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P-Series Multifunction Pressure Switch

Brand: Ashcroft Inc

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Ashcroft switches and controls are highly reliable for your industrial and process applications.

We begin with rock-solid designs, matching the most appropriate technology with the safety and reliability requirements of the applications.

The materials of construction are specified to exacting standards, and product is built to last in the toughest applications.

Our modern, responsive manufacturing facility is supported by an extensive network of stocking distributors and factory sales offices located in virtually every part of the world.

Special application assistance is always just a telephone call away.

The Ashcroft P-Series switch line is designed for uncompromising end user reliability and safety.
Features
  • Explosion proof and watertight enclosure – N7 models 
  • Easy-to-read scale for approximate setpoint indication (±5% accuracy) 
  • Stainless steel internal parts 
  • Easy setpoint adjustment(s) capability 
  • Diaphragm-sealed piston actuator for long life is standard for most ranges 
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Ashcroft switches and controls are highly reliable for your industrial and process applications.

We begin with rock-solid designs, matching the most appropriate technology with the safety and reliability requirements of the applications.

The materials of construction are specified to exacting standards, and product is built to last in the toughest applications.

Our modern, responsive manufacturing facility is supported by an extensive network of stocking distributors and factory sales offices located in virtually every part of the world.

Special application assistance is always just a telephone call away.

The Ashcroft P-Series switch line is designed for uncompromising end user reliability and safety.
Features
  • Explosion proof and watertight enclosure – N7 models 
  • Easy-to-read scale for approximate setpoint indication (±5% accuracy) 
  • Stainless steel internal parts 
  • Easy setpoint adjustment(s) capability 
  • Diaphragm-sealed piston actuator for long life is standard for most ranges 

Specifications

Set Point - Increasing

  • bar: 0 to 206.8
  • Inches WC: 30 to 150
  • kPa: 0 to 20,684
  • psi: 0 to 3,000

Pressure Type

  • Compound Pressure
  • Differential
  • Vacuum

Environmental Protection

  • Explosion-proof
  • IP66
  • NEMA 7
  • NEMA 9
  • Watertight

Approvals & Certifications

  • CSA
  • UL

System Pressure

  • bar: 1.38 to 827.4
  • kPa: 137.9 to 82,737
  • psi: 20 to 12,000

Proof Pressure

  • psi: 20 to 12,000 (kPa: 137.9 to 82,740, bar: 1.37 to 827.4)

Electrical Connectors

  • Terminal Block

NPT Connection

  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female

Enclosure, Body Material

  • Die Cast Aluminum

Set Point - Decreasing

  • bar: 0 to 206.8
  • Inches WC: 30 to 150
  • kPa: 0 to 20.684
  • psi: 0 to 3,000

Seat / Seal Material

  • Seal: Buna-N
  • Seal: Monel
  • Seal: Stainless Steel
  • Seal: Teflon
  • Seal: Viton

Adjustment Type

  • Factory Set (Pre-Set)

Burst Pressure

  • psi: 35 to 14,000 (kPa: 241.3 to 96,530, bar: 2.4 to 965.3)

Actuator Type

  • Diaphragm Sealed Piston Actuator

Diaphragm Material

  • Buna-N

Switch Type

  • Hermetically Sealed
  • SPDT

Name Plate, Tag Material

  • Stainless Steel

Typical Applications

  • Industrial Market:
    • Boilers & Burners
    • Pumps, Turbines & Compressors
    • Reverse Osmosis Systems
  • Chemical & Petrochemical
  • Refineries
  • Steel Mills
  • Water & Sewage Treatment Facilities