A = Non-hazardous area / GG = Thread EN10226 R1-1/2, d=43mm/1.69" sensor combinable with sliding sleeve / 2 = 316L; Ra<=3.2um/126uin, w/o / L = 1000 mm ..... mm; min 10g/l standard fork / 4 = FEM54; relay DPDT, 19-253VAC/55VDC / A = Compact / 5 = F13 Alu IP66/68 NEMA Type 4X Encl. / 2 = Gland M20 (Ex d > thread M20) / A = Not selected / A = Not selected /