Description Specifications Literature Description The PR-7LF Series pressure reducing regulator is designed to furnish precise low outlet pressure control to analytical instrumentation. With the combination of the large diaphragm sensing area of the PR-7 Series regulator and the low flow seat assembly of the PR-1 Series pressure regulator, pressure control down to 10 inches of water is easily obtainable.The PR-7LF Series of regulators are available in a choice of Stainless Steel or Brass construction; special alloys are available on special request. Features and Specifications Sensitive pressure control Low pressure adjustability Stainless Steel or Brass construction (optional MONEL® or HASTELLOY® C construction) 20 micron inlet filter Inlet pressure to 3600 PSIG Adjustable outlet pressure ranges 0-6, 0-25, 0-50, 0-75, 0-125, 0-250 PSIG & 500 PSIG Cv flow coefficients of 0.025; 0.06; 0.20; 0.50 PTFE/Viton® diaphragm available up to 25 PSIG 316L Stainless Steel or Brass, INCONEL® and Tefzel® Operating temperatures -40° F to +250° F (-40° C to +121° C) Inlet and outlet connections ¼" FNPT standard State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications Body Material316L Stainless Steel, SS DiaphragmPort ConfigurationLProcess Port Type¼" FNPT (¼" FNPT gauge ports)Surface Finish of Diaphragm Cavity< 25 RaSeat MaterialKalrez (0.2 Cv only)Flow Coefficient (Cv)0.2Outlet Range0-6 PSIGDiaphragm TypeStandard DiaphragmDiaphragm MaterialTefzel Ring/Metal BackingCap AssemblyStandard, Stainless Steel Literature & Docs Accessories