Accuracy1%fullscaleOutputSquarewavepulse,optoisolated,500Hz@20ft/secBi-DirectionalDirectionoutput,optoisolatedEmptyPipeDetectionFlowdefaultstozeroFlowRange0.2to20ft/sec(.06to6.09m/sec)MaximumPipePressure200psi(13.8bar)MaximumTemperaturePVC:130 F(55 C)StainlessSteel:200 F(93 C)MinimumConductivity20microsiemens/cmPower12to24VDC,250mAminimumMaterialsMechanical:316SS/PVCElectrodes:HastelloyElectrodeplate:PVDFHousingcast:Powder-coatedaluminumO-rings:EPDMDimensions4 square;6to7 totallength(10.2cmsquare;15.2to17.8cmtotallength)Weight~2lbs(907g)