Characteristics : Type: turbine, dry type Connection: flanged < li> Water temperature: +5 ... +50C Flow rate range: 0.45 ... 90 m3 / h Nominal flow rate: 50.0 m3 / h Installation length: 200 mm Installation: horizontal and vertical position Straight sections: 3DB before and 1DB after meter Calibration interval: 6 years Warranty: 2 years. Cold water meter VSKHN-50 - designed to measure the volume of network and drinking water in cold water supply systems with medium and high consumption. The device is manufactured from high-quality components of the Apator-PoWoGaz (Poland) plant and meets all European and Russian quality standards. Calibration interval is 6 years.