D-Series NEMA 4X Differential Pressure Switch
D-Series NEMA 4X Differential Pressure Switch
The Ashcroft® D4 Differential Pressure switch is designed for use on most applications requiring reliability and long-cycle life.
Features & Properties
Use & Application
Downloads
Features & Properties
Use & Application
The D4 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
- Boilers and Burners
- 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
Downloads
Data Sheets
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 EAC Declaration of Conformity 🇬🇧
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
Industry Brochures
- 📄 Instrumentation for Water Treatment and Waste Water Industries 🇬🇧
- 📄 Instrumentation for Air Conditioning, Heating and Refrigeration Industries 🇬🇧
Product + Technical Information
- 📄 Product Information Page Product Information page Switch for Level Control SW-PI-50 🇬🇧
- 📄 Product Information Page Switch Static Working Pressure SW-PI-51 🇬🇧
- 📄 Product Information Page Sealed Conduit Connection SW-PI-54 🇬🇧
- 📄 Product Information Page Switch Oxygen Cleaning SW-PI-06B 🇬🇧
- 📄 Product Information Page Switch Info and Guidelines SW-PI-62 🇬🇧
- 📄 Product Information Page High Static Operation Differential SW-PI-57 🇬🇧
- 📄 Product Information Page Switch Diaphragm Seal Combo SW-PI-30E 🇬🇧
- 📄 Product Information Page Eight Steps to Selecting a Switch SW-PI-70A 🇬🇧
Drawings + Models
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 XJM XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 15 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 06 XJM XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 06 🇬🇧
The Ashcroft® D4 differential pressure switch is designed for use on most applications requiring reliability and long-cycle life where monitoring of differential pressure is required. Ideal for satisfying requirements for differential pressure control, shutdown or alarm operations.
Key Features
Adjustable setpoints from 15% ... 100% of range
Wide selection of switch elements
FM, UL, CE, and CRN approved
Internal setpoint locking screw
SIL 3 Capable
Markets & Applications
Pumps and Compressors
HVAC-R
Chemical and Petrochemical
Energy
Boilers
Gas Measurement; Burners
Pulp and Paper
Food and Beverage
Filtration Monitoring
Water and Wastewater
Oil and Gas
Machine Automation
Hydrogen and Technical Gases
Pharmaceuticals
Accuracy
1% of span
Switch Style
Microswitch SPDT
Microswitch DPDT
Pressure Type
Differential pressure
Ranges
75 ... 375 mbar / 30 ... 150 in. H2O
1 ... 42 bar / 15 ... 600 psi
Wetted Parts Material
Buna-N®
Teflon®
Viton®
Stainless steel 316L (1.4404)
Static Pressure
PN100
0.375 ... 70 bar / 5.4 ... 1000 psi
Ingress Protection
IP66 / NEMA 4X
Electrical Termination
3/4 NPT female
1/2 NPT female
M20x1.5 female
Plastic cable gland
Hirschmann EN 175301-803 Form A
Case or Body Material
Epoxy coated aluminium
Setpoint
Single setpoint - Field adjustable
Deadband Fixed
Deadband limited adjustable
Process Connection Location
Bottom/side
In-line
Mounting
Stem
Surface
2" pipe mounting
Process Connection Style
Threaded
Data Sheets
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 EAC Declaration of Conformity 🇬🇧
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
Industry Brochures
- 📄 Instrumentation for Water Treatment and Waste Water Industries 🇬🇧
- 📄 Instrumentation for Air Conditioning, Heating and Refrigeration Industries 🇬🇧
Product + Technical Information
- 📄 Product Information Page Product Information page Switch for Level Control SW-PI-50 🇬🇧
- 📄 Product Information Page Switch Static Working Pressure SW-PI-51 🇬🇧
- 📄 Product Information Page Sealed Conduit Connection SW-PI-54 🇬🇧
- 📄 Product Information Page Switch Oxygen Cleaning SW-PI-06B 🇬🇧
- 📄 Product Information Page Switch Info and Guidelines SW-PI-62 🇬🇧
- 📄 Product Information Page High Static Operation Differential SW-PI-57 🇬🇧
- 📄 Product Information Page Switch Diaphragm Seal Combo SW-PI-30E 🇬🇧
- 📄 Product Information Page Eight Steps to Selecting a Switch SW-PI-70A 🇬🇧
Drawings + Models
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 XJM XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 25 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 15 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 06 XJM XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D400 PSI IP 06 🇬🇧
Download-Center
Lösungen
Tools
FAQ
- Category: Differential Pressure Switches
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