D-Series NEMA 7/9 Differential Pressure Switch
D-Series NEMA 7/9 Differential Pressure Switch
The Ashcroft® D7 NEMA 7/9 differential pressure switch is designed for applications requiring safety, reliability and long-cycle life.
Features & Properties
Use & Application
Downloads
Features & Properties
Use & Application
The D7 Differential Pressure Switch is ideal where accurate and reliable pressure measurement are essential:
Downloads
Data Sheets
Installation + Maintenance
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 EAC Declaration of Conformity 🇬🇧
- 📄 ATEX EU DoC B7 D7 T7 Exd 1391X 08-2022 🇬🇧🇩🇪
- 📄 ATEX EU DoC B7 D7 T7 Exia 2081X 08-2022 🇬🇧
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
- 📄 UKCA UKEX DoC B7 D7 T7 Exd 1391X 08-2022 🇬🇧🇩🇪
- 📄 UKCA UKEX DoC B7 D7 T7 Exia 2081X 08-2022 🇬🇧🇩🇪
Industry Brochures
- 📄 Catalogue Oil & Gas EN 🇬🇧🇩🇪🇫🇷🇮🇹🇹🇷
- 📄 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 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 Dial Seal Rating SW-PI-76 🇬🇧
- 📄 Product Information Page Switch Dual Diaphragm XG7 SW-PI-56 🇬🇧
- 📄 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 D700 INH20 CN 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 25 XBP 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 15 CEN3 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 15 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 25 XJL 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 06 XJM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 06 XJL 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI IP 02 XJM 🇬🇧
The Ashcroft® D7 explosion proof differential pressure switch is designed for applications requiring safety, reliability and long-cycle life. It is ideal for satisfying requirements for differential pressure control, shutdown or alarm operations in hazardous locations.
Key Features
Internal setpoint locking screw
SIL 3 Capable
FM, UL, CE, and CRN approved
Explosion-proof housing provides uncompromising protection
UL, CSA, ATEX and IECEx hazardous approvals
316L Stainless Steel housing available
Adjustable setpoints from 15% ... 100% of range
Wide selection of switch elements
Markets & Applications
HVAC-R
Chemical and Petrochemical
Energy
Boilers
Gas Measurement; Burners
Food and Beverage
Filtration Monitoring
Oil and Gas
Machine Automation
Pulp and Paper
Hydrogen and Technical Gases
Water and Wastewater
Pharmaceuticals
Pumps and Compressors
Ranges
75 ... 375 mbar / 30 ... 150 in. H2O
1 ... 42 bar / 15 ... 600 psi
Pressure Type
Differential pressure
Wetted Parts Material
Viton®
Stainless steel 316L (1.4404)
Buna-N®
Teflon®
Static Pressure
PN100
0.375 ... 70 bar / 5.4 ... 1000 psi
Ingress Protection
IP66 / NEMA 7/9
Case or Body Material
Stainless steel 316L (1.4404)
Epoxy coated aluminium
Electrical Termination
3/4 NPT female
1/2 NPT female
M20x1.5 female
Cable gland Ex d
Setpoint
Single setpoint - Field adjustable
Deadband Fixed
Deadband limited adjustable
Process Connection Location
Lower
Bottom/side
Mounting
Stem
Surface
2" pipe mounting
Process Connection Style
Threaded
Accuracy
1% of span
Switch Style
Microswitch SPDT
Microswitch DPDT
Data Sheets
Installation + Maintenance
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 EAC Declaration of Conformity 🇬🇧
- 📄 ATEX EU DoC B7 D7 T7 Exd 1391X 08-2022 🇬🇧🇩🇪
- 📄 ATEX EU DoC B7 D7 T7 Exia 2081X 08-2022 🇬🇧
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
- 📄 UKCA UKEX DoC B7 D7 T7 Exd 1391X 08-2022 🇬🇧🇩🇪
- 📄 UKCA UKEX DoC B7 D7 T7 Exia 2081X 08-2022 🇬🇧🇩🇪
Industry Brochures
- 📄 Catalogue Oil & Gas EN 🇬🇧🇩🇪🇫🇷🇮🇹🇹🇷
- 📄 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 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 Dial Seal Rating SW-PI-76 🇬🇧
- 📄 Product Information Page Switch Dual Diaphragm XG7 SW-PI-56 🇬🇧
- 📄 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 D700 INH20 CN 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 25 XBP 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 15 CEN3 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 INH20 CN 15 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 25 XTM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 25 XJL 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 06 XJM 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI CN 06 XJL 🇬🇧
- 📄 Drawing Differential Pressure Switch D700 PSI IP 02 XJM 🇬🇧
Download-Center
Lösungen
Tools
FAQ
- Category: Differential Pressure Switches
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