A level transmitter that is producing a standardized electrical output signal based on the input signal from a nucleonic level detector.

A circuit-breaker in which the contacts open and close in oil.

A mist detector that is intended to detect oil mist.

A post or buoy placed over a shoal or bank to warn vessels, also a signal mark on land.

An element designed to measure an oxidation reduction potential (ORP).

An artefact which is a collection of artefacts to be managed as one for some purpose.

One-way communications device in which the intended receiver is alerted to receive a message or return a phone call.

An internal combustion engine that is an induction compression ignition exhaust engine which ignites a petrol air mixture with an electric spark.

An analysing instrument intended to measure, indicate and/or produce a signal which represents the measured alkalinity / acidity in a fluid or matter.

An element designed to measure pH (potential of Hydrogen).

A detector that is intended to detect a pig inside the pipeline or pig receiver.

A transmitter intended to detect a pig passage and transmit a signal representing the measured value.

A differential pressure flow meter utilizing a pitot tube (a probe with an open tip) that is inserted into the flow field.

A control valve that is also a plug valve and an actuated valve.

An actuator that is intended to be operated by pneumatic power.

A mechanical controller that is using pneumatic components to execute its function.

A pilot switch the actuating system of which is operated by a moving part of a machine, when this part reaches a predetermined position.

A transmitter that is producing a standardized output signal dependent of a received input signal from a position detector.

A handheld or fixed device designed to identify and record the location of an object on the earth's surface. GPS, GALILEO, SYLEDIS, HYPERFIX, LORAN-C, DECCA etc. are all brands and working on different networks.

Elements like impellers rotating by the pressure of the fluid in a closed conduit to measure the flow of a liquid.

A flow transmitter specially designed to convert the signal from a positive displacement flow meter into a standardized electrical output signal.

An analysing instrument intended to determine the pour point of a fluid, i.e. the lowest temperature at which an oil or other liquid will pour under given conditions.

An electric cable intended for transmission of electric power.

A device that removes voltage spikes from an AC or DC electrical supply.

A physical object intended to supply electric power according to specified levels and tolerances.