A ball valve that is equipped with an actuator that manipulates a stream of fluid in the response to a signal from an external sensing element and with input of energy from an external source.

A dynamic pump that contains impellers provided with vanes to generate centrifugal force to achieve the required pressure head.

An electronic converter that changes direct electric current to single-phase or polyphase alternating currents.

Flexible joint between two pipes to receive expansion from the pipes.

A detector that is intended to sense a flame.

A physical object that is a projecting flat rim, plate, collar or rib.

An enclosure intended to protect equipment from weather influences or to protect surroundings of equipment from equipment noise.

Physical access control equipment and/or systems intended to regulate or control entry into and/or exit from a controlled area, protected area or a restricted area.