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Fisher-P-Inline Diffusers

Fisher™ Inline Diffusers

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Product Description

A complete line of Fisher inline diffusers provide optimum noise attenuation where valves can contribute substantial noise. When installed, the total pressure drop of the system is divided across the valve and diffuser. This enables the valve to operate at a lower pressure drop ratio, thereby lowering the noise level generated from the process flowing through the control valve. Options include: the 6010 with integral outlet head, the 6011 pipe style, and the Whisper Disk.

Specifications

Critical Service
Noise Abatement
Material
Carbon Steel, Stainless, Alloy
Operating Temperature
Standard Temperature, High Temperature
Process Connection Type
  • 6010: Flanged, Butt Weld, Socket Weld
  • 6011: Wafer, Flanged
  • Whisper Disk: Raised Face, RTJ, Flanged
Valve Size
  • 6010: NPS 1 to NPS 26, Up to NPS 72
  • 6011: NPS 2 to NPS 48
  • Whisper Disk: NPS 2 to NPS 36
Valve Size Standard
NPS
Other Configurations
Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product.

Documents & Drawings

Features

  • The diffuser concept is used in several unique versions, providing optimum solutions for various applications. The diffuser need not be installed adjacent to the control valve.
  • A properly selected diffuser-valve combination can result in up to 40 dBA noise reduction.
  • A diffuser-valve combination retains the pressure/flow control associated with a standard control valve. Just as important, it controls the generation of potentially damaging noise and vibration.
  • All Fisher diffusers, both inline and vent, are ruggedly-built, static devices requiring no maintenance after installation. These features combine to offer increased noise control at a minimum investment.