B-Series NEMA 7/9 Pressure Switch
B-Series NEMA 7/9 Pressure Switch
The Ashcroft® B7 NEMA 7/9 pressure switch may be used on virtually all industrial and OEM applications.
Features & Properties
Use & Application
Downloads
Features & Properties
Use & Application
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:
Downloads
Data Sheets
Installation + Maintenance
- 📄 Instruction manual B7, D7, T7 ATEX Ex d EN 03-2025 🇬🇧🇩🇪🇫🇷
- 📄 Instruction manual B7, D7, T7 ATEX Ex ia EN 12-2024 🇬🇧🇩🇪🇫🇷
- 📄 Instruction manual – short B4B7D4D7 EN-DE 09-2025 🇬🇧🇩🇪
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 ATEX EU DoC B7 D7 T7 Exd 1391X 03-2025 🇬🇧🇩🇪
- 📄 ATEX EU DoC B7 D7 T7 Exia 2081X 11-2024 🇬🇧🇩🇪
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
- 📄 Certificate NSF 61 Drinking water system components 🇬🇧
- 📄 IEC Ex DoC B7 D7 T7 Ex db Ex tb SIR 14.0077X 002 🇬🇧
- 📄 IEC Ex DoC B7 D7 T7 Ex ia SIR 16.0018X 002 🇬🇧
- 📄 SIL Assessment Report Series A B D T Pressure Switch ASH 16-02-007 R002 V3 R1 🇬🇧
Industry Brochures
- 📄 Catalogue Oil & Gas EN 🇬🇧🇩🇪🇫🇷🇮🇹🇹🇷
- 📄 Instrumentation for Air Conditioning, Heating and Refrigeration Industries 🇬🇧
Product + Technical Information
- 📄 Product Information Page Sanitary Switches SW-PI-55 🇬🇧
- 📄 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 Medium Pressure Gas and Oil Limit SW-PI-28 🇬🇧
- 📄 Product Information Page Switch Info and Guidelines SW-PI-62 🇬🇧
- 📄 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 Switch Belleville Actuator XG3 SW-PI-58 🇬🇧
- 📄 Product Information Page Eight Steps to Selecting a Switch SW-PI-70A 🇬🇧
- 📄 Product Information Page Product for Sour Oilfield NACE MRO0175 and Sour Petroleum Refining Operations NACE MRO0103 ASH-PI-60F 🇬🇧
Drawings + Models
- 📄 Drawing Pressure Switch B700 INH2O CN 06 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 07 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJM XTM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJL XTM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 25 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 CEN3 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 13 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 07 XCEN3 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 07 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 B,T,V 1000-3000 PSI CN 07 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 XJM XCH 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 02 XJL 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI IP 07 XJL 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI IP 06 XJL 🇬🇧
The Ashcroft® B7 explosion proof 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
Adjustable setpoints from 15% ... 100% of range
Internal setpoint locking screw
UL, CSA, ATEX and IECEx hazardous approvals
316L Stainless Steel housing available
Wide selection of switch elements
CE, CRN and 3A approved
Explosion-proof housing provides uncompromising protection
SIL 3 Capable
Markets & Applications
Pulp and Paper
Water and Wastewater
HVAC-R
Chemical and Petrochemical
Energy
Boilers
Gas Measurement; Burners
Food and Beverage
Oil and Gas
Machine Automation
Hydrogen and Technical Gases
Pumps and Compressors
Electrical Termination
3/4 NPT female
1/2 NPT female
M20x1.5 female
Cable gland Ex d
Mounting
Stem
Surface
2" pipe mounting
Ranges
25 ... 375 mbar / 10 ... 150 in. H2O
1 ... 210 bar / 15 ... 3000 psi
Vacuum
Compound
Wetted Parts Material
Buna-N®
Teflon®
Viton®
Stainless steel 316L (1.4404)
Monel
Ingress Protection
IP66 / NEMA 7/9
Case or Body Material
Epoxy coated aluminium
Stainless steel 316L (1.4404)
Process Connection Location
Lower
Switch Style
Microswitch DPDT
Microswitch SPDT
Process Connection Style
Threaded
Accuracy
1% of span
Pressure Type
Gauge pressure
Setpoint
Deadband Fixed
Deadband limited adjustable
Single setpoint - Field adjustable
Data Sheets
Installation + Maintenance
- 📄 Instruction manual B7, D7, T7 ATEX Ex d EN 03-2025 🇬🇧🇩🇪🇫🇷
- 📄 Instruction manual B7, D7, T7 ATEX Ex ia EN 12-2024 🇬🇧🇩🇪🇫🇷
- 📄 Instruction manual - short B4B7D4D7 EN-DE 09-2025 🇬🇧🇩🇪
Declaration of Conformity
- 📄 B, D and T Switch Safety Manual 🇬🇧
- 📄 SIL certificate B, D & T switch 🇬🇧
- 📄 ATEX EU DoC B7 D7 T7 Exd 1391X 03-2025 🇬🇧🇩🇪
- 📄 ATEX EU DoC B7 D7 T7 Exia 2081X 11-2024 🇬🇧🇩🇪
- 📄 EU DoC Switch Series B-D-T-L-G-P-F 09-2022 🇬🇧🇩🇪
- 📄 Certificate NSF 61 Drinking water system components 🇬🇧
- 📄 IEC Ex DoC B7 D7 T7 Ex db Ex tb SIR 14.0077X 002 🇬🇧
- 📄 IEC Ex DoC B7 D7 T7 Ex ia SIR 16.0018X 002 🇬🇧
- 📄 SIL Assessment Report Series A B D T Pressure Switch ASH 16-02-007 R002 V3 R1 🇬🇧
Industry Brochures
- 📄 Catalogue Oil & Gas EN 🇬🇧🇩🇪🇫🇷🇮🇹🇹🇷
- 📄 Instrumentation for Air Conditioning, Heating and Refrigeration Industries 🇬🇧
Product + Technical Information
- 📄 Product Information Page Sanitary Switches SW-PI-55 🇬🇧
- 📄 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 Medium Pressure Gas and Oil Limit SW-PI-28 🇬🇧
- 📄 Product Information Page Switch Info and Guidelines SW-PI-62 🇬🇧
- 📄 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 Switch Belleville Actuator XG3 SW-PI-58 🇬🇧
- 📄 Product Information Page Eight Steps to Selecting a Switch SW-PI-70A 🇬🇧
- 📄 Product Information Page Product for Sour Oilfield NACE MRO0175 and Sour Petroleum Refining Operations NACE MRO0103 ASH-PI-60F 🇬🇧
Drawings + Models
- 📄 Drawing Pressure Switch B700 INH2O CN 06 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 07 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJM XTM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CEN6 06 XJL XTM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 25 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 CEN3 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 15 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 13 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 07 XCEN3 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 07 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 B,T,V 1000-3000 PSI CN 07 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 XJM XCH 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 XJM 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 06 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI CN 02 XJL 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI IP 07 XJL 🇬🇧
- 📄 Drawing Pressure Switch B700 PSI IP 06 XJL 🇬🇧
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- Category: Pressure Switches
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