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A damper intended for closing off parts of a ventilation system.
A damper intended for closing off parts of a ventilation system.
An electric signal transducer that is intended to convert one type of standardized transmission signal into another.
An acoustic device producing a loud sound as a signal or warning.
A conveyor consisting of a series of slats generally made of metal or wood attached to an endless chain.
A slide 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 slide 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 ring of conducting material which is attached to and rotates with a shaft, so that the electric current may be transferred to a stationary circuit through a fixed brush pressing against it.
A detector that is intended to sense smoke.
A detector that is intended to sense smoke.
A panel and a photovoltaic module whose main parts are solar cells.
A panel and a photovoltaic module whose main parts are solar cells.
An electromagnetic coil, which is a cylindrical coil, the length of which is much greater than its transverse dimensions and which is used to produce a magnetic field.
An electromagnetic coil, which is a cylindrical coil, the length of which is much greater than its transverse dimensions and which is used to produce a magnetic field.
A valve that has linear action which is fitted with a solenoid for quick operation.
A valve that has linear action which is fitted with a solenoid for quick operation.
An analyser intended to determine a mixture of solid particles in liquids or solid or liquid droplets in air.
An analyser intended to determine a mixture of solid particles in liquids or solid or liquid droplets in air.
A device decreasing noise in a HVAC system.
A meter intended to measure a sound pressure level.
A meter intended to measure a sound pressure level.
An analyser intended to determine specific gravity's of materials. Typically of liquids.
An analyser intended to determine specific gravity's of materials. Typically of liquids.
A detecting instrument that is intended to measure the upload and download speed of an internet connection.
A detecting instrument that is intended to measure the upload and download speed of an internet connection.