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13823662375 徐经理
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Wired remote ultrasonic water meter
  • Wired remote ultrasonic water meter
Wired remote ultrasonic water meter
It is a reliable measuring instrument for trade settlement by measuring the speed change caused by the propagation of ultrasonic wave in the pipeline water, measuring the speed of water flow, and then calculating the passing water flow.
服务热线:

13823662375 徐经理

  1. Pipe material: copper;

  2. Shell material: polyphenylene sulfide + glass fiber

  3. Ambient temperature: 0~50℃;

  4. Fluid water temperature: 0+℃~30℃;

  5. Working water pressure: ≤1M Pa;

  6. Installation environment: Type B;

  7. Electromagnetic environment: E1;

  8. Sensitivity level: U10, D5;

  9. Electronic circuit: working 3.6V~3.2V, quiet current ≤5μA;

  10. Battery: 3.6V high-energy lithium battery, effective service life of 10 years (temperature≤30℃, basic communication mode).

  11. Interactive buttons: touch-sensitive buttons;

  12. Wireless meter reading: LoRa wireless;

  13. Wired networking: M-bus, supports multiple protocols;

  14. Self-service meter reading: sNFC+smartphone

  15. Data storage: 48 months of operation status information;

  16. Executive standard:
    GB/T 778.1~3-2007 《Cold water meter》
    ISO 4064-1~3:2014 Water meters for cold potable water and hot water


Measurement relative error:     
    Low area (Q1 ≤ Q < Q2): - 2% ≤ relative error ε ≤2%; 

    Middle zone (Q2 ≤ Q < Q3): - 2% ≤ relative error ε ≤2% ;

    High area (Q3 ≤ Q < Q4): - 1% ≤ relative error ε ≤1%;


  • Flow technical parameters

Nominal diameter

Pickup flow

Minimum flow

Boundary flow

Common flow

Overload flow

Accuracy level

 (mm)

Qst (L/h)

Q1 (L/h)

Q2 (L/h)

Q3 (m3/h)

Q4 (m3/h)

15

4

12.5

20

2.5

3

2

20

4

20

32

4

5

25

6

39

62

6.3

7

32

8

62

99

10

12

40

10

80

128

16

19


  • Overall specifications and dimensions

Nominal diameter

Length

Width

Height

Pige Tread

 (mm)

 (mm)

 (mm)

 (mm)

15

165

86

78

G1/2B

20

195

90

80

G3/4B

25

225

95

85

G1B

32

230

100

90

G3/2B

40

245

106

96

G2B


  • Flow error curve


  • Pressure loss curve

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