Water meter installation

⑴ water meter should be installed in the management of convenience, not to freeze, free from pollution and not easily damaged place. Residential household water meter or household table figures should be located outside the door.
⑵ water meter front and rear straight pipe length, should meet the product standard length of the provisions. General spiral wing water meter on the upstream side, should ensure that the length of 8 to 10 times the nominal diameter of the straight pipe, other types, there should be not less than 300 mm straight pipe section.
⑶ outdoor water meter wells in the north should be considered antifreeze.
⑷ rotor-type water meter and vertical screw-type water meter should be installed horizontally; horizontal spiral and volumetric water meter can be based on the actual situation to determine the level, tilt or vertical installation, vertical installation, the water direction must be from top to bottom.
⑸ For the life, production and fire sharing of water supply system, such as only one into the tube, should be installed around the total water pipe bypass pipe, the diameter should be the same with the introduction of the tube.
⑹ water meter before and after the bypass pipe should be installed on the maintenance of the valve, the water meter and the table between the valve installed between the discharge device, in order to reduce the loss of the head and to ensure that the table before the tube flow of water flow, the front of the valve should be used to repair valve. Residential household water meter, the table after the maintenance valve and special discharge is not set.