1166P Differential Pressure Switch

Differential Pressure Switch

Nega-Rate® Belleville disc spring/diaphragm sensing mechanism is suited for air, oil and fuel applications.

• Low water column setting and narrow deadband capability 
• Suitable for gauge, differential or vacuum applications 
• Stable set points over varying system conditions
• Suitable for airspeed, duct flow and fluids
General Specifications
  • Set point range from 1 to 100" H2O
  • Deadband range from .5 to 10" H2O or 8%, whichever is greater, to 45% of the set point
  • System pressure up to 10 psig
  • Proof pressure up to 100 psig
  • SPDT snap action switch element
  • Temperature Range:
    • Ambient-65°F to +275°F (-54°C to +135°C)
    • Media-65°F to +275°F (-54°C to +135°C)
  • Vibration capability to 5G’s