Service: Air and compatible gases. Wetted Materials: Consult factory. Housing: Glass filled nylon; acrylic lens. Accuracy: ±5% of FS at 70°F (21.1°C). Pressure Limits: 30 psig (2.067 bar) continuous to either pressure connection. Temperature Limits: 20 to 120°F (-6.67 to 48.9°C). Mounting Orientation: Diaphragm in vertical position. Consult factory for other position..