S12 Sprinkler Test Study Guide Questions And Correct Answers

large orifice sprinkler {Ans: sprinkler head with orifice size equal or greater than 3/4 and less than 1 inch}Preaction Sprinkler System {Ans: A sprinkler system employing automatic sprinklers that are attached to a piping system that contains air that may or may not be under pressure, with a supplemental detection system installed in the same areas as the sprinklers.}impairment coordinator {Ans: in charge of safety during out of service systems}fire hydrant {Ans: A valve connection on a water supply system having one or more outlets and that is used to supply hose and fire department pumps with water.}Small orifice sprinklers {Ans: A sprinkler head with and orifice size smaller than 1⁄2"}Glass bulb sprinkler {Ans: operated by heat breaking a glass bulb filled with a non freezing liquid with diameters that vary form 3 mm for quick response to 5 mm for standard response}Supervisory signal {Ans: A signal indicating the need for action or the use of such device in connection with the supervision of fire alarm systems or the maintenance features of related systems.}blue disk {Ans: partially out of service- on all fire department connections}fire pump {Ans: a provider of liquid