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We’ll get back to you within 24 hours or the following business day.

Prefer to call?
Customer Care representatives are available by phone Monday–Friday, from 9am–5pm CST.

(800) 616–3837

Ellipse® Model BHL Annular Hot Tap, Dual Rod Flow Meter

The Ellipse® Model BHL annular hot tap, dual rod flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter is designed with a series of ports facing the upstream velocity pressures and flow sensing ports strategically located ahead of the trailing edge flow separation.

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  • Size
    50…609 mm
    2...24 in.
  • Temperature Range
    Up to 120 °C
    Up to 250 °F
  • Flow Range
    20…75,708 lpm
    5.3...20,000 gpm
  • Pressure Range
    Up to 27 bar
    Up to 400 PSI
  • Accuracy
    (uncalibrated) ±0.75%
    (uncalibrated) ±0.75%
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Annular hot tap, dual rod flow device.

Well suited for measuring liquids or gases.

  • No separation effects on the low (static) pressure
  • Turndown ration of 17:1
  • No vacuum effects
  • No vortex generation
  • Very high repeatability
  • Lowest drag coefficient

 


Product Specifications

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  • Pipe Size
    50…609 mm
    2…24 in.
  • Probe Construction
    316 Stainless Steel
    316 Stainless Steel
  • Head
    “Y” type, brass 1/8 in. FNPT
    “Y” type, brass 1/8 in. FNPT
  • Packing Gland
    Molythane with CS cage nipple & close nipple
    Molythane with CS cage nipple & close nipple
  • Retract Assembly
    CS rods, nuts & bolts
    CS rods, nuts & bolts
  • ID Tag
    Polycarbonate
    Polycarbonate
  • Temperature
    Up to 120 °C
    Up to 250 °F
  • Pressure
    Up to 27 bar
    Up to 400 PSI
View all Specifications

Market Applications

  • Industrial Process

    The measurement and monitoring of flow, water quality and toxic and combustible gas plays a vital role in industrial processes for consistent delivery of quality control, personnel safety, environmental protection, process monitoring and optimization. Our comprehensive range of robust, real-time and reliable instrumentation provides dependable solutions that are easy to install, simple to maintain, creates safe areas of work and deliver increased regulation compliance.

    View Solutions

Product Documentation

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Application Data Sheets | English Preso® Applications

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Software & Firmware

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Software | Version v5.37.23.0 | Updated August 19, 2020 | 33.23 MB PresoCalc Setup Tool Preso See Release Notes
Software | Version v5.37.23.0 | Updated August 19, 2020 | 33.23 MB PresoCalc Setup Tool Preso See Release Notes

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Contact a Customer Care Representative

We’ll get back to you within 24 hours or the following business day.

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Customer Care representatives are available by phone Monday–Friday, from 9am–5pm CST.

(800) 616–3837