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Proline Promass 84X
Coriolis flowmeter

The highest capacity four-tube flowmeter with custody transfer functionality

  • Coriolis flowmeter - Proline Promass 84X ©Endress+Hauser

Promass 84X is designed for the oil and gas industry. Typical applications include pipelines and transfers to and from tanker ships, trucks and railroad cars. The key to the accuracy of the Promass X is its patented four-tube design, the first in the world. With its 14-inch diameter and accuracy up to 0.05%, the Promass 84X four-tube Coriolis mass flowmeter is ideal for custody transfer and other high flow rate applications requiring reliability and low maintenance.


  • Increased profit – single installation point providing premium accuracy for large quantities

  • Fewer process measuring points – multivariable measurement (flow, density, temperature)

  • Space-saving installation – no in/outlet run needs

  • Quality – designed for custody transfer; featuring worldwide recognized metrological approvals

  • Flexible data transfer options – numerous communication types

  • Automatic recovery of data for servicing

Field of application

  • Measuring principle operates independently of physical fluid properties such as viscosity or density

  • For highest flow rates and outstanding performance in on/offshore applications in the oil & gas industry.

Device properties

  • Nominal diameter: DN 300 to 400 (12 to 16")

  • Four-tube system with low pressure drop

  • Complete exterior design made of 1.4435 (316L)

  • 4-line backlit display with touch control

  • Device in compact or remote version

  • Phase-shifted pulse, HART, Modbus RS485

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Endress+Hauser Inc.
2350 Endress Place Greenwood , IN 46143 United States
Tel.: 888-363-7377
Fax: 317-535-8498
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