Description Specifications Literature 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 proofExplosion-proof housing for hazardous locationHermetically sealedTamper-proof setpoint adjustmentDual set point capabilityUL, CSA, ATEX approvedNEMA 4, 7, 9Applications:Power plantsWater pumpsBlow out preventers (BOP)Pneumatic devicesGeneral industrial applicationsOil and gasFactory 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" NPTAdjustable Range (PRESSURE)Decreasing - psi (bar)Increasing - psi (bar)minmaxminmax50 (3.3)1173 (78)77 (5.1)1200 (80)SwitchType:Single pole double throw (SPDT) snap action; Single setpointRating:10 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