Main technical parameters:
Nominal Diameter
(mm) |
Measurement Level |
Overload Flow |
Common Flow |
Boundary Flow |
Minimum Flow |
Minimum Reading |
Maximum Reading |
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 |
15 |
1000 |
400 |
0.0001 |
99999 |
B |
800 |
200 |
50 |
A |
30 |
25 |
4500 |
1200 |
0.0001 |
99999 |
B |
3000 |
450 |
65 |
A |
50 |
35 |
7500 |
2000 |
0.0001 |
99999 |
B |
5000 |
750 |
Indication error limit:
From including the Minimum Flow (qmin) to the lower zone of excluding the Boundary Flow (qt) ±5%
From including the Boundary Flow (qt) to the higher zone of including the Overload Flow (qt) ±2% (Hot Water ±3%)
Dimensions and weight:
Nominal Diameter(mm) |
L |
B |
H |
Connection thread |
Weight(KG) |
mm |
15 |
165 |
99 |
104 |
G1B |
1.5 |
20 |
190 |
99 |
104 |
G11/4B |
2.3 |
25 |
225 |
103 |
120 |
G11/2B |
3 |
32 |
230 |
104 |
120 |
G2B |
3.6 |
40 |
245 |
125 |
155 |
G2B |
5.4 |
50 |
300 |
125 |
155 |
G21/2B |
|
300 |
160 |
175 |
FLAMGE CONNECTING CONFORM TO GB4216.4 |
D=165 D1=125 |
12.5 |
65 |
280 |
165 |
179 |
D=180 D1=145 |
15 |
Conditions of Use:
Cold Water Working Environment:+0.1℃ ~ +35℃
Hot Water Working Environment:+0.1℃ ~ +90℃ Working Pressure:≤1.0MPa |