High Performance, Point-Of-Use Regulators - SQ Series | Parker NA

High Performance, Point-Of-Use Regulators - SQ Series | Product Series

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High Performance, Point-Of-Use Regulators - SQ Series

High Performance, Point-Of-Use Regulators - SQ Series

The SQ Series of regulators are high flow, high performance point-of-use regulators designed to be used in process gas cabinets for gas companies, equipment manufacturers and end users.

Technical Specifications

  • Body Material: VeriClean 316L Stainless Steel
  • Compression Member Material: VeriClean 316L Stainless Steel (std), Hastelloy C-22
  • Diaphragm Material: Hastelloy C-22
  • Poppet Material: Hastelloy C-22
  • Seat Material: PCTFE (std), Vespel
  • Cap Material: Nickel Plated Brass
  • Nut Material: 316L Stainless Steel
  • Knob Material: ABS
  • Burst Pressure: 750 psig (52 barg) (SQ60, SQ60SA, SQ140E, SQ420E)
    3,000 psig (207 barg) (SQ130E)
  • Proof Pressure: 375 psig (26 barg) (SQ60, SQ60SA, SQ140E, SQ420E)
    1,500 psig (103 barg) (SQ130E)
  • Flow Rate: Cv 0.054 (SQ60), Cv 0.15 (SQ60SA), Cv 0.2 (SQ130E)
    Cv 0.25 (SQ140E), Cv 1.5 (SQ420E)
  • Internal Leak Rate: < 5 x 10-8 scc/sec He (SQ420E)
  • External Leak Rate: < 2 X 10-10 scc/sec He
  • Volume: 6.35 cm3 (SQ60, SQ60SQ), 6.19 cm3 (SQ130E) 19.02 cm3 (SQ140E), 22.32 cm3 (SQ420E)
  • Weight: 1.5 (SQ60, SQ60SA, SQ130E)
    4.5 (SQ140E, SQ420E) lb, 0.7 (SQ60, SQ60SA, SQ130E)
    2.1 (SQ140E, SQ420E) kg
  • Maximum Inlet Pressure Rating: SQ60, SQ60SA, SQ420E: 250 psig / 17 barg SQ130E: 1000 psig / 70 barg SQ140E: 250 psig / 17 barg (std), 750 psig / 52 barg
  • Outlet Pressure Rating: 0-30 psig (2 barg), 0-50 psig (3 barg), 0-100 psig (7 barg),
    (SQ60, SQ130E, SQ140E, SQ420E)
    -25 in Hg to 15 psig (1 barg) (SQ60SA)
  • Maximum Operating Temperature: 66 °C, 150 °F
  • Minimum Operating Temperature: -40 °C, -40 °F
Safety Warning

Full Product Description

The SQ Series of regulators are high flow, high performance point-of-use regulators designed to be used in process gas cabinets for gas companies, equipment manufacturers and end users. The SQ Series of regulators provide precise control of the process gas pressure at or near the tool. The results are stable flow and pressure to the mass flow controller. The SQ60SA provides precise pressure control for point-of-use in the sub-atmospheric range. Standard Hastelloy C-22® poppet and diaphragm. Tied-diaphragm for added safety. Capable of operating at a wide range of flows - see flow range table for details. No springs or threads are exposed to the wetted area. Metal-to-metal, diagragm-to-body seal. Standard full internal electropolish. Design and materials of construction ensure compatibility with the high flow of corrosive gases. Sub-atmospheric available (SQ60SA).

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