Solenoid Valves Operation

solenoid valves
(Solenoid Valve) A quick-opening valve which is mounted on a pressurized tank. The opening of the valve generates a cleaning pulse which dislodges the dust from the filter elements.
(Solenoid valve) A solenoid valve is an electromechanical valve for use with liquid or gas. The valve is controlled by an electric current through a solenoid coil.
(Solenoid Valve) An automatic valve operating under low voltage (24V AC) which may be remotely located in the landscape and controlled via a signal cable from the central controller (timer).

operation
An active process; a discharge of a function
A business organization; a company
(computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction); "it can perform millions of operations per second"
The fact or condition of functioning or being active
a business especially one run on a large scale; "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"
the state of being in effect or being operative; "that rule is no longer in operation"