Features Dry register and register with 5 or 8 numbered roller. Brass body can be painted or nickel coated. High accuracy. Measuring unit is m The meters conform to ISO4064 Standard Class B. Working Conditions Water temperature 30 C; hot water meter 90 C Water pressure 1MPa (PN:1.6MPa/16bar) P < 0.1MPa Accuracy From minimum flow-rate (Qmin) inclusive, to transitional flow-rate (Qt),exclusive: + 5% From transitional flow-rate (Qt) inclusive, to overload flow-rate (Qs), exclusive: + 2% (Hot water meter: �±3%) (APS Marines & Logistics)