Volumetric Piston Type
Material body: Brass
Size: DN15 to 20mm( 1/2" -3/4"), Available for cold water(40°C)
Accuracy: Class C, R160/ R200
Easy for interchange & maintenance
Pre-equipped for pulse-emitter
Meter size Dia DN (mm) | Class | Qs Overload Flow | Qn Nominal Flow | Qt Transitional Flow | Qmin Min Flow | Min Reading Lectura | Max Reading Lectura |
m3/h | L/h | m3 | |||||
15 | C | 3 | 1.5 | 22.5 | 15 | 0.0001 | 9999 |
20 | C | 5 | 2.5 | 37.5 | 25 | 0.0001 | 9999 |
MAIN TECHNICAL DATA According to ISO4064 (GB/T778.1-2007) Standard
DN | Mm | 15 | 20 |
Q4(m³/h) | 3.125 | 5 | |
Q3(m³/h) | 2.5 | 4 | |
R160 | Q2(L/h) | 25 | 40 |
Q1(L/h) | 15.625 | 25 | |
R200 | Q2(L/h) | 20 | 32 |
Q1(L/h) | 12.5 | 20 | |
Min reading(m³) | 0.0001 | 0.0001 | |
Max reading(m³) | 9,999 | 9,999 | |
Max pressure(MAP) | 16 | 16 | |
Max loss(∆ P) | 63 | 63 | |
Max temperature | T50 | T50 | |
Pulse output option | Vmax=24V, Imax=100mA, Pmax=2W |
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) | L Length | L1 Width | W Height | Connrcting Thread D | Weight Kg | ||
mm | |||||||
15 | 115 | 191 | 86 | G 3/4B | 1.00 | ||
20 | 130 | 228 | 86 | G 1B | 1.20 |
WORKING CONDITION
Water temperature:≤40℃ for cold water meter
Working pressure:≤1.6Mpa