The Ashcroft^® D7 NEMA 7/9 differential pressure switch is designed for applications requiring safety, reliability and long-cycle life. It is ideal for satisfying requirements for pressure control, shutdown or alarm operations.

Key Features:

• Adjustable setpoint from 15-100% of range
• Explosion-proof enclosure provides uncompromising protection
• Fixed or limited adjustable deadband
• Wide selection of switch element and wetted materials
• External locking screw (ATEX / IECEx approval only)

Specifications:

• Accuracy: ±1.00% full scale
• NEMA 7/9 (IP66) aluminum enclosure
  Epoxy-coated aluminum (standard)
  316 Stainless steel (option XYW)
• Single setpoint
• SPDT or DPDT switching option
• Differential pressure ranges: 10" IWD to 600 psid

The D-Series NEMA 7/9 differential pressure switch is ideal where accurate and reliable pressure measurement are essential:

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
• Washers and Filters
• Degreasers and Evaporators
• Recovery Systems
• Reverse Osmosis Systems / Filters
• Food Processing
• Ground Support Equipment
• Hydraulic and Lubrication Systems
• Heating and Air Conditioning
• Marine Equipment
• Specialized OEM Equipment

Please Contact Us for more detail