B-Series NEMA 7/9 Explosion Proof Pressure Switch

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications.

Key Features:
  • Explosion-proof enclosure provides uncompromising protection
  • Adjustable from 15%-100% of range
  • Fixed or limited adjustable deadband
  • Wide selection of switch elements
  • Stainless Steel, Buna, Viton, Teflon and Monel diaphragms available for compatibility
  • Ranges from vacuum to 3000 psi
  • 316L Stainless Steel housing available
  • External locking screw (ATEX / IECEx approval only)
  • UL, CSA, ATEX and IECEx hazardous approvals
  • CE, CRN and 3A approved
  • SIL 3 Capable
  • RoHS Compliant
Applications:

Process Market:
Offshore Oil Rigs
Chemical and Petrochemical Plants
Pulp and Paper Mills
Power Plants
Steel Mills
Water and Sewage Treatment Facilities

Industrial Market:
Pumps, Compressors and Turbines
Boilers and Burners
Degreasers and Evaporators
Recovery Systems
Reverse Osmosis Systems and Filters
Food Processing
Ground Support Equipment
Hydraulic and Lubrication Systems
Heating and Air Conditioning
Marine Equipment
Specialized OEM Equipment

Specifications

Certifications & Approvals

Datasheets & Instruction Manuals

Drawings

Resources & Tools

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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.

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