25mm Class C/R160 Multijet Vane Wheel Water Meter
LXSG-E is a turbine super dry water meter for residential application in sizes 15mm-65mm for cold and hot water.
Features
* Magnetic drive, lower transmission resistance, frog-resistant.
* Magnetic shield, for external magnetic field protection
* Evacuated and sealed dry dial register ensures clear reading
* Internal strainer, inlet strainer for selecting
* The register can be 5 rollers and 4 pointers or 8 rollers and 1 pointer.
Standards Compliance
Technical data conforms to ISO 4064 Class B, Class C, R80, R100, R125 or R160 standard for horizontal installation.
Optional Features
*Several lengths and connections available on request
*Non return Valve
*Meter body: Brass, plastic, iron and stainless steel for selecting.
* Pre-equipped pulse output (reed switch; hall or non-magnetic metal plate).
Working Conditions
Water temperature: ≤50ºC for cold water meter
Water temperature: ≤90ºC for hot water meter
Water pressure: ≤1MPa or 1.6MPa optional (10bar or 16bar optional)
Installation requirements
*The meter should be installed in horizontal position with the direction of the flow as indicated by the arrow cast in the meter body with the register face upwards.
*Pipeline must be flushed before installation.
*The meter should be constantly full of water during operation.
Maximum Permissible Error
In the lower zone from Qmin(Q1) inclusive up to but excluding Qt (Q2) is ±5%.
In the upper zone from Qt(Q2) inclusive up to and including Qmax(Q4) is ±2%（cold water meter）.
In the upper zone from Qt(Q2) inclusive up to and including Qmax (Q4) is ±3% (hot water meter).
Accessories
Each water meter has one set couplings optional: 2pcs tube,2pcs nut and 2pcs gasket
MAIN TECHNICAL DATA According to ISO4064 :2003 (Old Standard)
|
Size |
Inch |
Class |
Qs |
Qp |
Qt |
Qmin |
Min reading |
Max reading |
|
Overload flow |
Nominal flow |
Transitional flow |
Min flow |
|||||
|
DN(mm) |
m³/h |
L/h |
m³ |
|||||
|
15 |
1/2" |
A |
3 |
1.5 |
150 |
60 |
0.00005 |
99999 |
|
B |
120 |
30 |
||||||
|
C |
22.5 |
15 |
||||||
|
20 |
3/4" |
A |
5 |
2.5 |
250 |
100 |
0.00005 |
99999 |
|
B |
200 |
50 |
||||||
|
C |
37.5 |
25 |
||||||
|
25 |
1" |
A |
7 |
3.5 |
350 |
140 |
0.00005 |
99999 |
|
B |
280 |
70 |
||||||
|
C |
52.5 |
35 |
||||||
|
32 |
11/4" |
A |
12 |
6 |
600 |
240 |
0.00005 |
99999 |
|
B |
480 |
120 |
||||||
|
C |
90 |
60 |
||||||
|
40 |
11/2" |
A |
20 |
10 |
1000 |
400 |
0.00005 |
99999 |
|
B |
800 |
200 |
||||||
|
50 |
2" |
A |
30 |
15 |
4500 |
1200 |
0.00005 |
99999 |
|
B |
3000 |
450 |
||||||
|
65 |
2 1/2" |
A |
50 |
25 |
7500 |
2000 |
0.00005 |
99999 |
|
B |
5000 |
750 |
||||||
MAIN TECHNICAL DATA According to ISO4064:2014 （New Standard）
|
DN |
Mm |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
|
SIZE |
Inch |
1/2" |
3/4" |
1" |
11/4" |
11/2" |
2" |
2 1/2" |
|
Q4(m³/h) |
3.125 |
5 |
7.875 |
12.5 |
20 |
31.25 |
50 |
|
|
Q3(m³/h) |
2.5 |
4 |
6.3 |
10 |
16 |
25 |
40 |
|
|
R80 |
Q2(L/h) |
50 |
80 |
126 |
200 |
320 |
500 |
800 |
|
Q1(L/h) |
31.25 |
50 |
78.75 |
125 |
200 |
312.5 |
500 |
|
|
R100 |
Q2(L/h) |
40 |
64 |
100.8 |
160 |
256 |
400 |
640 |
|
Q1(L/h) |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
|
|
R125 |
Q2(L/h) |
32 |
51.2 |
80.64 |
128 |
204.8 |
320 |
512 |
|
Q1(L/h) |
20 |
32 |
50.4 |
80 |
128 |
200 |
320 |
|
|
R160 |
Q2(L/h) |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
|
Q1(L/h) |
15.62 |
25 |
39.37 |
62.5 |
100 |
156.2 |
250 |
|
|
Min reading(m³) |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
0.00005 |
|
|
Max reading(m³) |
99999 |
99999 |
99999 |
99999 |
99999 |
99999 |
99999 |
|
|
Max pressure(MAP) |
16 |
16 |
16 |
16 |
16 |
16 |
16 |
|
|
Max loss(ΔP) |
63 |
63 |
63 |
63 |
63 |
63 |
63 |
|
|
Max temperature |
T50 |
T50 |
T50 |
T50 |
T50 |
T50 |
T50 |
|
|
Pulse output option |
reed switch |
Vmax=24V, Imax=100mA, Pmax=2W |
||||||
|
hall |
/ |
|||||||
|
non-magnetic metal plate |
/ |
|||||||
Dimensions and Weight
|
Meter Size |
Length (L) |
Width (B) |
Height (H) |
Connecting Thread |
|
mm |
mm |
D |
||
|
15 |
165/190 |
98 |
104 |
G 3/4B |
|
20 |
190/195 |
98 |
106 |
G 1B |
|
25 |
260/225 |
103 |
115 |
G1 1/4B |
|
32 |
260/230 |
103 |
115 |
G1 1/2B |
|
40 |
300/245 |
124 |
153 |
G 2'B |
|
50 |
300 |
124 |
153 |
G2 1/2 B |
|
280 |
165 |
175 |
Flange connecting GB 4216.4 |
|
|
65 |
280 |
165 |
179 |
|
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