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OP Series Orifice Plates

Brand: Primary Flow Signal
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Orifice plates are common differential producer type flow elements for the measurement of liquids, gases and steam flow. Orifice plates are used for measuring and controlling fluid flow and can also be used to reduce pressure in a pipe system.

The concentric, square edge type of orifice plate is the most frequently used, offering low cost, accuracy, ease of installation and rapid availability.
Features
  • Line size: 1/2 to 40 inches
  • Meets ISO, AGA, ASME, API requirements
  • Recommended pipe Reynolds number: Greater than 10,000 basic accuracy

Specifications

Brand

Line Size

  • 1/2” to 48” Standard

Head Loss % Of Differential

  • 30% to 70% Beta Dependent

Basic Accuracy

  • +/- 0.25 (Calibrated) +/- 0.50% to 0.75%, Beta Dependent (Uncalibrated)

Minimum Pipe Reynolds Number

  • Must be greater than 10,000, Added uncertainty under 10,000

Required Straight Piping

  • Per ISO, AGA, ASME, API standard as applicable, 5 to 70 Pipe Diameters

Service Functional Limits

  • Clean liquids & gases

Vent & Drain Holes

  • Vent or drain holes are available to let trapped gas or condensate pass

Certifications

  • ISO 9001
  • ASME S&U
  • PED Certified
  • CRN

Documentation

Datasheet

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