Specification : • Product model : Handheld Ultrasonic Flowmeter • Nominal diameter : DN15 ~ DN6000 • Power supply : rechargeable battery power supply (distribution charger) • Working power supply : 90-230VAC (continuous working for 12 hours after sufficient) • Accuracy grade : indication value ± 1%, flow velocity is greater than 1m / s • Units of measurement : meters, feet, cubic meters, liters, cubic feet, US gallons • Applicable pipes : carbon steel, stainless steel, cast iron, copper, PVC, aluminum, glass steel and other uniform medium pipes • Liquid type : pure water, tap water and more than 30 kinds of pure liquids • Data logging : built-in data logger can store 2000 lines of data • Medium temperature : conventional -30 ~ 90 ℃, high temperature type can reach -30 ~ 150 ℃ • Operating temperature : host: -30 ~ 90 ℃; sensor: -30 ~ 160 ℃ • Operating humidity : 85% of the host; sensor protection level: IP67 • Shell material : flame retardant ABS • Communication method : RS232C baud rate 75 ~ 57600, also compatible with other products upon request • Signal output : 1 channel OCT pulse output (pulse 6-1000ms, default 200ms) • Installation method : external installation • Dimensions : 100 * 66 * 20mm • Telp/Wa.