Rugged Series SGL stainless steel gages with dual English/metric scales endure ambient temperatures to 149°F, process temperatures to 572°F, and pressures from full vacuum, compound to 20,000 psi. Dwyer Instruments, Inc., Michigan City, IN• Service: Compatible gases and liquids. • Wetted Materials: 316L SS. • Housing: 304 SS. • Accuracy: ±1.0% full scale. • Pressure Limits: 130% full scale for ranges <10,000 psi; 115% for ranges 10,000 psi and greater. • Temperature Limits: Ambient: -13 to 149°F (-25 to 65°C); Process: 572°F (300°C) max. • Size: 4.5" (115 mm). • Process Connection: 1/2" male NPT. • Enclosure Rating: NEMA 4X (IP65). • Weight: 1.5 lb (0.70 kg).