Pressure Transmitters (mA)

Current Output Pressure Transmitters for gauge, absolute & differential pressure sensing where a robust 2 wire 4-20mA current output loop is required which can work over long distances without signal degradation.

Related links

Installing pressure transmitters

What is a pressure transmitter

4-20mA current loop output explanation

Pressure transmitters for general purpose applications measuring air and liquid pressures on pumps, valves, compressors, hydraulic presses and automated machines.

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Low range pressure transmitters for measuring low level gauge, differential and absolute pressures below 1 bar (15 psi, 400 inWG or 1000 mbar).

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Mid range pressure transmitters for measuring pressures between 1 and 100 bar (15 to 1500 psi).

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High range pressure transmitters for measuring hydraulic pressure greater than 100 bar (1500 psi) with a range of accuracies, electrical interfaces and pressure connectors.

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Loop powered 4-20mA readouts for combining with pressure transmitters to provide a local display at point of measurement without the need for batteries, extra wiring or mounting brackets.

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Digital panel meters for providing loop power and reading 4 to 20mA output pressure transmitters with LED displays, peak hold, alarm relays, Triacs, retransmission analogue outputs and digital interfaces.

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Differential pressure transmitters for measuring the DP of fluids and gases across particle filters and along a length of pipe to monitor flow.

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Absolute reference pressure transmitters for measuring pressures with respect to absolute zero vacuum.

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ATEX approved pressure transmitters for use in hazardous zones with flammable gases present such as petrochemical refineries and natural gas distribution pipelines.

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High precision pressure transmitters with good non-linearity, hysteresis and repeatability for highly precise measurements.

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Rangeable pressure transmitter which can be either digitally or manually down ranged by the user to scale the 4 to 20mA current output signal to a different pressure range.

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Flush fitting pressure transmitters with 4 to 20mA current loop signals with exposed diaphragms for measuring viscous media or substances which require hygienic or sanitary compatibility.

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HART protocol compatible pressure transmitters for configuration via a pc, laptop, distributed control system or HART communicator. HART functionality enables the transfer of pressure transmitter data via an AC digital signal which uses the 4-20mA analogue output signal as a carrier, thus eliminating the need for extra wires and connectors.

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