... Meter,Cold Water Meter LXSG-15S ISO4064 CLASS B Volumetric Water Meter,rotary piston water meter,cold water meter* ... unit, passing through the pipeline.*Feature: Adopt volumetric rotary piston principle of measurement with conformity to ISO 4064 Class C and ... Water temperature:≤50 Working pressure:≤1MPa*Compliance With Standard: ISO 4064 Class C, DLXH-15 Volumetric Rotary Piston Type Cold Water Meter