Electronic Flowmeter, Product Type Flow Meter, Flowmeter Type Ultrasonic, Accuracy +/-1 Percent, Connection Size 60 in, Compatible Flow Material Water-Like Liquids, Media Temperature – Maximum 350 Degrees F, Media Temperature – Minimum -40 Degrees F, Voltage – Maximum 5/10V, Wetted Material Not Applicable, Standards cMETus, IEC 61010-1:2001, NRTL, Display Type Digital, Pulse Rate 33 pulses/gal, Flow Rate – Maximum 40 gpm, Flow Rate – Minimum 1 gpm, For Pipe Size 1 to 60 in ANSI/Copper Pipe