liquid pressure switch / capsule / stainless steel
W117LG

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Characteristics

  • Fluid:

    for liquids

  • Technology:

    capsule

  • Other characteristics:

    stainless steel

  • Process temperature:

    Min.: -65 °F (-54 °C)

    Max.: 225 °F (107 °C)

  • Pressure range:

    Min.: 0.8 psi

    Max.: 500 psi

Description

The W117LG NEMA 4 Ultra Pure Stainless Steel Pressure Switches have all welded stainless steel interiors which are Helium leak checked to pass 4 x 10-9 Std cc/sec. These are the NEMA 4 rated weather-proof, liquid-resistant version of the W117G, suitable for out¬side applications or in areas of condensing humidity.

Set Point Range: 0.80 to 500 PSIG

The Whitman Controls W117LG NEMA 4 Ultra Pure Stainless Steel Pres¬sure Switches have all welded stainless steel interiors which are Helium leak checked to pass 4 x 10-9 Std cc/sec. These are the NEMA 4 rated weather-proof, liquid-resistant version of the W117G, suitable for outside applications or in areas of condensing humidity. These switches are used in silicon wafer ovens, numerous medical devices, and other applications where even the slightest impurities are not tolerated.
Key Features:
• High purity
• NEMA 4 Rated
• Stainless steel body and interior, helium leak checked
• Weather-proof and liquid-resistant
• Set point options: Factory set to cus-tomer specification, non-adjustable
• Extensive operating temperature range
• Wide range of electrical interfaces available
• SPDT or SPST availability
Specifications:
• Set point range: 0.80 to 500 PSIG
• Max System pressure: 150% of
sensor capacity
• Temperature range: -65oF to +225oF (-54oC to +107oC)
• Amps: 5 Amps Max
• Sensor Element: Capsule – Electric beam welded, helium leak tested
• Weight: 3oz (varies slightly with
electrical interface selection)
• Cycling: 3H/5H – Not to exceed 60 CPM, 10H/25H/50H – Not to exceed 20 CPM
• Wetted Parts:
Capsule: 17-7 PH, electron beam welded
Fitting: 303 Stainless steel
Standard Thread: ⅛-27 NPT male