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D1T & D2T Series Terminal Block Diaphragm Switch
Brand: BarksdaleBarksdale's D1T & D2T Terminal Block Diaphragm Pressure Switches offer superior accuracy in a robust package, making them the ideal solution to your industrial pressure control needs.
These switches are ideal for applications requiring water-tight, NEMA 4 housings a covered terminal strip and tamper-proof external adjustment(factory set models are also available).
With pressure ranges up to 150 psi, these housed diaphragm pressure switches are suitable for use in either positive pressure or vacuum applications.
Single- and dual-circuit models are available. Housed models feature a durable, anodized aluminum enclosure.
For applications requiring a highly accurate switch in a durable package, Barksdale's D1T & D2T Terminal Block Diaphragm Pressure Switches are the ideal choice.
Features- High reliability
- High accuracy
- NEMA 4
- Ideal for pressure and vacuum applications
- Single and dual switching capability
- Tamper-proof external adjustment
1 - 12 of 4,464 Part Numbers
D1T-A150SS
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - Without Approvals
- Cleaning - With Cleaning
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-CS
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - CSA Approved
- Cleaning - With Cleaning
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-CS-FX
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - CSA Approved
- Cleaning - With Cleaning
- Enclosure - NEMA 4X
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-CS-Z1
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - CSA Approved
- Cleaning - Oxygen Cleaned
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-CS-Z1-FX
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - CSA Approved
- Cleaning - Oxygen Cleaned
- Enclosure - NEMA 4X
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-FX
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - Without Approvals
- Cleaning - With Cleaning
- Enclosure - NEMA 4X
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-FX-TC
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/4” Female NPT
- Approvals - Without Approvals
- Cleaning - With Cleaning
- Enclosure - NEMA 4X
- Stabilization - Temperature Stabilization & Precycle (Non-Agency)
- Terminal Block - No Terminal Block
D1T-A150SS-P2
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/2” Female NPT
- Approvals - Without Approvals
- Cleaning - With Cleaning
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-P2-CS
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/2” Female NPT
- Approvals - CSA Approved
- Cleaning - With Cleaning
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-P2-CS-FX
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/2” Female NPT
- Approvals - CSA Approved
- Cleaning - With Cleaning
- Enclosure - NEMA 4X
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-P2-CS-Z1
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/2” Female NPT
- Approvals - CSA Approved
- Cleaning - Oxygen Cleaned
- Enclosure - NEMA 4
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
D1T-A150SS-P2-CS-Z1-FX
- Switch Option - Standard
- Base Model - Single Set Point Housed with Terminal Block
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Adjustable Ranges - Pressure Adjustable Range
- Model - 150SS
- Pressure Connection - 1/2” Female NPT
- Approvals - CSA Approved
- Cleaning - Oxygen Cleaned
- Enclosure - NEMA 4X
- Stabilization - Without Temperature Stabilization & Precycle
- Terminal Block - No Terminal Block
1 - 12 of 4,464 Part Numbers
Specifications
Brand
Accuracy
- ± 0.5 % of Adjustable Range
Adjustment Type
- Pressure & Vacuum: Screw (Counter Clockwise & Clockwise)
Applications
- Lubrication Equipment
- Machine Tools
- Marine & Shipbuilding
- Medical
- Mining
- Oil & Gas Applications
- Pneumatics
- Pump & Compressor Monitoring
- Water Equipment
Approvals & Certifications
- CSA
- PED 97/23/EC
- UL
Conduit Connection
- 1/2” NPT Female
Deadband, Approximate
- psi: 0 to 5.8 (kPa: 0 to 40, bar: 0 to 0.4)
Deadband, Approximate - Vacuum
- Inches Hg: 0.14 to 0.8
Diaphragm Material
- 17-7 pH Stainless Steel
Electrical Connectors
- Terminal Block
Electrical Contacts
- Normally Closed
- Normally Open
Electrical Rating
- 0.03 A at 250 Vdc
- 0.05 A at 125 Vdc
- 0.05 A at 250 Vdc
- 0.1 A at 125 Vdc
- 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
- 10 A at 125/250/480 Vac
- 2 A at 600 Vac
- 3 A at 480 Vac
- 4 A at 125/250 Vac
- 5 A at 125/250 Vac
Enclosure, Body Material
- Anodized Aluminum
Environmental Protection
- IP66
- NEMA 4
- NEMA 4X
NPT Connection
- 1/4” NPT Female
Operating Temperature
- -40° to 74° C (-40° to 165° F)
- Hermetic Div. 2 Models: -20° to 60° C (-4° to 140° F)
Process Connection Material
- 304 Stainless Steel
Proof Pressure
- psi: 3 to 300 (kPa: 20.7 to 2,068, bar: 0.2 to 20.4)
Proof Pressure - Vacuum
- Inches Hg: 6 to 30
Set Point - Decreasing
- bar: 0 to 9.9
- Inches Hg: 0.06 to 29.2 - Vacuum Pressure Range
- kPa: 0.06 to 992.8
- psi: 0.01 to 144
Set Point - Increasing
- bar: 0 to 10.3
- Inches Hg: 0.34 to 30 - Vacuum Pressure Range
- kPa: 0.41 to 1,034
- psi: 0.06 to 150
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
- Lubrication Equipment
- Machine Tools
- Marine & Shipbuilding
- Medical
- Mining
- Oil & Gas Applications
- Pneumatics
- Pump & Compressor Monitoring
- Water Equipment