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RS485 prepaid water meter (networked+card swiping type)
RS485 prepaid water meter (networked+card swiping type)
Product details

RS485预付费水表(联网型+刷卡型)

WZLX type

RS485 prepaid water meter (networked+card swiping type)

● Product Description

RS485 networked prepaid water meters enable remote water sales, queries, and remote switch valves through Ethernet cables, and are widely used for electricity metering in residential areas, schools, shopping malls, coal mines, underground garages, and new rural construction.

● Technical indicators



project

TECHNICAL INDEX

Nominal caliber (mm)

DN15

N20

DN25

Measurement level

level 2

unit of measurement

0.1m3

operation temperature

0℃~90℃

Working water pressure

0.03MPa~1.0 MPa

supply voltage

3V lithium battery

Range ratio (Q3/Q1)

80

Minimum flow rate (Q1)

0.03 m3/h

0.05 m3/h

0.07m3/h

Boundary flow (Q2)

0.05m3/h

0.08m3/h

0.126m3/h

Common traffic (Q3)

2.5m3/h

4m3/h

6.3m3/h

Maximum traffic (Q4)

3 m3/h

5 m3/h

7m3/h

Dimensions (mm)

(165×92×118)mm3

(195×92×118) mm3

(225×92×118) mm3


● Function Description

※ LCD display: The LCD screen can display information such as the remaining water level, cumulative water level, on/off valve status, low battery alarm, and abnormal water meter prompt of the water meter.

※ Prepaid function: Remote purchase of water first, followed by use of water, and automatic valve closure after use through RS485 network.

※ Remote meter reading and control: Remote meter reading, querying, and control can be achieved through Ethernet or GPRS unlimited.

※ Water volume alarm function: Users can set the water meter to close the valve alarm when a certain water volume is reached according to their own requirements, reminding users to purchase water in a timely manner.

Sealing function: Water meters are physically sealed, with good sealing, and can work normally in water for a long time.

Low power consumption: Static working current ≤ 4 μ A (when powered by a battery), battery life>6 years.

● Internet connected water meter method:

※ Centralized card reader card swiping: Connect all water meters to the centralized card reader through an Ethernet cable, and use the centralized card reader to sell water, query, and control the on/off valve.

※ Computer software management: The centralized card reader is connected to the computer infinitely through a 485 Ethernet cable or GPRS, and can be used to sell water, query, print, and control switch valves through computer management software.


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