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Of structural elements : Position of structural elements when they have no power or movable parts when not operated. Of a system : Position of actuators and control elements when they have no power.

Input signal (correction signal) for bringing a valve to hydraulic zero (DIN 24 311).

Conditions applying at a given moment in time (CETOP RP 100).

Pressure gauge selection switches are used to connect various pressure measuring points to a pressure gauge, assuming this is the preferred option. The pressure gauge may be installed in either the se

The lifetime is the period during which a device or system is expected to remain functional as expressed by the number of achievable or achieved actuations under certain specified conditions.

Refers to a configuration whereby the output variable (e.g. velocity) is dependent on the load. Example: electric motor in series connection, power-controlled pump, compressed air cylinder (connection

Creation of feedback control and general control systems from ready-made program modules.

"Closed circuit". As the English term "Control" applies to both open loop control and , closed loop normally refers feedback control. Opposite: open loop

Derived from the natural frequency f o as follows: ω o = 2 π · f o

Pressure that is present at a specific point at a specific time (DIN 24 312).