LXS-15~50 vane wheel type water meter
LXSY-15~50 vane wheel type liquid seal water meter
LXSR-15~50 vane wheel type hot water
Maximum permissible working temperature: 30°C for cold water water meter, 90°C for hot water water meter.
4.3 Measuring characteristics:
4.3.1 Class 2 water meter(class of accuracy is class 2)
Water temperature between 0.1°C and 30°C, maximum permissible error of water meter is: ±2% in the upper zone±5% in the lower zone,When water temperature exceeds 30°C, maximum permissible error of water meter is: ±3% in the upper zone, still ±5% in the lower zone.
4.4 Physical dimensions and main performance parameter of DN15~50 cold(hot) water water meter.
4.4.1 Physical dimensions and main performance parameter of DN15~50 rotary type cold(hot) water water meter