Large
Feature：
Various performance and measuring accuracy meet the standard of ISO 4064 2;
Easy vertical installation, material saving, against sediment invasion.
◇Conditions of usage：
Water temperature ≤30℃, Water pressure≤1 MPa
◇Maximum permissible tolerance
±5% From minimum flow (including Q1) to transitional flow (excluding Q2)
±2% From transitional flow (including Q2) to overload flow (including Q4