7511 SupplementVEGAPULS 63 • Two-wire 4 … 20 mA/HART36511-EN-18112711 Supplement11.1 Technical dataNote for approved instrumentsThe technical data in the respective safety instructions are valid for approved instruments (e.g. withEx approval). These data can differ from the data listed herein - for example regarding the processconditions or the voltage supply.General data316L corresponds to 1.4404 or 1.4435Materials, wetted partsƲ Hygienic antenna encapsulation PTFE, TFM-PTFE, PFAƲ Surface roughness of the antennaencapsulationRa < 0.8 μmƲ Additional process seal with certainhygienic fittingsFKM, EPDMMaterials, non-wetted partsƲ Process fitting 316LƲ Plastic housing Plastic PBT (Polyester)Ʋ Aluminium die-cast housing Aluminium die-casting AlSi10Mg, powder-coated (Basis:Polyester)Ʋ Stainless steel housing 316LƲ Cable gland PA, stainless steel, brassƲ Sealing, cable gland NBRƲ Blind plug, cable gland PAƲ Inspection window housing cover Polycarbonate (UL-746-C listed), glass3)Ʋ Ground terminal 316LConductive connection Between ground terminal and process fittingProcess fittingsƲ Flanges DIN from DN 25, ASME from 1"Ʋ Hygienic fittings Clamp, slotted nut according to DIN 11851, hygienicfitting with saddle flange according to DIN 11864-2-A,SMSWeight (depending on housing, processfitting and antenna)approx. 3.5 … 15.5 kg (4.409 … 33.95 lbs)TorquesRequired torque of the flange screws 60 Nm (44.25 lbf ft)Recommended torque for tightening theflange screws60 … 100 Nm (44.25 … 73.76 lbf ft)Max. torque for NPT cable glands and Conduit tubesƲ Plastic housing 10 Nm (7.376 lbf ft)Ʋ Aluminium/Stainless steel housing 50 Nm (36.88 lbf ft)3) Glass with Aluminium and stainless steel precision casting housing