Description Specifications Literature Description Barksdale's CD1H 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 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 Housed Diaphragm Pressure Switches are the ideal choice. Stripped models are also available. Features:High reliabilityExtremely versatileCalibrated dial for easy setpoint adjustmentIdeal for pressure or vacuumDiaphragm seal option available State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications General SpecificationsAccuracy:± 0.5% of the adjustable rangeElectrical Connection:Free leads approximately 18" long, 16 AWG through 3/4" NPT conduit connectorPressure Connection:1/4" NPT femaleAdjustable RangeDecreasing - psi (bar)Increasing - psi (bar)minmaxminmax5 (.03)76.6 (5.2)3.9 (.3)80 (5.4)SwitchType:Single pole double throw (SPDT) single or dual circuitRating:10 amps @ 125/250 VAC, 3 amps @ 480 VAC (Class A or H limit switch); Consult sales drawing for ratings of optional limit switchesWetted MaterialProcess Fitting:304 stainless steelDiaphragm:17-7 PH stainless steelEnclosure:Anodized aluminum Literature & Docs Product Specifications Accessories