Water Meter

LXSGY-15E-50E

Multi Jet Dry type

Material body: Brass

Sizes: DN15  to  50mm, (½” – 2”), Available for cold water (30°C), hot water (90°C)

Accuracy: DN15(½”), Class B / Class C / R160

                 DN20-50mm, (¾” – 2”)   Class B

Universal use. Easy for interchange & maintenance

1 liter/pulse,    10 liters/pulse,     0.1 gallon/pulse,     1 gallon/pulse

MAIN TECHNICAL DATA      According to ISO4064 (GB/T778.1-1996) Standard

Size

Class

Qs
Overload flow

Qp
Nominal flow

Qt
Transitional flow

Qmin
Min flow

Min reading

Max reading

DN(mm)

Inch

m³/h

L/h

15

1/2"

A

3

1.5

150

60

0.0001

99999

B

120

30

C

22.5

15

20

3/4"

A

5

2.5

250

100

0.0001

99999

B

200

50

C

37.5

25

25

1"

A

7

3.5

350

140

0.0001

99999

B

280

70

32

11/4"

A

12

6

600

240

0.0001

99999

B

480

120

40

11/2"

A

20

10

1000

400

0.001

99999

B

800

200

50

2"

A

30

15

1500

600

0.001

99999

B

1200

300



MAIN TECHNICAL DATA      According to ISO4064 (GB/T778.1-2007) Standard

DN
SIZE

Mm
Inch

15
1/2"

20
3/4"

25
1"

32
11/4"

40
11/2"

50
2"

Q4(m³/h)

3.125

5

7.875

12.5

20

31.25

Q3(m³/h)

2.5

4

6.3

10

16

25

R80

Q2(L/h)

50

80

126

200

320

500

Q1(L/h)

31.25

50

78.75

125

200

312.5

R100

Q2(L/h)

40

64

100.8

160

256

400

Q1(L/h)

25

40

63

100

160

250

R125

Q2(L/h)

32

51.2

80.64

128

204.8

320

Q1(L/h)

20

32

50.4

80

128

200

R160

Q2(L/h)

25

40

63

100

160

250

Q1(L/h)

15.62

25

39.37

62.5

100

156.2

Min reading(m³)

0.00005

0.00005

0.00005

0.00005

0.001

0.001

Max reading(m³)

99,999

99,999

99,999

99,999

99,999

99,999

Max pressure(MAP)

16

16

16

16

16

16

Max loss(∆ P)

63

63

63

63

63

63

Max temperature

T50

T50

T50

T50

T50

T50

Pulse output option

Vmax=24V, Imax=100mA, Pmax=2W


INDICATING ERROR

At low zone is ±5% from minimum flow rate  (qmin)  to transitional flow rate (qt) exclusive boundary

At high zone is ±2% from transitional flow rate (qt) to overload flow rate (qs)


WORKING CONDITION

Water temperature:≤30℃ for cold water meter

Water temperature:≤90℃ for hot water meter

Working pressure:≤1.6Mpa

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