KM05-21
Used in homes or residential units to measure, memorize, and display the volume of cold water flowing through pipes. Small size, lightweight, simple structure, body shell processing, and internal plastic materials require high precision.
Description
1. Features
2. Head Loss Curve
3. Accuracy Error Curve
4. Installation Dimension

| Item No | LXSG-15 | |
| L | mm | 110 |
| L1 | mm | 205 |
| H | mm | 75 |
| W | mm | 75 |
| Connection Thread | D(mm) | G3/4" |
| d(mm) | R1/2 | |
| Weight | without unions kg |
0.5kg |
5. Main Technical Data
|
Model Number |
LXSG-15 |
|
|
|
|
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|
Nominal diameter (DN)[mm] |
15 |
20 |
25 |
32 |
40 |
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|
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 |
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Maximum permissible error for the lower flow rate zone (MPEι) |
±5% |
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|
Maximum permissible error for the upper flow rate zone (MPEμ) |
±2% for water having a temperature ≤30℃ |
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Temperature class |
T30,T50 |
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Water pressure classes |
MAP 16 |
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Pressure-loss classes |
△P63 |
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Indicating range[m³] |
99 999 |
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Resolution of the |
0.00005 |
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Flow profile sensitivity classes |
U10 D5 |
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Orientation limitation |
HORIZONTAL |
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