Description Specifications Literature Description The Barksdale CDPD2H Housed Diaphragm Differential Pressure Switches are the answer for pressure control applications requiring tamper proof external adjustment and environments which require water-tight NEMA 4 housings. These pressure switches are available in dual control settings for both positive pressure and vacuum models, to 150 psi. The switches may be wired normally open or normally closed through a 3/4"-14 NPT conduit connection to free leads. All models feature calibrated dials for adjusting setpoints in units can be factory set upon request. For applications requiring a highly reliable, accurate switch in a durable package, Barksdale's CDPD2H Housed Diaphragm Differential Pressure Switches are the ideal choice.Features:Pressure and vacuum differential switchHigh accuracy diaphragm switchCalibrated dial for easy setpoint adjustmentFactory preset or field adjustableDiaphragm 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 standard AWN 105/c wire through 3/4" conduit connectionPressure Connection:1/8" NPT femaleAdjustable Range (PRESSURE)Decreasing - psi (bar)Increasing - psi (bar)minmaxminmax.4 (.03)17.68 (1.2).72 (.05)18 (1.2)Adjustable Range (VACUUM)Decreasing - In. HgIncreasing - In. Hgminmaxminmax0.829.01.830SwitchType:SPDT single or dual circuit10 amps @ 125/250 VAC; 3 amps @ 480Rating:VAC (Class A or H limit switchWetted MaterialDiaphragm:17-7 PH stainless steelSeals:Viton®Enclosure:Die-cast aluminum anodizedOther Parts:Nickel painted aluminum300 series stainless steel Literature & Docs Product Specifications Accessories