Sprinkler Automatic Valve

automatic valve
(Automatic valves) motor operated valves / emergency shutdown valves /  control valves appear on the PFD without the associated tag numbers. The purpose is better description of process. Associated control elements are also represented very briefly on the PFD.
(Automatic valves) electrically operated valves that turn water on and off at signals from the controller; typically buried in valve boxes, several valves to a box.

sprinkler
Sprinkler was short lived Grunge band from Portland, Oregon that debuted in 1992.
A device used for watering lawns
mechanical device that attaches to a garden hose for watering lawn or garden
existence of fire suppression systems in the building.
A device that sprays water
An automatic fire extinguisher installed in the ceilings of a building