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Starting at $913.94CAD
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Dwyer

OP Orifice Plate Flowmeter

Designed for use wherever there is an application for a conventional flow orifice plate

Starting at
$913.94CAD
Have questions? We're here to help!
Have questions? We're here to help!
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 The Series OP Orifice Plate Flowmeter is a complete orifice plate flow metering package. It incorporates a stainless steel orifice plate with a unique holder or carrier ring containing metering taps and integral gaskets. It was designed for use wherever there is an application for a conventional flow orifice plate. It can also be used in place of other primary differential producers for efficiency and cost effectiveness. Installation is accomplished simply by slipping the unit between standard flanges (orifice flanges are not required). The Series OP is available in line sizes from 1/2" to 24" and can be used with compatible liquids and gases. 

• Mounted with standard flanges
• Standard "corner tap" configuration
• Corrosion free material
• Simplified installation
• Built in metering taps (1/4" female NPT STD)
• Proven through a wide range of applications for accuracy and energy efficiency
• Assures long term reliability and accuracy
Line Sizes:1/2" to 24".
Head Loss:1 - Beta ratio², eg: 1 - 07² = 1 - 0.49 = 51% of the d.p.
Pressure Limits:150 psi max.
Temperature Limits:-50 to 200°F (-45 to 93°C).
Accuracy:±0.6% full scale flow. (Beta= .2-.6) ±0.7% for Beta greater than .6.
Wetted Material:304 SS, Buna-N gaskets.
Service:Compatible liquids and gases.
Weight:Varies with line size. See Catalog page.
Pipe Requirements:General requirements 10 diameter upstream and 5 diameter downstream.
Installation:Standard flange 125#/150# rating.
Process Connections:1/4" female NPT.
• Fluid flow rates in building water lines
• Boiler feedwater
• Cooling water
• Combustion or compressed air
• Steam flow

  • Thumbnail of document Data Sheet - OP Orifice Plate Flowmeter
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    Data Sheet - OP Orifice Plate Flowmeter

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  • Thumbnail of document Manual - OP Orifice Plate Flowmeter
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    Manual - OP Orifice Plate Flowmeter

    Download

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