China Vane Type Water Meter 25mm Cold Water Meter, Find details about China Ningbo Water Meter, Vane Type Water Meter from Vane Type Water Meter 25mm Cold Water Meter
Multi jet, Dry-dial
Material body: Cast gray iron / Ductile cast iron
Size: DN15 to 50mm, (½" - 2"), Available for cold water (40°C), hot(90°C)
Accuracy: ISO 4064 Class B Standard
Universal use. Easy for interchange & maintenance
MAIN TECHNICAL DATA
Meter size Dia DN (mm) | Class | qs Overload Flow | qs Nominal Flow | qs Transitional Flow | Qmin Min Flow | Min Reading Lectura | Max Reading Lectura |
m3/h | 1/h | m3 | |||||
15 | A | 3 | 1.5 | 150 | 60 | 0.0001 | 99999 |
B | 120 | 30 | |||||
20 | A | 5 | 2.5 | 250 | 100 | 0.0001 | 99999 |
B | 200 | 50 | |||||
25 | A | 7 | 3.5 | 350 | 140 | 0.0001 | 99999 |
B | 280 | 70 | |||||
32 | A | 12 | 6.0 | 600 | 240 | 0.0001 | 99999 |
B | 480 | 120 | |||||
40 | A | 20 | 10 | 1000 | 400 | 0.001 | 99999 |
B | 800 | 200 | |||||
50 | A | 30 | 15 | 4500 | 1200 | 0.001 | 99999 |
B | 3000 | 450 |
INDICATING ERROR
At low zone is ±5% from minimum flow rate (qmin) to transitional flow rate (qt) exclusive boundary
At high zone is ±2% from transitional flow rate (qt) to overload flow rate (qs)
DIMENSIONS AND WEIGHT
Meter size Dia DN (mm) | Length | Width | Height | Connecting Thread D | Weight Kg |
mm | |||||
15 | 165 | 99 | 104 | G 3/4B | 1.5 |
20 | 190 | 99 | 106 | G 1B | 1.7 |
25 | 225 | 104 | 120 | G1 1/4B | 2.4 |
32 | 230 | 104 | 120 | G1 1/2B | 2.7 |
40 | 245 | 125 | 155 | G 2B | 4.5 |
50 | 300 | 125 | 155 | G2 1/2 B | 7.2 |
280 | 165 | 175 | FLANGE CONNECTING CONFORM TO GB4216.4 D=165 D1=125 | 14 |
WORKING CONDITION
Water temperature:≤40ºC for cold water meter
Water temperature:≤90ºC for hot water meter
Working pressure:≤1.6Mpa