Water Meter

LXDG-13A-20A

Single-jet, Dry-dial, Magnetic drive, Anti-magnetic Protection

Available for cold water (40°C)

Sizes: DN15-DN20 (1/2"-3/4”).

Body material: Nylon Plastic

Accuracy: Class B 

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"

B

3

1.5

120

30

0.0001

99999

20

3/4"

B

5

2.5

200

50

0.0001

99999


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

DN
SIZE

Mm
Inch

15
1/2"

20
3/4"

Q4(m³/h)

3.125

5

Q3(m³/h)

2.5

4

R80

Q2(L/h)

50

80

Q1(L/h)

31.25

50

R100

Q2(L/h)

40

64

Q1(L/h)

25

40

Min reading(m³)

0.0001

0.0001

Max reading(m³)

99,999

99,999

Max pressure(MAP)

16

16

Max loss(∆ P)

63

63

Max temperature

T50

T50


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)


DIMENSIONS AND WEIGHT

Meter size L W H Connecting Thread Weight
Dia Length Width Height D Kg
DN
(mm) mm
15 110 77 80 G 3/4B 0.35
20 130 77 80 G 1''B 0.45


WORKING CONDITION

Water temperature:≤40℃ for cold water meter

Working pressure:≤1.6Mpa


EXPLODE DRAWING

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