GD-Series NEMA 4 Differential Pressure Switch
The Ashcroft® GD differential pressure switch is designed for use on tough applications requiring a 316L stainless steel enclosure. The straight forward design allows for easy field installation and access to the microswitches for wiring. Proven technology provides a stable and reliable switch ideal for pressure control, shutdown or alarm operations when two independent set points or adjustable deadbands are required.
Key Features:
- Designed for easy field installation and wiring of microswitches
- Ranges from 30 in. H2O to 400 psid
- Wide selection of switch elements
- Stainless steel, Buna, Viton, Teflon and Monel diaphragms available for compatibility
- Adjustable setpoints from 15%-100% of range
- Fixed or adjustable deadbands
Applications:
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
Specifications
Certifications & Approvals
Data Sheets & Instruction Manuals
Drawings & Product/Technical Information
Setpoint Repeatability (Accuracy)
±1% of span (Additional setpoint shift of ±1% of range per 50°F from initial setpoint set at 70°F typical)
Setpoint
Independent setpoint, fixed deadband
Single setpoint, adjustable deadband
Single setpoint, fixed deadband
Deadband
Fixed or adjustable
Enclosure Ratings
NEMA 4X / IP66
Enclosure Material
Cast aluminum
Pressure Connection
¼ NPT Female (STD.)
Electrical Termination
¾ NPT Female (STD.)
Diaphragm/Actuator Material
Buna N, Viton or Teflon
Pressure Ranges
0 - 6 in. H2O to 0 - 150 in. H2O
Ambient Temperature Range
-20°F to 180°F (-29°C to 82°C)
Contact Ashcroft
Ashcroft is a trusted source for pressure, temperature, and test instruments around the world. Learn more about how we can help you protect your people, processes, and profits.