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Electronic remote-reading water meter

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LXSXY-20
Product description
Parameters

TechnicalParameters

1.Standard:GB/T778.1~3-2007 Measurement of water flow in fully charged closed conduits.

Meters for cold potable water and hot water;CJ/T224-2012Electronic remote-reading water meter;

2.Working Pressure:≤1MPa; .

3.Working Temperature:Cold Water Meter:0°C ~ 30°C; Hot Water Meter:0C ~90°C

4.Electrical Parameter:Working Voltage: DC12V(RS485); DC24-42V[MBUS) Max current :≤1 8mA

Communication mode with host computer:

a)RS-485 fieldbus;

b)M-BUS fieldbus;

Communication rate: 1200/2400 baud,Maximum communication distance:1200m;

Lightning protection parameters:bus pin ESD protect more than 10kV;

5.Accuracy grade and Flow Range:

Model

Meter Size Dia
(DN)

Q3/ Q1

Overload Flow
( Q4

Nominal Flow
( Q3

Transitional Flow
( Q2

Min Flow
( Q1

Min Reading

Max Reading

 

mm

 

m³∕h

LXS-15

15

80

3.1

2.5

0.050

0.031

0.0001

99999

160

3.1

2.5

0.025

0.016

LXS-20

20

80

5

4.0

0.080

0.050

0.0001

99999

160

5

4.0

0.040

0.025

LXS-25

25

80

7.8

6.3

0.126

0.079

0.0001

99999

160

7.8

6.3

0.063

0.040

LXS-40

40

80

20

16

0.320

0.200

0.0001

99999

LXS-50

50

80

31.25

25

0.500

0.312

0.0001

99999

Indication error

Electronic remote-reading water meter Low area from including min flow (Q1) to excluding transitional flow (Q2)土5%

Electronic remote-reading water meter High area from including transitional flow (Q2) to including max flow (Q4)土2%

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