• PD-Series NEMA 7 Differential Pressure Switch
    PD-Series NEMA 7 Differential Pressure Switch

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PD-Series NEMA 7 Differential Pressure Switch

  • Overview
  • Applications
  • Certificates & Approvals

The Ashcroft® PD differential pressure switch was designed for use with harsh applications where uncompromising protection is required. It combines field-proven technology, stability and long cycling, making it ideal for satisfying pressure control, shutdown or alarm operations.

Key Features:
  • Explosion proof housing
  • Dual chamber design allows for field calibration to be performed safely even with the power connected
  • Wide selection of switch elements and wetted materials
  • Multiple process connection available
  • Adjustable setpoints from 15%-100% of range
  • Fixed or adjustable deadbands
  • Accuracy: ±1.00% full scale
  • NEMA 7/9 (IP66) aluminum enclosure
  • Single or dual setpoints
  • Differential pressure ranges: 30" IWD to 400 psid

The PD differential pressure switch is ideal where accurate and reliable pressure measurements are essential:

Process Market:
  • Refineries
  • Chemical and Petrochemical Plants
  • Water and Sewage Treatment Facilities
  • Steel Mills                                                                     
Industrial Market:
  • Pumps, Compressors and Turbines
  • Boilers and Burners
  • Reverse Osmosis Systems
  • UL
  • CSA 

Related Products

DDS-Series NEMA 7 Differential Pressure Switch

DDS-Series NEMA 7 Differential Pressure Switch

Ashcroft® DDS differential pressure switch senses low differential pressures between high differential pressure sources.


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