1. Ashcroft A Series Watertight Pressure Switch
The Ashcroft® APA and APS watertight miniature pressure switches are designed for pressure control in harsh applications. Its design allows easy integration into custom equipment or systems. This model is ideal for pressure alarm, shutdown or control where size or compatibility is a consideration.
Key Features:
- 316SS enclosure provides uncompromising protection
- Wide operating temperature (-40°C to 100°C)
- Factory set or field adjustable setpoint
- Expanded selection of pressure and electrical connections
Specifications:
- Accuracy: ±2.00% full scale
- NEMA 6 (IP67); 316 stainless steel
- SPDT or DPDT switching models
- Pressure ranges: vacuum to 15,000 psi
The APA and APS watertight miniature pressure switch is ideal where accurate and reliable pressure measurement are essential:
Process Market:
- Offshore Oil Rigs
- Chemical and Petrochemical Plants
- Water and Wastewater Pressure Control
- Pulp and Paper
Industrial Market:
- Heavy Vehicle Hydraulic Braking
- Specialized OEM Equipment
Medical and Life Sciences Market:
- Autoclaves and Sterilizers
2. Ashcroft B Series NEMA 4X Pressure Switch
The Ashcroft® B4 pressure switch is designed for use in virtually all industrial and OEM applications. Providing reliability and long-cycle life, it is ideal for satisfying requirements for pressure control, shutdown or alarm operations. Special designs are available to meet NACE and Fire-safe applications.
Key Features:
- Adjustable setpoints from 15%-100% of range
- Fixed or limited adjustable deadband
- Wide selection of switch elements and wetted materials
- Internal set point locking screw
Specifications:
- Accuracy: ±1.00% full scale
- NEMA 4X (IP66) epoxy coated aluminum enclosure
- Single setpoint
- SPDT or DPDT switching option
- Pressure ranges: vacuum to 3,000 psi
The B4 pressure switch may be used on a host of applications 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
- 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
3. Ashcroft B Series NEMA 7 and 9 Pressure Switch
The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all industrial and 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 and wetted materials
- External locking screw (ATEX / IECEx approval only)
Specifications:
- Accuracy: ±1.00% full scale
- NEMA 7/9 (IP66) enclosure
Epoxy-coated aluminum (standard)
316 Stainless steel (option XYW) - Single setpoint
- SPDT or DPDT switching option
- Pressure ranges: vacuum to 3,000 psi
The B-Series NEMA 7/9 pressure switch is designed for use in a host of applications 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
- 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
4. Ashcroft GP Series NEMA 4 Pressure Switch
The Ashcroft® GP pressure switch is designed for use on tough applications requiring a 316L SS enclosure. The simple design allows for easy field installation and calibration, while proven technology ensures a highly reliable, safe and accurate switch. Ideal for pressure control, safety shutdown or alarm operations.
Key Features:
- Wide selection of switch elements and wetted materials
- Choice of process connections
- Fixed or adjustable deadbands; adjustable setpoints from 15%-100% of range
Specifications:
- Accuracy: ±1.00% full scale
- NEMA 4X (IP65) 316L stainless steel enclosure
- Single or dual set points
- Pressure ranges: vacuum to 3,000 psi
The GP pressure switch is ideal where accurate and reliable pressure measurement are essential:
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
5. Ashcroft F Series NEMA 7 Pressure Switch
The Ashcroft® F7 pressure switch was designed for use in harsh or hazardous applications where shutdown, control or alarms are required. Its slim profile allows for easy installation and retrofits with many similar models. Ideal choice for satisfying hazardous and corrosive environments.
Key Features:
- Explosion-proof enclosure with hermetically sealed switch elements provide added safety and reliability
- Wide selection of switch elements wetted materials
- Multiple process connections available
- Adjustable setpoints from 15%-100% of range
Specifications:
- Accuracy: ±1.00% full scale
- NEMA 3,4, 7 & 9 (IP66) anodized aluminum enclosure
- Single setpoint
- Pressure ranges: vacuum to 4,000 psi
- Fixed deadband
- 1/2″ NPT male conduit connection
- SPDT or DPDT switching option
The F7 pressure switch is ideal where rugged and reliable process control are essential:
Process Market:
- Offshore Oil Rigs
- Chemical and Petrochemical Plants
- Pulp and Paper Mills
- Pipelines
- Water and Wastewater Treatment Facilities
- Corrosive and Hazardous Locations
Industrial Market:
- Engines, Compressors and Turbines
- Specialized OEM Equipment F3