system that contains an antifreeze solution and is connected to a water supply.
The antifreeze solution is discharged, followed by water, immediately upon operation of sprinklers
opened by heat from a fire.
Combination Standpipe and Sprinkler System - Answer: A system where the water piping services both
2½ in. (65 mm) outlets for fire department use and outlets for automatic sprinklers.
Concealed Sprinkler - Answer: A recessed sprinkler with a cover plate
Control Valve - Answer: A valve controlling flow to water-based fire protection systems. Control valves
do not include hose valves, inspector's test valves, drain valves, trim valves for dry pipe, preaction and
deluge valves, check valves, or relief valves.
OS & Y valve (Outside Stem and Yoke valve) is an indicating type of control valve used for fire sprinkler
system.
Corrosion-Resistant Sprinkler - Answer: A sprinkler fabricated with corrosion resistant materials, or
special coatings to be used in an atmosphere that would corrode standard sprinklers.
Deficiency - Answer: A condition in which the application of the component or system(s) is not within its
designed limits or specifications.
Dry Pipe Sprinkler System - Answer: A sprinkler system employing automatic sprinklers that are
attached to a piping system containing air or nitrogen under pressure. The release of the air or nitrogen,
(as from the opening of a sprinkler) results in the water pressure opening a valve known as a dry pipe
valve, resulting in the flow of water into the piping system and out of the fused sprinklers heads.
Dry Sprinkler - Answer: A sprinkler secured in an extension nipple that has a seal at the inlet to prevent
water from entering the nipple until the sprinkler operates. May be configured with an upright, pendent
or sidewall sprinkler.
Discharge Device - Answer: A device designed to discharge water or foam-water solution in a
predetermined, fixed, or adjustable pattern. Examples include, but are not limited to, sprinklers, spray
nozzles, and hose nozzles.
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