Technical data: 1.Accuracy:ía0.5% 2.Flow range:13=+65l/min 3.Noise:ín80db(a) 4.Display distinguish ratio:0.01l 5.Flow volume:75l/min 6.Single measure range:0.00=+9600.00l or yuan 7.Accumulative measure range:0.00=+99999999999.99l or yuan 8.Unit price set range:0.01=+99.99 yuan/l 9.Beforehand shut valve volume:0.00=+0.99 10.Power:ac380vía20% or ac220vía20%(50ía0.1hz) 11.Temperature range:-40íµ=+45íµ 12.Safty check valve pressure:1.6mpa 13.Air seal character:1.8mpa 14.Pressure meter range:0=+2.5mpa 15.Explosion standard:exdmib ii at3 16.Explosion proof eligible certificate number:ce011154 ce011155 ce011156 ce011157