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

For sales & general inquiries
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (800) 233-9926
Telog: 888‑835‑6437 (Press #2)

For product support
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (877) 243–1010
Telog: 888‑835‑6437 (Press #2)

Contact a Customer Care Representative

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.

For sales & general inquiries
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (800) 233-9926
Telog: 888‑835‑6437 (Press #2)

For product support
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (877) 243–1010
Telog: 888‑835‑6437 (Press #2)

COIN® Flanged with NPT Pressure Taps (Model NF) Flow Meter

The Preso® COIN® NF flow meter accommodates most flows, even the most abrasive. Accuracy and reliability are achieved by its rugged construction, practical design, and simple principle of operation. It stands alone in its ability to maintain the necessary square root relationship between flow rate and differential pressure for almost any type of flow.

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  • Size
    12...1,219 mm
    1/2...48 in.
  • Accuracy
    (uncalibrated) ±3% (calibrated) ±0.5%
    (uncalibrated) ±3% (calibrated) ±0.5%
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Rugged construction, practical design, and a simple principle of operation.

Well suited for measuring abrasive and erosive slurries, viscous and dirty fluids, clean fluids, steam or gasses.

  • Reduced pumping costs
  • Resists wear, maintenance free (no moving parts)
  • Short form, lighter weight than classical venturi meters
  • Easily installed in any position with minimal straight pipe requirements
  • Bi-Directional flow measurement


Product Specifications

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  • Pipe Size
    12...1219 mm
    1/2...48 in.
  • Pressure Range
    Dependent on flange rating
    Dependent on flange rating
  • Temperature Range
    Up to 426° C
    Up to 800° F
  • Accuracy
    ±3% uncalibrated; up to 0.5% calibrated
    ±3% uncalibrated; up to 0.5% calibrated
  • Repeatability
    ±0.2%
    ±0.2%
  • Turndown Ratio
    10:1
    10:1

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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Product Data Sheets | English COIN® Flanged with NPT Taps
Manuals & Guides | English Flow Meter COIN®
Application Data Sheets | English Preso® Applications

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Software & Firmware

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
We're here to help
Contact a Customer Care Representative

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.

For sales & general inquiries
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (800) 233-9926
Telog: 888‑835‑6437 (Press #2)

For product support
Municipal Water solutions: (800) 616–3837
Commercial & Industrial solutions: (877) 243–1010
Wyco Concrete solutions: (877) 243–1010
Telog: 888‑835‑6437 (Press #2)