... /Hot ,with Plastic BodySize:DN15X80/110MM,DN20X130MMSingle-jet Dry Type Vane Wheel Water Meter"Dry-dial, magnetic drive, Resistance to exteriormagnet ... : ISO4064"Maximum Permissible Error :a) In the lower zone , Q1≤Q≤Q2 is ±5%b) In the upper zone ,Q2 ... ≤Q≤Q4 is ±2%;Technical DateNominal DiameterDN1320Max Flow Ratem³/hQmax35Nominal Flow ...