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Wireless Remote Reading Water Meter-LXSW-25K

Vendor : Changede Water Meter

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Measures water flow, uses wireless communication to connect to local or wide area networks allowing remote location monitoring and infrastructure maintenance

1. Base meter conforms to GB /T778.1~3-2007 Standard; 2.Wide range of meter reading: Low power Lora Wan wireless communication technology, Meter reading distance≦2km(open space) 3.On-site installation & maintenance easily: No wiring, Wireless module and base meter with split structure; 4.IP68 waterproof grade: Adopts dual protection of integral structure seal and gummed seal 5. Save Power: Uses wireless single wake-up & single reading mechanism,6 years working life of lithium battery.  6.Early Alarm: low voltage battery, sensor failure. 7.The wireless concentrator can load 1000 water meters and support remote upgrade function; 8. Support multistage relay, special repeater built-in large capacity lithium battery, the meter is also a relay, used in the field where there is wireless communication dead-angle.

Diameter(DNmm

15

20

25

Overload flow rate

(Q4)m³/h

3.125

5

7.785

Normal flow rate

(Q3)m³/h

2.5

4

6.3

Transitional flow rate

(Q2)m³/h

0.05/0.04

0.08/0.064

0.126/0.1

Min. flow rate

(Q1)m³/h

0.032/0.025

0.05/0.04

0.078/0.063

 

Measure Range(Q3/Q1

80/100

Measurement grade

Level 2

Working GHz

470-510Mhz

Working pressure

≤1.0 MPa

Pressure loss

△P63(≤0.063M Pa

Operating Temp.

Cold water

(T30):0.1℃~30℃

Hot water

(T90):0.1℃~90℃

Flow profile sensitivity grade

U10,D5

Climate & mechanical environmental safety

Class B

Electromagnetic compatibility level

E1

Quiescent current

≤25uA

Working Voltage

3.6V lithium battery

Waterproof Level

IP68

  Accuracy: Low region max. allowable error: From Q min inclusive up to but excluding Qt is±5%. High region max. allowable error: From Qt inclusive up to and including Q max is±2%.

Measurement of water consumption in households, apartment buildings and small commercial properties


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