Water meter

The range of water meter is used to measure the total volume of cold potable water, hot water flowing which consumed in household or a resident unit, passing through the pipeline. 
Some meters are for heat-resistant, used for hot water, boiler preheating water and process cooling water. 
Some are dry-type water meter measuring devices are driven by magnetic coupling, easy reading good antifreeze property and ability to permanently keep the reading clear. 
1) type: rotary-vane water meter, multi & single jet, volumetric, wet type and dry, flow meter and others such as remote control, digital suitable for hot, cold and potable water. 
2) nominal sizes: 15-50mm
3) working condition: water temperature < or = 50oc
4) working pressure: < or = 1mpa