Features TRANSMISSION MODE: The water meter is a dry water meter, and the counting mechanism and the measuring mechanism are driven by a magnetic coupling. CLEAR AND PREVENT FREEZING: The water meter has the characteristics of easy reading, good performance to prevent freezing, and can maintain a clear reading for a long time. CORROSION RESISTANT ALL PLASTIC CASING: Water meter housing uses new imported materials, ageing resistant, corrosion resistant. COMPLETE ACCESSORIES: Water meter with 2 sealing rings, nuts, screws, easy to install and use. APPLICABLE SCENARIO: Water meter is widely used in dozens of industries and fields, such as factories, office buildings, schools, real estate, apartments, rental homes, oil, chemical industry, electrical power, medicine, water treatment, industrial systems. Specification: Item Type:Water Meter Nominal diameter: DN15 Question3 = 2.5 Q3 or Q1=100 Overload current: 3.1 m³/h Limit current Q2: 0.04 m³/h Minimum current Q1: 0.025 m³/h Common flow rate: 2.5 m³/h Maximum scale: 99,999 m³ Minimum reading: 0.0001 m³ Size: Approx. 15mm/0.59inch Package List: 1 x water meter 2 x sealing ring 2 x Nut 2 x screw Package List 1 x Water Meter 2 x Seal Ring 2 x Nut 2 x Screw