3/4'' Digital IC Card Prepayment Smart Water Meters With Software

3/4'' Digital IC Card Prepayment Smart Water Meters With Software

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.
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Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of 3/4'' digital ic card prepayment smart water meters with software in China. If you're going to wholesale high quality 3/4'' digital ic card prepayment smart water meters with software, welcome to get pricelist and quotation from our factory.

 

prepaid water meter main picture

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.

3/4'' residential sim card smart prepaid water meter with shut off

Benefits of IC card prepayment smart water meters

One or several Mifare card prepaid meter for one family; one card for several meters is available, including cold, hot and purified water meter, electricity meter and gas meter.

Superior Waterproof performance thanks to the sealed design, easy to operate by data storage reliable and rapid response Mifare card.  

Low credit warning by closing the valve, and this time the valve can be opened by inserting the card. The valve closes when no balance and reopened by re-debited card.

Internal clock circuit switches the valve regularly to prevent the valve rusting, plugging up, etc.

Detailed LCD display, the data can be saved when the power off.

Patent ball valve, resists high temperature, low power consumption, low pressure loss (Patent No.: ZL01277043.4)

Low battery alarm, battery life is more than 6 years based on low power consumption design 

Accurate measure due to anti-jamming and magnetic features based on non-magnetic sample patents technology. 

Product features of IC card prepayment smart water meters

·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:Connector,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

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

3/4'' residential sim card smart prepaid water meter with shut off

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

G11/4B


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