• LD-Series NEMA 4 Differential Pressure Switch
    LD-Series NEMA 4 Differential Pressure Switch

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LD-Series NEMA 4 Differential Pressure Switch

  • Overview
  • Applications
  • Certificates & Approvals

The Ashcroft® LD differential pressure switch is designed for applications requiring high reliability, safety and accuracy.  It's straight forward design facilitates easy field installation and calibration, making it most suitable for pressure control, safety shutdown or alarm operations.

Key Features:
  • Wide selection of switch elements and wetted materials
  • Multiple process connections available
  • Adjustable setpoints from 15%-100% of range
  • Fixed or adjustable deadbands
Specifications:
  • Accuracy: ±1.00% full scale
  • NEMA 4X (IP65) aluminum enclosure
  • Single or dual setpoints
  • Differential pressure ranges: 30" IWD to 400 psid

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

Process Market:
  • Refineries
  • Chemical and Petrochemical Plants
  • Pulp and Paper Mills
  • Power Plants
  • Steel Mills
  • Water and Sewage Treatment Facilities
Industrial Market:
  • Pumps, Compressors and Turbines
  • Dairies and Breweries
  • Boilers and Burners
  • Reverse Osmosis Systems
  • Filters and Presses
  • Paint Spraying Equipment
  • Specialized OEM Equipment
Medical and Life Sciences Market:
  • Pharmaceutical Plants
  • UL
  • CSA
  • FM 
  • CE
 

Related Products

GD-Series NEMA 4 Differential Pressure Switch

GD-Series NEMA 4 Differential Pressure Switch

The Ashcroft® GD differential pressure switch is used on tough applications requiring a 316L SS enclosure.

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.

Tools

  • Distributor Locator

    Locate an authorized Ashcroft distributor in your area.

  • Materials Selector

    Use the selector to review compatible wetted materials and requirements of your application.

  • Unit Converter

    Need to convert measurement units? Check out our quick and easy approach to pressure, temperature and flow unit conversions.

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