Sensor Datasheet22WDP-51..www.belimo.com22WDP-51.. • en-us • 2017-06-14 • Subject to change1 / 2Differential Pressure Sensor (Water)Active sensor (0 to 10 V) for measuring the differential pressure in liquid or dry media. Various pressure ranges, rugged NEMA 4 / IP65 and compact stainless steel housing. Optional stainless steel or brass pipe connection adapters also available.Type OverviewTypeMeasuring Range PressureOutput Signal Active Pressure22WDP-5110 to 15 psiDC 0...10 V22WDP-5120 to 30 psiDC 0...10 V22WDP-5140 to 50 psiDC 0...10 V22WDP-5150 to 100 psiDC 0...10 VTechnical DataElectrical DataPower Supply DC15...24 V, ±10%, 0.37 WPower Supply AC24 V, ±10%, 0.9 VAElectrical Connectionplug for wire 15 GA [0.5 to 1.5 mm²]Cable Entryangle plug according to DIN 43650, construction AFunctional DataOutput Signal Active Notevoltage output: min. 2 kΩ loadMechanical Connectionpressure connector: 1/4" NPTMountinginstallation position unrestrictedMediawaterMeasuring DataMeasured Valuesdifferential pressureMeasuring Mediaair and non-aggressive gasesAccuracy Pressure<±1% of measuring range @ 23°F to 167 °F [-5°C to 75°C]Overpressure Limit85 psi, Single-sidedMaximum System Pressure300 psiMaterialsBody SealEPDMHousingbase: stainless steel 1.4305cover: aluminum pressure die castingMaterial Contacting the Mediumstainless steel 1.4301, ceramicSafety DataAmbient Temperature15°F to 120°F [-10°C to 50°C]Medium Temperature15°F to 175°F [-10°C to 80°C]Protection Class IEC/ENIII protective extra-low voltage (pelv)Protection Class ULUL Class 2 SupplyEU ConformityCE MarkingDegree of Protection IEC/ENIP65Degree of Protection NEMA/ ULNEMA 4Quality StandardISO 9001Weight0.55 lbsSensor Datasheet22WDP-51..www.belimo.com22WDP-51.. • en-us • 2017-06-14 • Subject to change2 / 2AccessoriesOptional AccessoriesDescriptionTypepipe connector brass, 2 pcs., Pipe 0.24" [6 mm] to 1/4" NPT (external thread)A-22WP-A03pipe connector stainless steel, 2 pcs., Pipe 0.24" [6 mm] to 1/4" NPT (external thread)A-22WP-A05pipe connector brass, 2 pcs., Pipe 0.3" [8 mm] to 1/4" NPT (external thread)A-22WP-A07pipe connector stainless steel, 2 pcs., Pipe 0.3" [8 mm] to 1/4" NPT (external thread)A-22WP-A09Wiring DiagramDimensionsNext >