Product Specifications ApplicationN/S Maximum Safe Operating Pressure (psi)N/S Maximum Safe Operating Pressure (kPa)N/S Used WithN/S MountingN/S Approvals, Underwriters Laboratories Inc.N/S Approvals, Canadian Standards AssociationN/S Approvals, Factory MutualN/S Connection Size (in.)N/S Differential Pressure Range (psi)N/S Differential Pressure Range (kPa)N/S Approvals, NEMA StandardN/S Number of PipesN/S Changeover Pressure (psi)N/S Changeover Pressure (kPa)N/S Mainline Pressure Range (psi)N/S CapacityN/S Control Range (fpm)N/S Control Range (m/s)N/S Number of Sensor InputsN/S Remote Control Point AdjustmentN/S Approximate Throttling Range, Midscale (psi)N/S Approximate Throttling Range, Midscale (kPa)N/S