Description Specifications Description Barksdale'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. For applications requiring a highly accurate switch in a highly durable package, Barksdale Bourdon Tube Pressure Switches are the ideal solution.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 Applications: Power plants Water pumps Blow out preventers (BOP) Pneumatic devices General industrial applications Oil and gas Factory preset setpoint options are available. Contact FLW for further information. State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications General SpecificationsAccuracy:± 1% of the adjustable rangeElectrical Connection:Internal terminal strip via conduit connection 1/2" NPT Pressure Connection:1/4" tubeAdjustable Range (PRESSURE)Decreasing - psi (bar)Increasing - psi (bar)minmaxminmax325 (22.4)4715 (321)325 (22)4800 (327)SwitchType:Single pole double throw (SPDT) snap action; Single setpointRating:15 amps @ 125/250/480 VAC; 0.05 amps @ 125 VDC; 0.03 amps @ 250 VDCWetted PartsProcess Fitting & Bourdon Tube:316 stainless steelEnclosure:Die-cast aluminumOptionsUL & CSA approval Literature & Docs Accessories