Electronic remote-reading water meter
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DN15
Product description
Parameters
TechnicalParameters
1.Standard:GB/T778.1~3-2007 Measurement of water flow in fully charged closed conduits.
Meters for cold potable water and hot water;CJ/T224-2012Electronic remote-reading water meter;
2.Working Pressure:≤1MPa; .
3.Working Temperature:Cold Water Meter:0°C ~ 30°C; Hot Water Meter:0C ~90°C
4.Electrical Parameter:Working Voltage: DC12V(RS485); DC24-42V[MBUS) Max current :≤1 8mA
Communication mode with host computer:
a)RS-485 fieldbus;
b)M-BUS fieldbus;
Communication rate: 1200/2400 baud,Maximum communication distance:1200m;
Lightning protection parameters:bus pin ESD protect more than 10kV;
5.Accuracy grade and Flow Range:
|
Model |
Meter Size Dia |
Q3/ Q1 |
Overload Flow |
Nominal Flow |
Transitional Flow |
最Min Flow |
Min Reading |
Max Reading |
|
|
mm |
|
m³∕h |
m³ |
||||
|
LXS-15 |
15 |
80 |
3.1 |
2.5 |
0.050 |
0.031 |
0.0001 |
99999 |
|
160 |
3.1 |
2.5 |
0.025 |
0.016 |
||||
|
LXS-20 |
20 |
80 |
5 |
4.0 |
0.080 |
0.050 |
0.0001 |
99999 |
|
160 |
5 |
4.0 |
0.040 |
0.025 |
||||
|
LXS-25 |
25 |
80 |
7.8 |
6.3 |
0.126 |
0.079 |
0.0001 |
99999 |
|
160 |
7.8 |
6.3 |
0.063 |
0.040 |
||||
|
LXS-40 |
40 |
80 |
20 |
16 |
0.320 |
0.200 |
0.0001 |
99999 |
|
LXS-50 |
50 |
80 |
31.25 |
25 |
0.500 |
0.312 |
0.0001 |
99999 |
Indication error
Low area from including min flow (Q1) to excluding transitional flow (Q2)土5%
High area from including transitional flow (Q2) to including max flow (Q4)土2%
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