Willfar Information Technology Co. Ltd.
Stock Code: 688100.SH The Pioneer in Smart Utility Service and IoT Solutions
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Automatic Meter Reading Smart Wireless Remote Water Meter LXSW-A100
Company Profile
Willfar Information Technology Co., Ltd.
- Established in 2004;
- Listed on the STAR Market of the Shanghai Stock Exchange in December 2019;
- Leading supplier of meter reading (AMI) equipment and operation service;
- The first company to develop "One DCU Reading Multi-meter" solution in China;
- The first company to have large-scale application of technologies and systems like "CPU smart-card Charge and Control", "One DCU Reading Multi-meter", LoRa-based RF Communication and "District Metering Area (DMA)”
Introduction
1. The LXSW-A100 is a horizontal dry dial multi-jet cold water meter designed for measuring flows of cold potable water. It is a high reliable measurement instrument, which is comply with OIMLR49/ISO4064/EN14154 standards. It is an ideal product that can be used in both residential and commercial area.
2. The LXSW-A100 use the ISM band approved by the ITU Radio communication Sector. It could be remote read out by the handheld unit or the concentrator.
3. The LXSW-A100 has a internal valve controlled by radio frequency signal and is managed by the AMR monitoring system.(Optional)
4. Accuracy class of LXSw-A1xx exceeds Class B(R80 or R100), Material of body is copper.
5. LXSW-A100 is water meter with valve, LXSW-A110 is water meter without valve.
Technical Parameters
| Item | Parameter | |||
| Meter Type | Dry dial Multi-jet | |||
| Nominal diameter(mm) | 15 | 20 | 25 | |
| Length(mm) | 165,190 | 190,195 | 225 | |
| Permanent flowrate Q3(m3/h) | 1.6/2.5 | 2.5/4 | 4/6.3 | |
| Q3/Q1 | R80/R100/R160 | |||
| Accuracy class | Class 2 | |||
| Error | Q1≤Q＜Q2 | 5% | ||
| Q2≤Q≤Q4 | 0.1℃≤T≤30℃:2% T＞30℃:3% | |||
| Types of Indicating device | combination of analogue and digital devices | |||
| Indicating range | 0~99999.99995 | |||
| Temperature class | T30,T50,T30/90 | |||
| Water pressure class | MAP10(10bar),MAP 16(16bar) | |||
| Pressure-loss class | Δp63(0.63bar) | |||
| Installation position | H | |||
| The installation sensitivity class | U3/D3 | |||
| Electromagnetic and Environmental class | E1,B | |||
| Battery life-time | ≥5 years(typical) | |||
| Radio Frequency Band | (433~435)MHz,(470~510)MHz | |||
| Maximum Transmit Power | 50mW,100mW | |||
| Valve lift-times | ≥10000times(typical) | |||
| Work Environment | 0.1℃~50℃,≤93%RH | |||
| IP code | IP68 | |||
Certificate
OIMLR49/ISO4064/EN14154
Features
1. RF wireless communication(LoRa)
Communication band:
(433~435)MHz or (470~510)MHz
Communication Distance:
(2~3)km (Line of view)
(300~500)m(Residential area)
2. IP68 protection
Situations
Residential and commercial
Dimensions
| Nominal size(mm) | L(mm) | W(mm) | H(mm) | Thread | |
| 15 | 165,190 | 98 | 110 | R1/2" | G3/4" |
| 20 | 190,195 | 98 | 110 | R3/4" | G1" |
| 25 | 225 | 98 | 114 | R1" | G1-1/4" |