Ashcroft F-Series NEMA 7 Explosion-Proof Pressure Switch
Rp123000.00
Ashcroft® F-Series NEMA 7 Explosion-Proof Pressure Switch
Model: FP SN7JS07 XNH
Description
The Ashcroft® F-Series NEMA 7 Explosion-Proof Pressure Switch is a highly reliable instrument engineered for critical pressure monitoring and control in hazardous or corrosive environments. Designed with a compact, slim-profile housing, the F7 switch ensures safe and efficient operation in applications where explosion-proof protection and long service life are essential. Its rugged stainless-steel diaphragm construction and hermetically sealed electrical elements deliver superior durability and consistent performance under extreme process conditions.
This model is particularly well-suited for demanding industrial and process applications such as oil and gas, petrochemical, and power generation systems.
Technical Specifications
Parameter | Description |
Manufacturer / Brand | Ashcroft® |
Model / Catalog No. | FP SN7JS07 XNH |
Series | F-Series (F7) |
Type | Explosion-Proof Pressure Switch |
Enclosure Rating | NEMA 7 (Explosion-Proof), NEMA 4X (Weatherproof) |
Switch Element | Hermetically sealed SPDT contacts |
Electrical Rating | 11A at 125/250 VAC; 5A at 30 VDC |
Adjustable Pressure Range | 0 to 60 psi |
Proof Pressure | 1000 psi |
Deadband | 1 to 5 psi (fixed, non-adjustable) |
Sensing Element | 316 Stainless Steel Diaphragm |
Adjustability | Field adjustable (15%–100% of range) |
Mounting | Direct mount, multiple process connection options available |
Ambient Temperature Range | –30°F to +160°F (–34°C to +71°C) |
Enclosure Material | Explosion-proof aluminum housing |
Weight | Approx. 1.6 kg (varies with configuration) |
Approvals | UL Listed, CSA Certified, ATEX/IECEx available (depending on configuration) |
Key Features
Explosion-proof enclosure ensures safe operation in hazardous environments.
Hermetically sealed switch elements for long-term reliability.
316 stainless steel diaphragm for corrosion resistance.
Adjustable setpoints with fixed deadband for consistent performance.
Compatible with multiple process connection types.
Compact, easy-to-install design for retrofit or new installations.
Typical Applications
Process Industries:
Offshore oil and gas platforms
Chemical and petrochemical plants
Pulp and paper mills
Pipelines
Water and wastewater treatment systems
Industrial Applications:
Engines, compressors, and turbines
Specialized OEM machinery
Power generation systems
