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      ProductsPrepaid water meter series
Products  ——  Prepaid water meter series

Product details

Product description

The prepaid water meter is a new type of measuring instrument that uses a new type of microprocessor to realize water volume collection, processing, display and storage.


Performance characteristics

The prepaid water meter is a new type of measuring instrument that uses a new type of microprocessor to realize water volume collection, processing, display and storage. Performance characteristics

Liquid-sealed movement: high sensitivity; special liquid encapsulation of the character wheel window can keep the reading permanently clear.

Dry core: central magnetic drive, anti-magnetic interference, good stability, strong anti-freezing ability, and permanent clear reading.

Prepaid function, pay first, use later.

Support tiered water prices, one card with multiple meters.

Anti-magnetic interference function, low power consumption, long use time.

The enclosure protection grade is IP68.

Optional materials: ductile iron, engineering plastics, copper, stainless steel.

Environmental level: Class B electromagnetic environment: E1

Temperature class: T30, T90

Accuracy Class: Class II


Main parameters



Flow parameter

Nominal Diameter(DN)

20mm

25mm

Q4m3/h

5

7.875

Q3m3/h

4

6.3

Transitional Flow Rate(Q2)

R80

80

126

R100

64

100.8

R160

40

63

Minimum Flow Rate(Q1)

R80

50

78.75

R100

40

63

R160

25

39.375

Minimum Reading m3/h

0.00001

Maximum Reading m3/h

99999.9999


Nominal Diameter(DN)

Q3/Q1

Q4

m3/h

Q3

m3/h

Transitional Flow Rate Q2

L/h

Minimum Flow Q1

L/h

Minimum Reading

Maximum Reading

m3/h

m3/h

32mm

R80

12.5

10

200

125

0.00001

99999.9999

R100

160

100

R160

100

62.5

Maximum Permissible Error

Maximum permissible error: low zone (Q1≤Q< Q2) maximum permissible error is ±5%

When the water temperature is less than or equal to 30C, the maximum permissible error in the high zone (Q2≤Q≤Q4) is ±2%; when the water temperature is> 30C, the maximum permissible error in the highzone (Q2≤Q≤Q4) is ±3%


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