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 dry dial, ball valve in China. If you're going to wholesale high quality brass water meter body prepaid water meter ic card smart digital prepaid water meter dry dial, ball valve, 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
Advantages of IC card water meter products
1. Prepaid function: the user buys water first and then uses it, and the valve is turned off and the water is stopped in arrears.
2. All-in-one card function: one card realizes the control and use of water, electricity, gas and other smart meters.
3. Display synchronization function: the liquid crystal display is synchronized with the display of the mechanical part. Even if the circuit is faulty and the liquid crystal cannot be displayed, it can also refer to the mechanical display.
4. Prompt alarm function: battery undervoltage, insufficient available water, strong magnetic interference and other fault information will prompt an alarm on the LCD.
5. Data return function: Every time the user buys water and swipes the card, the relevant information will be brought back to the management system, so that the management can understand the user's water consumption.
6. Valve self-maintenance function: the valve rotates at regular intervals, and the valve scale is removed in time to ensure the flexibility of the valve.
7. Anti-hoarding water function: The upper limit of recharge can be set flexibly through the software to prevent users from hoarding water.
8. Anti-drip function: Cooperate with the anti-drip base meter to realize the anti-drip function.
9. Water consumption inspection function: Users who have not purchased water for a long time or whose water consumption is abnormally low can be checked, and abnormal users can be checked.
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 |
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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