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Prepaid RF IC Card Cold Water Meter

basic information
Detailed parameters
Model
LXSZ-15RF
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Product features
1.All copper base meter
2.IP68, ISO4064 
3.Contact-less IC card, Easy card usage
4.Full management of the water consumption
 
Functions:
Prepaid Function: Pay at first.
Notification Function: The remind volume less than the setting volume, LCD show the alarm code.
Cut-off Function: The remind volume is “0”, the valve cut-off.
Step water price function: Support monthly, annual price, support change ladder water price parameters .
Valve maintenance function: Timing switch valve, prevent valve scaling.
Abnormal valve function: Detection of battery power down, low voltage, sensor fault automatically closed the valve, LCD display error code.
Battery replacement function:Easy to change the battery.
Data retrieval function: The IC card bring back the water and status information to the meter.
Support real-time charging network: Set up a number of charging sites, users can pay in the latest toll site. At the same time, can provide interface functions, seamless docking with third parties.
Blacklist query function: Query abnormal payment of customers, easy to management audit.
Property fee collection function: according to the area or time to collect property fees.
Custom invoice format: Customers can customize the bill format.
 
 
Main technical parameters
Shape dimension & figure

DiameterDNmm

15

20

25

32

40

50

80

100

150

200

Overload flow rateQ4m³/h

3.125

5

7.785

12.5

20

31.25

125

200

500

780

Normal flow rate

(Q3m³/h

2.5

4

6.3

10

16

25

100

160

400

630

Transitional flow rate

(Q2m³/h

0.05

0.04

0.08

0.064

0.126

0.1

0.2

0.315

0.5

7.9

12.6

31.5

50.4

Min. flow rate

(Q1m³/h

0.032

0.025

0.05

0.04

0.078

0.063

0.125

0.2

0.315

1.25

2

5

8

Measure RangeQ3/Q1

80/100

80/100

80/100

80

80

80

80

80

80

80

 

Measurement grade

Level 2

Working pressure

≤1 MPa

Pressure loss

△P63(≤0.063M Pa)

Operating Temp.

Cold water(T30):0.1℃~30℃

Flow profile sensitivity grade

U10,D5

Climate & mechanical environmental safety levels

Class B

Electromagnetic compatibility level

E1

Quiescent current

≤10uA

Working Voltage

3.6V lithium battery

Waterproof Level

IP68

 
Accuracy:
Low region max. allowable error:
From Q min inclusive up to but excluding Qt is±5%.
High region max. allowable error:
From Qt inclusive up to and including Q max is±2%.
 
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