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PD-Series NEMA 7 Differential Pressure Switch
- Overview
- Applications
- Certificates & Approvals
Overview
The Ashcroft® PD differential pressure switch was designed for use with harsh applications where uncompromising protection is required. It combines field-proven technology, stability and long cycling, making it ideal for satisfying pressure control, shutdown or alarm operations.
Key Features:
- Explosion proof housing
- Dual chamber design allows for field calibration to be performed safely even with the power connected
- Wide selection of switch elements and wetted materials
- Multiple process connection available
- Adjustable setpoints from 15%-100% of range
- Fixed or adjustable deadbands
Specifications:
- Accuracy: ±1% full scale
- IP66, NEMA 7/9 aluminum enclosure
- Single or dual setpoints
- Differential pressure ranges: 75 mbar thru 28 bar
Applications
The PD differential pressure switch is ideal where accurate and reliable pressure measurement are essential:
Process Market:
- Refineries
- Chemical and Petrochemical Plants
- Water and Sewage Treatment Facilities
- Steel Mills
Industrial Market:
- Pumps, Compressors and Turbines
- Boilers and Burners
- Reverse Osmosis Systems
Certificates & Approvals
- CSA
- UL
Related Products
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The Ashcroft® D7 NEMA 7/9 differential pressure switch is designed for applications requiring safety, reliability and long-cycle life.
LD-Series NEMA 4 Differential Pressure Switch
The Ashcroft® LD differential pressure switch is used on applications requiring high reliability, safety and accuracy.