Service:Compatible liquids.Wetted Materials:Brass, copper, 302 SS, sintered barium ferrite.Temperature Limits:20 to 200°F (-6.7 to 93°C).Pressure Limits:1000 psig (68.9 bar).Pressure Drop:0 to 5 GPM: 3.2 psid; 0 to 10 GPM: 5.3 psid; 0 to 20 GPM: 10.4 psid.Accuracy:±2% of FS.Size:Diameter dial face 4″ (101.6 mm).Process Connections:See specific model number on Catalog page.Maximum Flow:1.5 x full scale reading.Weight:9 lb (4.08 kg).