G & L-Series Multifunction Pressure Switch

Brand: Ashcroft Inc

G and L-Series switches are currently being used successfully in pulp and paper mills, refineries, chemical and petrochemical plants, pharmaceutical plants, dairies, breweries, water and sewage treatment plants, steel mills, and other tough environments. 

Typical applications are on compressors, pumps, paint spraying equipment, boilers and burners, turbines, reverse osmosis systems, filters and presses.
Features
  • Single setpoint, fixed deadband 
  • Single setpoint, adjustable deadband 
  • Dual setpoint 

Specifications

System Pressure

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

Special Cleaning & Packaging

  • Cleaned for Oxygen Service

Pressure Type

  • Compound Pressure
  • Differential
  • Vacuum

Set Point - Decreasing

  • bar: 1 to 206.8
  • Inches WC: 0 to 150
  • kPa: 103.4 to 20,684
  • psi: 15 to 3,000

NPT Connection

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

Differential Pressure

  • psid: 1.08 to 400 (kPa: 7.46 to 2,758, bar: 0.075 to 27.58)

Burst Pressure

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

Switch Type

  • DPDT, Hermetically Sealed Switch, General-purpose

Pressure Range

  • Inches Hg: -30 to 0
  • Inches WC: 0 to 150
  • psi: 0 to 3,000 (kPa: 0 to 20,680, bar: 0 to 200)

Seat / Seal Material

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

Fill Material

  • 1-1/2” & 2” Sanitary Seal with Glycerin

Set Point - Increasing

  • bar: 1 to 206.8
  • Inches WC: 0 to 150
  • kPa: 103.4 to 20,684
  • psi: 15 to 3,000

Electrical Connectors

  • Terminal Block

Adjustment Type

  • Single Set Point Adjustment

Electrical Rating

  • General-purpose: 10 A at 125/250 Vac
  • General-purpose: 1/2 A at 125 Vdc
  • General-purpose: 1/4 A at 250 Vdc
  • Hermetically Sealed Switch, General-purpose: 11 A at 125/250 Vac
  • Hermetically Sealed Switch, General-purpose: 5 A at 30 Vdc

Proof Pressure

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

Environmental Protection

  • IP65
  • IP66
  • NEMA 4
  • NEMA 4X

Name Plate, Tag Material

  • Stainless Steel

Conduit Connection

  • 3/4” NPT Female Adapter

Diaphragm Material

  • Buna-N

Enclosure, Body Material

  • Epoxy Coated Die Cast Aluminum
  • 316 Stainless Steel

Approvals & Certifications

  • ISO 9001
  • CE
  • CSA
  • FM
  • UL

  • Boilers & Burners
  • Chemical & Petrochemical
  • Dairies & Breweries
  • Filters & Presses
  • OEM Equipment
  • Paint Spraying
  • Pharmaceutical
  • Power Plants
  • Pulp & Paper
  • Pumps & Compressors
  • Refineries
  • Reverse Osmosis Systems
  • Steel Mills
  • Water & Sewage Treatment Facilities
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