Series 1996 Gas Pressure Switch

Brand: Dwyer Instruments, LLC

Reliable and convenient, the Series 1996 Gas Pressure Switches serve as a compact, low cost switch for gas fired furnaces and equipment.

Pressure ranges for both models are ideal for high or low gas pressure interlock. Visible set point and on-off indicators add convenience in servicing. Use either NO or NC contacts on SPDT switch.

Bottom connection has both 1/8" female and 1/4" male threads for pipe nipple or coupling. Top connection vents diaphragm chamber to outside or to furnace combustion chamber.

Mount switch with diaphragm in a horizontal position and gas pressure connection at bottom. Used with natural, manufactured or LP gas.
Features
  • Visible set point and on-off indicator simplifies operation and trouble shooting
  • Compact size and low cost make it ideal for gas fired or gas equipment OEM applications

Specifications

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable

Approvals & Certifications

  • CE
  • CSA
  • FM
  • UL

Diaphragm Material

  • Buna-N

Electrical Connectors

  • 3 Screw Typical

Electrical Rating

  • 15 A at 120-480 Vac, 60 Hz Resistive, 1/8 hp at 125 Vac, 1/4 hp at 250 Vac, 60 Hz

Enclosure, Body Material

  • Aluminum

NPT Connection

  • 1/4” NPT Male
  • 1/8” NPT Female

O-Ring Material

  • Buna-N

Operating Temperature

  • 0° to 43° C (32° to 110° F), Wet Gas
  • -34° to 43° C (-30° to 110° F), Dry Gas

Proof Pressure

  • bar: 0.690
  • kPa: 68.95
  • psid: 10

Set Point - Decreasing

  • Inches WC: 1.5 to 20

Set Point - Increasing

  • Inches WC: 1.5 to 20

Switch Type

  • SPDT

System Pressure

  • Inches WC: 45

  • Gas Furnaces
  • Natural, Manufactured or LP Gas Applications

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