PREPAID WATER METER
LXSGIC-DN15~25
PREPAID SYSTEM INTRODUCTION
Overviews
The IC Card series water meter is a kind of prepaid and smart water meter. It's designed and manufactured by our company and famous design companies both domestic and aboard according to the international standard.
Advantage of the system
·OEM, language display and currency unit display can be customized, and company name can be added to the software.
·The data will be saved automatically after exiting the system.
·Simple management and user card making, easy to query consumption records.
·Invoice printing, providing payment voucher to users in the most common form in the local area.
Brief introduction
The prepaid water meter have mechanical and electronic readings. It is used to control users overspend by prepaying with an IC card. Pay in advance and then use water get rid of the inconvenience of on-site meter reading and charging.
Product features
·Our ic card prepaid water meter has high accuracy
·Type:screw,joint,split
· Material: Brass
·Scenes to be used: garden, housing,commercial, general household, residential building,apartment,municipality, household, potable
·Waterproof level:IP68
·Technical data conform to international standard ISO 4064.
·Accuracy:class b
Fitting:Connctor,PCB,Valve control,Reading device,Adapter,Actuator,Battery operated,Pipe fitting,Connector fitting,Coupling,Pointer,Components,Counter,Rgister
·Communication:IC card reading,Private protocol
Main technical data
(Ⅰ) Technical specifications
| Item | Unit | Details | ||
| Nominal diameter | mm | 15 | 20 | 25 |
| Q3/Q1 | R80/R100 | |||
| Overload flow(Q4) | m³/h | 3.125 | 5 | 7.875 |
| Nominal flow(Q3) | m³/h | 2.5 | 4 | 6.3 |
| Transitional flow(Q2) | m³/h | 0.05 | 0.08 | 0.13 |
| Minimum flow(Q1) | m³/h | 0.031 | 0.05 | 0.08 |
| Accuracy class | Class 2 | |||
| Maximum indication | m³ | 99999 | ||
| Temperature class | T30,T90 | |||
| Pressure class | MAP 10/MAP16 | |||
| Pressure loss class | ΔP63 | |||
| Flow prefile sensitivity class | U10/D5 | |||
| environmental class | Class B | |||
| Electromagnetic environment class | E1 | |||
| Static current | uA | <> | ||
(Ⅱ) Relative error
·Maximum permissible error between Q1 and Q2(excluded) is ±5 percent in flow low area.
·When the water temperature is not higher than 30 degree , maximum permissible error between Q2 and Q4(included) is ±2 percent in flow high area.
·When the water temperature is higher than 30 degree , maximum permissible error between Q2 and Q4(included) is ±3 percent in flow high area.
(Ⅲ) Working temperature: cold water (0.1~30) degree
(IV) Operating ambient temperature: (5~55) degree
(V) Storage environmental temperature: (-5~55) degree
Fault handling instructions
| Item | Fault display | Fault explanation | Elimination methods |
| 1 | Under voltage | Low battery | Contact the manufacturer |
| 2 | Flow | Flow sensor signal failure | |
| 3 | Valve open/close | Valve sticking rusting or scaling | |
| 4 | Can not read card | Write card erroror take the wrong card | Go to water supply department to test the card |
Outline dimensional drawing
| Nominal Diameter | Length L | Length L1 | Width B | Height H1 | Height H2 | Connecting Thread | |
| mm | d | D | |||||
| 15 | 258 | 165 | 90 | 112 | 184 | R1/2 | G3/4B |
| 20 | 299 | 195 | 90 | 112 | 184 | R3/4 | G1B |
| 25 | 345 | 225 | 90 | 114 | 186 | R1 | G11/4B |
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