DAE AS200U-75 Water Meter, 3/4" NPT Couplings, Measuring in GallonsCategory: Fem CouplingType: 5/8"*3/4” Water Meter, Measuring in Gallons + 3/4” NPT CouplingsModel: DAE AS200U-75Mount: Horizontal Inline mount with dial facing upward. For the water meter to be installed vertically with water flowing upward, please refer to V-75 or V-75P, PVM-75, PVM-75P Unit: Totalizer Measuring in Gallon, GPMAccuracy: +/1.5% within normal flow as per AWWA StandardMeter body: BronzeItem dimension: 5.12" length, 3.4" wide, 3" height. Shipping weight: 4 lbs.Couplings IncludedLength without couplings: 5.12 inches, Length with couplings: 9.31 inches8 digit register counter. The last digit is one tenth gallons (*0.1 gallons).The dial is one hundredth gallons (*0.01 gallons). The reading in 2nd picture of the listing is 224.239 gallons.Refer to 6th picture, when upgraded to AS200U-75P, only two wire connection between water meter and AMR or AMR130. The register head can be freely rotated for convenient viewingMax temperature: 104˚F (40˚C)Conforms to both AWWA and ISO 4046Maximum Flow Rate: 20 GPM, Normal Flow Rate: 10 GPM, Minimum Flow Rate: 0.25 GPMThe DAE meters have been tested by our QC inspectors in the production line to certify their quality. Therefore the reading will not be zero.The max. working pressure is 150 psi, the requirement from AWWA standard.There is a certification called NSF61 in US to certify if a water meter is lead-free or not. DAE AS series water meters are not NSF61 certified. It is DAE MJ series water meters which are NSF 61 certified. California, Vermont, Maryland and Louisiana state laws require that all the water meters used their states be NSF61 certified. For 3/4 inch Lead Free, NSF61 certified water meter, please refer to MJ-75 DAE AS series is single jet water meter. 2 year warranty from the seller.