differential pressure switch

differential pressure switch 

Key Specifications

• NEMA 4 Enclosure, Optional Watertight Conduit Connector
• Narrow Deadband
• Repeatability ±1% Span
• Single SPDT Switch Output
• External Adjustment
• Popular Models Available from Lesman Stock

The precision snap-acting switch and sensitive diaphragms combine to provide a narrow deadband and repeatability of

approximately ±1% of full scale range. A convenient, externally accessible adjustment screw is multi-turn to provide easy set point adjustability. The force-balanced design gives the Delta-Pro excellent vibration resistance.

Corrosion resistant molded NEMA 4 enclosure

 Brass, Teflon® or polysulfone wetted parts

 Terminal block wiring

 Our lowest cost differential pressure switch

 Adjustable ranges:

     30 "Hg Vac to 90 psi

       1 bar Vac to 6,2 bar

     1 to 45 psid

       70 mbar d to 3 bar d   Approvals: UL, CSA, CE

 JIT Delivery

Features

 UL listed and cUL certified. CE compliant to low voltage directive

   and pressure equipment directive

  Vacuum, Pressure or Differential pressure measurement

  Compact Size

  Brass & Polysulfone (FDA compliant) Pressure Connections

  5A @ 125/250 VAC SPDT snap-acting switch

  External stainless steel multi-turn adjusting screw

  OEM capabilities include external adjustment knob with or without

    reference scale

  Complies with Enclosure Type 4 with watertight conduit fitting

  Terminal block wiring

  Optional red status light

  Adjustable Ranges:

    Pressure: 30" Hg Vac to 90 psi

    (-1 to 6,2 bar)

    Differential Pressure: 1 to 45 psid

   (68,9 mbar to 3,1 bar)