7ML5411XKD001EF0,X=316L WITH PEEK ANTENNA VERSION: STAINLESS STEEL 316L WITH PEEK EMITTER FLANGE DESIGN: 8" ASME, 300LB, RAISED FACE COMMUNICATION/OUTPUT: 4-20 MA, HART, MODBUS PROCESS SEAL: FKM ENCLOSURE: ALUMINUM, EPOXY PAINT, 2X1/2" NPT HORN SIZE/WAVEGUIDE OPTIONS: 8" (200MM) HORN APPROVALS: FM, CLASS I, DIV 1, GROUPS A-G, FCC, 6.3 GHZ, FOR USA ONLY PRESSURE RATING: RATING PER PRESSURE/TEMPERATURE CURVES IN INSTRUCTION MANUAL