Special Features: l Max flowrate Qman=2Qn (Nominal flowrate) l Large range for measuring, good accuracy in flowrate. l Steady curve characteristics. l Performance is up to standard ISO 4064B Meter Design: l Solid and robust design, long service guaranteed. l Selected high quality materials guarantee absolute corrosion resistance. 2 pole ring magnet Polymer coating as Protection against deposits. l Universal interchangeable measuring insert. Meter fitted with strainer on outside of impeller mechanism to protect against dirt. Dia 15-40 mm commections with whitworth pope thread, Dia.50mm with flanges in two ends. Vacuum register. Interior calibration device. Working Condition: l Water pressure: <= 1Mpa l Water temperature: for cold water <=30°C For hot water <=90°C Reading Error: l The Max. reading error Qmax (Max. flowrate) and Qt (Transitional flowrate) for cold water meter is +-2%, and for hot water meter is +-3%. l The Max. reading error between Qe (Transitional flowrate)and Qmin (Min. flowrate) not induding Qt, is +-5%.