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Agriculture Irrigation Pulse Output Water

 
Model:  WNI
Size:  2”(DN50Y) to 12”(DN300Y)
 
Availability:
Quantity:


APPLICATION:

This type of water meter is a big impeller water meter with pulse transmission for irrigation application in sizes 50mm to 300mm and used to measure the volume of cold(hot) water which passing through the pipeline.


FEATURES:

18WT Agriculture Irrigation Pulse Output Water Meter, Removable element structure, easy installation and maintenance;

18WT Magnetic drive, dry-dial, vacuum sealed register, frost resistant, keeps clean reading for long time;

18WT The body is made of cast iron or ductile cast iron coated with epoxy varnish treatment;

18WT The interchangeable, removable measuring mechanism can be easy removed from the body for checking, maintaining and replacing, and the body don’t need to be dismantled from the pipe;

18WT Selected high quality materials for steady & reliable performance;

18WT Large flow capacity, small pressure loss;

18WT Agriculture Irrigation Pulse Output Water Meter, AMR transmission device can be added upon request: such as reed switch or Hall, Pulse output: DN50-DN200mm: 100L/Pulse, 1000L/Pulse, DN250-DN300mm: 1000L/Pulse, 10000L/Pulse.


CONSTRUCTION:

The Agriculture Irrigation Pulse Output Water Meter is mainly consists of a body, a measuring mechanism, a indicator unit with pulse output, a flanged cover, and a cover with lid. The flange cover secures the internal parts.


COMPLIANCE WITH STANDARD:

Technical data conforms to ISO 4064:2015 Standard for horizontal installation.


WORKING CONDITIONS:

Working temperature Class: T30 or T50 for cold water meter, T90 for hot water meter.

Working Pressure Class: MAP10

Pressure Loss Class:     P25

Upstream Disturbance Class: U5

Downstream Disturbance Class: D3


ACCESSORIES:

Every water meter will complete with 2pcs flanged gaskets.


MAXIMUM PERMISSIBLE ERROR:

In the lower zone from Q1 inclusive up to but excluding Q2 is: Cold potable and hot water meter ± 5%

In the upper zone from Q2 inclusive up to and including Q4 is: Cold potable water meter ± 2%, hot water meter ± 3%.


INSTALLATION REQUIREMENTS:

Step-1: The meter should be installed in Horizontal position with the direction of the flow as indicated by the arrow cast in the meter body with the register face upwards.

Step-2: Pipeline must be flushed before installation.

Step-3: The meter should be constantly full of water during operation.




DIMENSION PICTURE


图片1


MAIN TECHNICAL DATA:

Model No.

Size  

(inch)

R=Q3/Q1

Q4

Maximum Flow Rate

Q3

Permanent Flow Rate

Q2

Transitional Flow Rate

Q1

Minimum Flow Rate

Min. Reading

Max. Reading

m3

WNI-50Y

2”

50

50

40

1.28

0.80

0.0005

999,999

WNI-65Y

2-1/2”

50

50

40

1.28

0.80

0.005

WNI-80Y

3”

50

78.70

63

2.0

1.25

0.005

WNI-100Y

4”

50

125

100

3.2

2.0

0.005

WNI-125Y

5”

50

200

160

5.0

3.2

0.005

WNI-150Y

6”

50

312.5

250

8.0

5.0

0.05

999,999

WNI-200Y

8”

50

500

400

12.5

8.00

0.05

WNI-250Y

10”

50

737

630

20.0

12.5

0.05

9999,999

WNI-300Y

12”

50

1250

1000

32.0

20.0

0.05


DIMENSIONS AND WEIGHTS

Model No

Size

L          Length

W

Width  

H          Height

Flange

Weight        KG

mm

Outside Diameter  D(mm)

Circle .diameter D1(mm)

Connecting bolt quantity NxM

WNI-50Y

50

200

175

253

165

125


4 x M16

12

WNI-65Y

65

200

185

268

185

145

13

WNI-80Y

80

225

200

284

200

160

8 x M16

15

WNI-100Y

100

250

225

295

220

180

19

WNI-125Y

125

250

250

310

250

210

23

WNI-150Y

150

300

285

339

285

240

8 x M20

30

WNI-200Y

200

350

340

382

340

295

42

WNI-250Y

250

400

395

433

395

350

12 x M20

51

WNI-300Y

300

450

445

483

445

400

63


FLOW ERROR CURVE


图片2



HEAD  LOSS CURVE

图片3



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    Phone : 0086-574-88086291
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