KM02-04
Integrates a precise dry-type water meter with a convenient wired remote display and a built-in ball valve for flow control or isolation. Ideal for building management and industrial applications. Offers remote reading, corrosion resistance, and simplified installation/maintenance in a single robust unit.
Description
1. Features
● Multi-jet vane wheel, separate sealing structure, easy to replace and maintain.
● Dry type register, magnetic drive,anti-magnetic interference,anti-freezing, long-term clear reading.
● Material: iron, plastic, brass, stainless.
● Moisture-proof, sun-proof, anti-fluctuation,anti-static, anti-magnetic, IP68.
● Remote valve control is optional.
● Water consumption can be read or recorded real-time.
● Environment B, E1.
● Zero power supply except reading water consumption.
● Easy to add and maintain water meters and collectors.
2. Electronic Technique
Working Voltage |
Working Temperature |
Working Current |
Datacomms |
DC9-15V(RS-485)/DC24-36V(M-BUS) |
-10~45 ℃ |
≤9mA |
RS-485,M-BUS |
3. Head Loss Curve
4. Accuracy Error Curve
5. Installation Dimension
Item No |
LXSY-15E |
LXSY-20E |
LXSY-25E |
|
|
|
L1 |
mm |
260 |
295 |
340 |
354 |
373 |
L |
mm |
165 |
190 |
225 |
230 |
245 |
H |
mm |
118 |
118 |
118 |
115 |
155 |
W |
mm |
90 |
90 |
90 |
110 |
125 |
Connection Thread |
D(mm) |
G3/4" |
G1" |
G1 1/4" |
G1 1/2" |
G2" |
d(mm) |
R1/2 |
R3/4 |
R1 |
R1 1/4 |
R1 1/2 |
|
Weight |
with unions(kg) |
1.2 |
1.3 |
1.5 |
|
|
without unions(kg) |
|
|
|
|
|
6. Main Technical Parameter
Model number |
LXSY-15E |
LXSY-20E |
LXSY-25E |
|
|
||||||||||
Nominal diameter (DN)[mm] |
15 |
20 |
25 |
32 |
40 |
||||||||||
Ratio Q3/Q1 |
R80 |
R100 |
R160 |
R80 |
R100 |
R160 |
R80 |
R100 |
R160 |
R80 |
R100 |
R160 |
R80 |
R100 |
R160 |
Overload flow rate (Q4) [m³/h] |
3.125 |
3.125 |
3.125 |
5 |
5 |
5 |
7.875 |
7.875 |
7.875 |
12.5 |
12.5 |
12.5 |
20 |
20 |
20 |
Permanent flow rate (Q3) [m³/h] |
2.5 |
2.5 |
2.5 |
4 |
4 |
4 |
6.3 |
6.3 |
6.3 |
10 |
10 |
10 |
16 |
16 |
16 |
Transitional flow rate (Q2) [m³/h] |
0.05 |
0.04 |
0.025 |
0.08 |
0.064 |
0.04 |
0.126 |
0.1 |
0.063 |
0.2 |
0.16 |
0.1 |
0.32 |
0.256 |
0.16 |
Minimum flow rate (Q1) [m³/h] |
0.032 |
0.025 |
0.015 |
0.05 |
0.04 |
0.025 |
0.08 |
0.063 |
0.039375 |
0.125 |
0.1 |
0.0625 |
0.2 |
0.16 |
0.1 |
Accuracy class |
2 |
||||||||||||||
Maximum permissible error for the lower flow rate zone (MPEι) |
±5% |
||||||||||||||
Maximum permissible error for the upper flow rate zone (MPEμ) |
±2% for water having a temperature ≤30℃ |
||||||||||||||
Temperature class |
T30,T50 |
||||||||||||||
Water pressure classes |
MAP 16 |
||||||||||||||
Pressure-loss classes |
△P63 |
||||||||||||||
Indicating range[m³] |
99 999 |
||||||||||||||
Resolution of the indicating device[m³] |
0.00005 |
||||||||||||||
Flow profile sensitivity classes |
U10 D5 |
||||||||||||||
Orientation limitation |
HORIZONTAL |
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