Dwyer Instruments’ SeriesSGO stainless steel gauge with protective diaphragm has dual English/metric scales with 1.6 percent full-scaleaccuracy. Units feature a 304 SS housing, 316L SSchamber, and PTFE-coated diaphragm for chemicalcompatibility. The Series SGO can withstand ambient temperatures up to149 F (65 C) and process temperatures up to 248 F (120 C), and rangesare available from full vacuum, compound to 300 PSI.