Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of 3/4'' residential sim card smart prepaid water meter with shut off in China. If you're going to wholesale high quality 3/4'' residential sim card smart prepaid water meter with shut off, 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
Product features of IC card water meter
All-copper base meter is adopted, and the measurement performance is stable;
IP68 protection level: structural sealing design is adopted, the sealing performance reaches IP68, and it can work normally in humid environment;
Non-contact IC card: using wireless self-seeking card technology, wireless data transmission, safe and reliable;
Step water price function: support monthly and year-level charges, user card update step water price parameters;
Valve maintenance function: timing switch valve to prevent valve fouling;
Abnormal valve closing function: Automatically close the valve when battery failure, low voltage, and sensor failure are detected, and the LCD screen will display the fault code for a long time;
Battery replacement function: the user can replace the battery by himself, and after replacing the battery, swipe the user card to open the valve;
Data recall function: the user card can bring back the water information and status words in the table;
Disconnection valve closing function: After the communication cable is unplugged, the valve will automatically close (split type card meter)
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 |
Hot Tags: 3/4'' residential sim card smart prepaid water meter with shut off, manufacturers, wholesale, pricelist, quotation, Brass Prepaid Water Meter With Smart Card, IC Card Prepaid Smart Water Meter, IC Card Prepaid Water Meter Small Size Saving Power Design Prepaid Water Meter System With Debugging Services, IC Card Smart Prepaid Water Meter, IC Card Swipe Card Prepayment Water Meter Factory Wholesale For Urban And Rural Civilian, RF Card Prepaid Water Meter Wholesalers
