Features:Small, light;For hot or cold water;Dry-dial, magnetic drive, protected against external magnetic tampering;Vacuum-sealed register, frost resistant, keeps clear reading for long time;Register can be rotated in any direction for convenient reading;Body length =80mm;Brass body or plastic body, optional;Brass body can be painted or nickel coated;High accuracy;Remote transmission device can be added upon request;Many kinds of sensors, such as Reed Switch, Hall and Weagand can be suppliedupon request Pulse output may be10L/pulse;The meters conform to ISO4064 Standard Class B.DN/QQ4=1.25Q3 Q3 R=Q3/Q1Q2=1.6Q1 Q1 R=Q3/Q1Q2=1.6 Q1 l/h l/h l/h 15 3125 2500 80 50 31.25 100 40 25 Nominal size DN(mm)Class of measurementOverload flow-rate q s (m/h)Permanent flow-rate q p (m/h)Transitional flow-rate q t (l/h)Minimum flow-rate qmin(l/h) 15 B 3 1.5 120 30TypeSize (mm)Length (mm) LWidth (mm) WConnecting Thread DWeight (kg)LXSG(R)-13D6 15 80/110 77 G3/4"B 0.57