KM02-11
Mbus, GPRS, pulse-based multi-jet water meter
This series of products adopt a photoelectric direct reading module to read the water consumption data and upload it through a special wire. The whole system consists of a water meter, collector, and management center. It has a direct reading function, no built-in battery, long service life, waterproof, antistatic, moisture-proof, antidust, anti-magnetic interference, optional control valve, and a high waterproof level.
This product is mainly used for water metering in residential areas, commercial buildings, office buildings, industries, etc. with remote meter reading requirements and remote power supply capability.
Description
1. Features
2. Electronic Technique
| Working Voltage | Working Temperature | Working Current | Output |
| DC9-15V(RS-485) |
0~45 ℃ |
≤9mA | RS-485 |
3. Head Loss Curve

4. Accuracy Error Curve

5. Installation Dimension

| Item No | LXSGY-15 | LXSGY-20 | LXSGY-25 | LXSGY-32 | LXSGY-40 | |
| L1 | mm | 258 | 305 | 345 | 354 | 373 |
| L | mm | 165 | 195 | 225 | 230 | 245 |
| H | mm | 110 | 110 | 115 | 115 | 155 |
| W | mm | 95 | 95 | 110 | 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 | |
| without unions kg |
1KG | 1.2KG | 1.7KG | 2.2KG | ||
6. Main Technical Parameter
| Model Number | LXSGY-15 | LXSGY-20 | LXSGY-25 | LXSGY-32 | LXSGY-40 | ||||||||||
| 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℃ ±3% for water having a temperature >30℃ |
||||||||||||||
| Temperature class | T30,T50 | ||||||||||||||
| Water pressure classes | MAP 10 | ||||||||||||||
| 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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