Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of brass water meter body prepaid water meter ic card smart digital prepaid water meter in China. If you're going to wholesale high quality brass water meter body prepaid water meter ic card smart digital prepaid water meter, welcome to get pricelist and quotation from our factory.

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 | <10 | ||
(Ⅱ) Relative Error
·Maximum permissible error between Q1 and Q2(excluded) is ±5% in flow low area.
·When the water temperature is not higher than 30℃, maximum permissible error between Q2 and Q4(included) is ±2% in flow high area.
·When the water temperature is higher than 30℃, maximum permissible error between Q2 and Q4(included) is ±3% in flow high area.
(Ⅲ) Working Temperature: cold water (0.1~30)℃
(Ⅳ) Operating Ambient temperature: (5~55)℃
(Ⅴ) Storage Environmental temperature: (-5~55)℃
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 |
Advantages and functions of IC card smart water meter
©Prepaid function: the water sales department recharges through the IC card, the user function enters the amount into the water meter through the IC card, the amount is automatically deducted when using water, and the valve is automatically turned off after the amount is used up
©Query function: users can query the remaining amount, water consumption, and other related information on the water meter LCD
© One meter, one card: After the user inserts the card (swipe card) on the meter for the first time to purchase water, the card is automatically bound to the water meter. In the future, the user can only use this card to purchase water, insert the card (swipe the card), and the water meter will not recognize other users mouth card.
©Prevention of water hoarding function: In order to prevent users from purchasing too much water at one time, a water limit is specially set. When the user recharges, the water meter will automatically calculate the available water. When the available water exceeds the limit, the user recharge will fail this time, and the user can recharge only after a certain amount of water is used up. In this way, the water price adjustment table can also be adjusted in time.
© Card replacement function: After the user loses the card, he can go to the water sales department to make up the card, and the original card will not lose the amount.
© Abnormal metering function of the valve: If a fault occurs and cannot be shut down, an "overdraft" water volume will be generated. The controller will automatically record the "overdraft" water volume, and when recharging next time, the overdraft water volume will be written back to the user's water purchase card and deducted automatically.
©Regular open and close valve function: The water meter will automatically open and close the valve once at the specified time, so that the descaling function of the ball valve can be achieved, and the battery discharge function can also be achieved.
© Anti-strong magnetic interference function: The reed switch of the metering sensor of the IC card water meter is a magnetic control switch. When encountering a strong external magnetism, the reed switch will be in the state of normally open or normally closed, which will affect the electronic measurement of the water meter.
©Power-off protection function: any time the power is off, all operating data will be stored in the internal memory of the watch for ten years.
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 | G1 1/4B |



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