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Series B1X & B2X Explosion-Proof Bourdon Tube
Brand: BarksdaleBarksdale's B1X and B2X Explosion Proof Bourdon Tube Pressure Switches offer instrument class accuracy, making them an ideal solution to your hazardous location pressure control needs when accuracy is critical.
Built-in over-travel stops allow for higher proof pressures than most other pressure switch technologies. Setpoints are easily adjusted via an internal adjustment screw.
Available in single and dual circuit configurations, Bourdon Tube Pressure Switches are adaptable for use in a wide range of industrial applications.
A variety of limit switches is available to allow for a multitude of electrical switching conditions.
Features- High accuracy, high proof
- Explosion-proof housing for hazardous location
- Hermetically sealed
- Tamper-proof setpoint adjustment
- Dual set point capability
- UL, CSA, ATEX approved
- NEMA 4, 7, 9 & IP66
1 - 12 of 840 Part Numbers
B1X-A12SS
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - No Additional Approvals
B1X-A12SS-EX
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - ATEX Certified, EX in Place of UL for ATEX Only
B1X-A12SS-P2
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - No Additional Approvals
B1X-A12SS-P2-EX
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - ATEX Certified, EX in Place of UL for ATEX Only
B1X-A12SS-P2-UL
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - UL & CSA Approval
B1X-A12SS-UL
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 12
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - UL & CSA Approval
B1X-A20SS
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - No Additional Approvals
B1X-A20SS-EX
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - ATEX Certified, EX in Place of UL for ATEX Only
B1X-A20SS-P2
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - No Additional Approvals
B1X-A20SS-P2-EX
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - ATEX Certified, EX in Place of UL for ATEX Only
B1X-A20SS-P2-UL
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/2" Female NPT
- Approvals - UL & CSA Approval
B1X-A20SS-UL
- Switch Option - Standard SPDT Snap Action Switch
- Series - Single Set Point
- Limit Switch - 10 A, 125/250 Vac, 3 A, 480 Vac
- Pressure Range - 20
- Bourdon Tube Material - Stainless Steel Bourdon Tube
- Process Connection - 1/4" NPT
- Approvals - UL & CSA Approval
1 - 12 of 840 Part Numbers
Specifications
Brand
Accuracy
- ± 1 % for 32-110° F, ± 2 % for > 110° F, -2/+3° F for 110° F, -2/+3° F for < 32° F
Adjustment Type
- Microswitch Adjustment Wheel
- Screw
Applications
- Blow Out Preventer
- General Industrial Applications
- Oil & Gas Applications
- Pneumatic Devices
- Power Plants
- Water Pumps
Approvals & Certifications
- ATEX - ExII 2 G D, Ex d IIC T6 Gb, Ex Tb IIIC T80° C Db IP66 -40° C (-40° F)≤ Tamb≤ +75° C (167° F)
- CE 0081
- CSA File No. #LR22354, Hazardous Locations, Class I Division I, Groups B, C, D & Class II Groups E, F, G
- UL File No. #E37043, Hazardous Locations, Class I Division I, Groups B, C, D & Class II Groups E, F, G
Conduit Connection
- 1/2” NPT Female - B1X Model
- 3/4” NPT Female - B2X Model
Deadband, Approximate
- psi: 11 to 550 (kPa: 75.84 to 3,792, bar: 0.7 to 37)
Electrical Connectors
- Internal Terminal Strip Via Conduit Connection
Electrical Contacts
- Gold
- 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
- 10 A at 125/250 Vac
- 10 A at 125/250/480 Vac
- 15 A at 125/250/480 Vac
- 3 A at 480 Vac
- 4 A at 125/250 Vac
- 5 A at 125/250 Vac
Enclosure, Body Material
- Die Cast Aluminum
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
- 316 Stainless Steel
Proof Pressure
- psi: 1,800 to 18,000 (kPa: 12,410 to 124,100, bar: 120 to 1,200)
Sensor, Probe Material
- Bourdon Tube: 316 Series Stainless Steel
Set Point - Decreasing
- bar: 3.3 to 443
- kPa: 344.7 to 45,850
- psi: 50 to 6,650
Set Point - Increasing
- bar: 5.1 to 480
- kPa: 530.9 to 49,640
- psi: 77 to 7,200
Switch Type
- SPDT, Snap-Action
System Pressure
- bar: 0 to 1241
- kPa: 0 to 124,105
- psi: 0 to 18,000
Tube Connection
- 1/4” O.D. Tube
- Blow Out Preventer
- General Industrial Applications
- Oil & Gas Applications
- Pneumatic Devices
- Power Plants
- Water Pumps