Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of prepaid water meter in China. If you're going to wholesale high quality prepaid water meter, welcome to get pricelist and quotation from our factory.
Prepaid water meter
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 domestically and abroad according to the international standard.
Product Features
High Precision Water Measurement.
Joint valve structure, suspension design, 1:3200 torque, Timed automatic cleaning. Ensure valve stability and smooth opening and closing.
Long service life, 6 years battery life.
Advantages of the System
OEM, language display, and currency unit display can be customized, and the 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 vouchers to users in the most common form in the local area.
Brief Introduction
The prepaid water meter has mechanical and electronic readings. It is used to control users' overspending by prepaying with an IC card. Pay in advance and then use water to get rid of the inconvenience of on-site meter reading and charging.
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 | MAP10/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
The maximum permissible error between Q1 and Q2(excluded) is ±5% in flow low area.
When the water temperature is not higher than 30℃, the maximum permissible error between Q2 and Q4(included) is ±2% in flow high area.
When the water temperature is higher than 30℃, the 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 the card | Write card error or take the wrong card | Go to the 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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