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A detector which is capable of detecting selected types of liquids.
A detector which is capable of detecting selected types of liquids.
A transducer which produces a signal with a defined relationship to the force applied to it.
A transducer which produces a signal with a defined relationship to the force applied to it.
A physical object that is designed to load or unload products into or from vehicles, wagons or vessels at variable positions.
A physical object that is designed to load or unload products into or from vehicles, wagons or vessels at variable positions.
A data communication system intended for communication between parties in a restricted area.
An electroacoustic transducer that converts an electric signal into sound.
An electroacoustic transducer that converts an electric signal into sound.
An electrical filter having a single pass-band extending from zero frequency to a specified cut-off frequency.
A physical object that is an electric light and its fittings.
A physical object that is an electric light and its fittings.
A level gauge that use a float containing a magnet to transfer information about its position to a indicator rail with white and red flaps mounted on the outside of the tube.
A level gauge that use a float containing a magnet to transfer information about its position to a indicator rail with white and red flaps mounted on the outside of the tube.
A level transmitter which uses a floater and magnetic contacts to measure and transmit level.
A level transmitter which uses a floater and magnetic contacts to measure and transmit level.
A physical object that contains a chamber with several openings.
A manual call point is a device which enables personnel to raise an alarm in the event of a fire incident by pressing a frangible element to activate the alarm system.
A manual call point is a device which enables personnel to raise an alarm in the event of a fire incident by pressing a frangible element to activate the alarm system.
A control switch that is operated by a person.
A control switch that is operated by a person.
A switch which is operated by a person.
A mechanical controller that is intended to position a given item in accordance with a received input signal.
A mechanical controller that is intended to position a given item in accordance with a received input signal.
An 'equipment class' that is a class of devices engaged in meteorological observations.