Fairchild Miniature Precision Regulator, Model 55
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55121NNKNGN

Series: Model 55 Miniature Precision Regulator Brand: Fairchild Industrial Products - by Rotork
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  • Base Model - 5512
  • Port Size - 1/8" Female NPT
  • Elastomers - Nitrile
  • Actuation Adjustment Means - Knob Adjustment
  • Relief - Non-Relieving
  • Gauge - With Pressure Gauge
  • Mounting - Without Bracket

Specifications

Brand

Actuator Type

  • Knob Adjust
  • Tamper-Proof

Ambient Temperature Range

  • -40° to 65.5° C (-40° to 150° F)

Diaphragm Material

  • Polymer Reinforeced Nitrite

Elastomers

  • Nitrile

Enclosure, Body Material

  • Valox 508

Exhaust Capacity - Relieving Units Only

  • 2 scfm

Flow Capacity

  • 9 scfm

Maximum System Pressure

  • bar: 10.34
  • kPa: 1,034
  • psi: 150

Media

  • Compressed Air
  • Gas

NPT Connection

  • 1/8" NPT Female

Pressure Range

  • bar: 0 to 0.69
  • bar: 0.03 to 2.07
  • bar: 0.07 to 4
  • bar: 0.138 to 06.89
  • kPa: 0 to 68.9
  • kPa: 13.79 to 689.5
  • kPa: 3.45 to 206.8
  • kPa: 6.89 to 413.68
  • psi: 0 to 10
  • psi: 0.5 to 30
  • psi: 2 to 100
  • psig: 1 to 60

Relief

  • Non-Relieving
  • Relieving

Sensitivity

  • 1/4" WC (0.64 cm)

Supply Pressure Effect

  • psig: 0.1 (bar: 0.007, kPa: 0.7) for a psig: 100 (bar: 7, kPa: 700) Change in Supply Pressure

Trim Material

  • Brass

Vent

  • Straight

Documentation

Data Sheets

Catalogs

Installation Instructions

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