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Instantly add the D1X & D2X Series Explosion-Proof Diaphragm Switch and 50,000+ more product series to your store or catalog  
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Barksdale Explosion Proof Diaphragm Switch, D1X and D2X Series

D1X & D2X Series Explosion-Proof Diaphragm Switch

Brand: Barksdale
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Barksdale's D1X and D2X Explosion Proof Diaphragm Pressure Switches offer high accuracy and reliability, providing an ideal solution for your hazardous locations pressure control requirements.

With vacuum and positive pressure ranges to 150 psi, NEMA 4,7,& 9 enclosures, a covered terminal strip and tamper-proof external adjustment.

These switches are available in single setting or dual control. An internal set screw allows for easy internal adjustment of setpoints.

For applications requiring a highly accurate switch in a durable package, Barksdale's Explosion Proof Diaphragm Pressure Switches are the ideal choice.
Features
  • Hermetically sealed
  • Explosion proof housing for hazardous location
  • Tamper proof setpoint adjustment
  • Ideal for pressure or vacuum
  • UL, CSA, ATEX approved
  • NEMA 4, 7, 9 & IP66

1 - 12 of 576 Part Numbers
D1X-A150SS
D1X-A150SS
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - Without Approvals
D1X-A150SS-EX
D1X-A150SS-EX
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - ATEX Certified
D1X-A150SS-P2
D1X-A150SS-P2
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - Without Approvals
D1X-A150SS-P2-EX
D1X-A150SS-P2-EX
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - ATEX Certified
D1X-A150SS-P2-UL
D1X-A150SS-P2-UL
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - UL & CSA Approval
D1X-A150SS-UL
D1X-A150SS-UL
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 150SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - UL & CSA Approval
D1X-A18SS
D1X-A18SS
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - Without Approvals
D1X-A18SS-EX
D1X-A18SS-EX
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - ATEX Certified
D1X-A18SS-P2
D1X-A18SS-P2
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - Without Approvals
D1X-A18SS-P2-EX
D1X-A18SS-P2-EX
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - ATEX Certified
D1X-A18SS-P2-UL
D1X-A18SS-P2-UL
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Pressure Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/2" Female NPT Pressure Connection
  • Approvals - UL & CSA Approval
D1X-A18SS-UL
D1X-A18SS-UL
  • Switch Option - Standard
  • Base Model - Single Set Point Housed Version
  • Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
  • Adjustable Ranges - Vacuum Adjustable Range
  • Model - 18SS
  • Pressure Connection - 1/4" Female NPT Pressure Connection
  • Approvals - UL & CSA Approval
1 - 12 of 576 Part Numbers

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Specifications

Brand

Accuracy

  • ± 0.5 % of the Adjustable Range

Adjustment Type

  • Screw

Approvals & Certifications

  • ATEX - Ex II 2 GD, Ex d IIC T6, Ex TD A21 IP66 T 80° C (176° F),-40° C (-40° F) ≤ Tamb≤ 75° C (167° F)
  • CE 0081
  • CSA - Class I, Groups B, C, D, Class II, Groups E, F, G
  • UL - Class I, Groups B, C, D, Class II, Groups E, F, G

Conduit Connection

  • 1/2” NPT Female
  • 3/4” NPT Female

Deadband, Approximate

  • bar: 0 to 0.4
  • kPa: 0.48 to 41.37
  • psi: 0.07 to 6

Deadband, Approximate - Vacuum

  • Inches Hg: 0.14 to 0.8

Diaphragm Material

  • 17-7 pH Stainless Steel

Electrical Connectors

  • Screw Terminals on Covered Terminal Strip

Electrical Contacts

  • Normally Closed
  • Normally Open

Electrical Rating

  • 0.25 A at 250 Vdc
  • 0.5 A at 125 Vdc
  • 1 A at 125 Vac
  • 1 A at 24 Vdc
  • 10 A at 125/250 Vac
  • 3 A at 480 Vac
  • 4 A at 125/250 Vac
  • 5 A at 125/250 Vac

Enclosure, Body Material

  • Die Cast Aluminum, Anodized & Painted

Environmental Protection

  • IP66
  • NEMA 4
  • NEMA 7
  • NEMA 9

NPT Connection

  • 1/2” NPT Female
  • 1/4” NPT Female

Operating Temperature

  • -40° to 74° C (-40° to 165° F)

Process Connection Material

  • 303 Stainless Steel

Proof Pressure

  • psi: 10 to 300 (kPa: 69 to 2,068, bar: 0.7 to 20.7)

Proof Pressure - Vacuum

  • Inches Hg: 6 to 30

Set Point - Decreasing

  • bar: 0 to 9.9 - Pressure Adjustable Range
  • Inches Hg: 0.06 to 29.2 - Vacuum Adjustable Range
  • kPa: 0.20 to 992.8 - Pressure Adjustable Range
  • psi: 0.03 to 144 - Pressure Adjustable Range

Set Point - Increasing

  • bar: 0.01 to 10.2 - Pressure Adjustable Range
  • Inches Hg: 0.34 to 30 - Vacuum Adjustable Range
  • kPa: 1.24 to 1,034 - Pressure Adjustable Range
  • psi: 0.18 to 150 - Pressure Adjustable Range

Storage Temperature

  • -54° to 93° C (-65° to 200° F)

Switch Type

  • Hermetically Sealed
  • Single Pole Double Throw (SPDT) Snap-Action, Single Circuit

System Pressure

  • bar: 0 to 20.68
  • kPa: 0 to 2,068
  • psi: 0 to 300

  • Food & Beverage
  • Hydraulic Power Units
  • Mining
  • Oil & Gas Applications
  • Pump & Compressor Monitoring
  • Utility & Power Generation

Documentation

Data Sheets

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