Barksdale CD1H, CD2H Series House Diaphragm Switch

Barksdale

Product Code: CD1H, CD2H Series
Brand: Barksdale



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Description for Barksdale CD1H, CD2H Series House Diaphragm Switch

Barksdale's CD1H and CD2H Housed Diaphragm Pressure Switches provide an ideal solution for pressure control applications requiring tamper proof external adjustment and environments which require water-tight NEMA 4 housings. These pressure switches are available in single or dual control settings for both positive pressure and vacuum models, to 150 psi. These snap-action switches may be wired normally open or normally closed through a 3/4"-14 NPT conduit connector to free leads to 18". All models feature self-locking set screw adjustment and dials which are calibrated for increasing setting. For applications requiring a highly accurate switch in a durable package, Barksdale's CD1H and CD2H Housed Diaphragm Pressure Switches are the ideal choice. Stripped models are also available.General Specifications*Accuracy:+/- 0.5% of the adjustable rangeSwitch:Type:Rating:Single pole double throw (SPDT) single or dual circuit10 amps @ 125/250 VAC, 3 amps @ 480 VAC (Class A or H limit switch); Consult sales drawing for ratings of optional limit switches.Wetted Parts:Process Fitting:Diaphragm:Enclosure:304 stainless steel17-7 PH stainless steelAnodized aluminumElectrical Connection:Free leads approximately 18" long, 16 AWG through 3/4" NPT conduit connector.Enclosure Ratings:NEMA 4Pressure Connection:1/4" NPT femaleApprovals:UL:All models are Underwriters’ Laboratorieslisted in the Electrical Construction Materials Directory under Industrial Control Equipment, float and pressure-operated; File E42816, and Canadian Standards Association listed under Guide 380-W-1.16, Class 3231, File 22355.Temperature Range:Operating:Storage:-40° to +165°F (-40° to +74°C)-65° to +200°F (-54° to +93°C)Adjustment Instructions:Pressure:Vacuum:Turn self-locking adjustment screw counterclockwise to increase pressure settingTurn self-locking adjustment screwclockwise to increase vacuum settingOptions:-Cleaned for Oxygen Service-1/2" NPT Pressure Port-NEMA 4X enclosureShipping Weight:Approximate 1.75 lbs.* See product confi gurator for additional options.Wiring CodeLeadCircuit #1Circuit #2PressureVacuumPressureVacuumNormally ClosedBlueRedOrangeYellowCommonPurplePurpleBrownBrownNormally OpenRedBlueYellowOrange

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