bulk prepaid water meter
Product Description
PREPAID SYSTEM INTRODUCTION
Overviews
IC card water meters are an innovative type of water meter that use electronically-readable IC cards to measure and track household water consumption.
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.
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 product consists of the bulk water meter, the butterfly valve and the controller. It is used for measuring the total volume of the water flowing through the pipe, with prepayment function available.
Product features
·our ic card prepaid water meter has high accuracy
·Type:flange/screw/joint/split
·Material:Cast Iron/Ductile Iron/brass
·Scenes to be used:home/apartment/domestic/indoor/house/residential/housing/garden/housing/commercial/general household/residential building/for residence/apartment /municipality/household/potable/domestic residential
·waterproof level:IP68
·Technical data conform to international standard ISO 4064.
·Accuracy:class b
·Water temperature: 0.1℃~40℃ ( 0.1℃~90℃ for hot water meter).
·fitting:connctor/PCB/Valve control/reading device/adapter/actuator/battery operated/with controller/connection fittings/pipe fitting/connector fitting/coupling/pointer/components/counter/accessories/register/with valve
·communication:IC card reading/Private protocol
·Valve body with self-support type pilot-actuated structure, leading valve can be opened by smooth torsion, primary valve starts relying on the water pressure without the need for large power.
·Radio frequency card, high security, resistant to wear and magnetic
interference, waterproofing and anti decryption.up to domestic top-level.
·Dual indication feature of mechanical metering and electronic metering.
·Step charge function.
·Ultra low power consumption to extend the meter’s life span.
Closes valve when remaining water volume lower than set alarm volume, indicating alarm info
Outline dimensional drawing
| Nominal Diameter | Length L | Height H1 | Connecting Thread | ||
| mm | D1 | D2 | Bolt size(n-M) | ||
| 50 | 420 | 335 | 165 | 125 | 4-M16 |
| 65 | 420 | 335 | 185 | 145 | 4-M16 |
| 80 | 525 | 375 | 200 | 160 | 8-M16 |
| 100 | 590 | 415 | 220 | 180 | 8-M16 |
| 125 | 600 | 450 | 250 | 210 | 8-M16 |
| 150 | 720 | 520 | 285 | 240 | 8-M20 |
| 200 | 790 | 560 | 340 | 295 | 8-M20 |
| 250 | 970 | 660 | 295 | 350 | 12-M20 |
| 300 | 1090 | 700 | 445 | 400 | 12-M20 |
Note: The flange dimension conforms to ISO7005-1:1988 standard. Flange standard can be customized. Order for products of special requirements is also accepted.
Main technical data
(1) Technical specifications
| Item | Unit | Details | ||||||||
| Nominal diameter | mm | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
| Q3/Q1 | R50 | |||||||||
| Overload flow(Q4) | m⊃3;/h | 31.25 | 50 | 78.75 | 125 | 200 | 312.5 | 500 | 787.5 | 1250 |
| Nominal flow(Q3) | m⊃3;/h | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 | 1000 |
| Tran sitional flow(Q2) | m⊃3;/h | 0.8 | 1.28 | 2.016 | 3.2 | 5.12 | 8 | 12.8 | 20.16 | 32 |
| Minimum flow(Q1) | m⊃3;/h | 0.5 | 0.8 | 1.26 | 2 | 3.2 | 5 | 8 | 12.6 | 20 |
| Accuracy class | Class 2 | |||||||||
| Maximum indication | m⊃3; | 99999 | ||||||||
| Temperature class | T10,T30 | |||||||||
| Pressure class | MAP10/MAP16 | |||||||||
| Pressure loss class | p63 | |||||||||
| Flow prefile sensitivity class | U10/D5 | |||||||||
| Environmental class | Class B,M1 | |||||||||
| Electromagnetic environment class | E1 | |||||||||
| Static current | uA | <10 | ||||||||
(2) 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.
(3) Working temperature: cold water (0.1~30)℃
(4) Operating ambient temperature: (5~55)℃
(5) Storage environmental temperature: (-5~55)℃
Fault handling instructions
| Item | Fault display | Fault explanation | Elimination methods |
| 1 | Under voltage | Low battery | |
| 2 | Flow | Flow sensor signal | Contact the manufacturer |
| 3 | Valve open/close | Valve sticking,rusting or scaling | |
| 4 | Can not read card | Write card error or take the wrong card | Go to water supply department to test the card |
REMOTE WATER METER COMPARISON CHART
| Prepaid | LoRa | Gprs | NB-IOT | |
| composition | Prepaid water meter IC card Reader Software | LoRa water meter Concentrator Repeater Serve Platform | GPRS water meter Serve Platform | NB-IOT water meter NB-IOT transmission base station Serve Platform |
| Communication band | None | 470-510Mhz 865-868Mhz | GSM850/EGSM900 | CDMA1X800/EGSM900 |
| Advantage | Transmit information through IC card,charge accurately install and operate easily. | LAN transmission data low power,Suitable for intensive installation real-time reading control. | Wide area network,data transmission without distance limitation and debugging,low sample order cost. | Wide coverage,low power consumption,low cost and slower rate. |
| Limitations | The stand-alone version of the software can only be read and controlled on designated computer.Backup user data when replacing a pc. | Greater impacts by obstacles and limited communication distance (up to 1 km). On-site debugging is a heavy workload. | Occasionally there will be data packet loss, high transmission rate, relatively high power consumption. | At present, NB technology is not fully mature and the coverage of base stations is low. |
| Battery capacity | more than 6 years | more than 6 years | more than 6 years | more than 6 years |
| Software payment | Free | Free | Free | Free |
| Cost | Almost no use cost. | Electricity and flow charges for concentrators. | Mobile data traffic charge of 2g data traffic in water meter. | Mobile data traffic charge of 2g data traffic in water meter. |
| necessary part of sample purchase | Prepaid water meter IC card Card Reader | Lora water meter Concentrator | GPRS water meter | NB-IOT water meter |
| software | Stand-alone application | B/S Cloudy serve platform | B/S Cloudy serve platform | B/S Cloudy serve platform |
| Software compatible | YES | YES | YES | YES |
You need a good solution for water metering---Catering all your needs.
As the China’s professional manufacturer and distributor since 2013, we have developed a comprehensive water meter range and a complete solution for the Commercial ,agriculture, Industrial and Domestic market on Mechanical type water meter and smart water meters. Moving with the changes in technology and precision metering has been the mission of the company since its genesis and we are adding metering that can support water sustainability using. Since 2017, we start the export smart water meters to the whole world, and hope more and more countries and region people can save the water with us together with the smart technology and system. Nowadays, S.H.Meters have already become one the main important exporter for water flow meters in China.
We will provide your product to your hand in timely manner and keep you informed of process with your order throughout the whole sales. From the strictly QC inspection, strictly cost control and five star quality services, we believe that you will own a more solution on water metering.