... 17.spectrum 2,4,6,10,15,25,40,50,80,100,150,200,250,300mmSpecifocation:DN(mm)Flow range(m3/h ... (0.5%)Error (1.0%)MinMaxMinMaxMinMax2A0.030.16-20~+120(150*)(Degree Centigrade)6.3-25~+55(Degree Centigrade)0.124A0 ... *25*0.02550A64064044080A161001610010100100A2516025160202001.62.5150A604005030040400200A10060080800250A160100012012001.6300A26016001801800Note:Mark "*" means special order. Water meter