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Multi-jet Plastic Wet-dial Cold Water Meter

DESCRIPTION 

Multi-jet plastic water meter is used to measure the total quantity of cold potable water which consumed in household or a resident unit passing through the pipeline. It complies with ISO4064-1:2005~4064-3:2005 Class 2 standard.Vacuum sealed register to keep a clear presentation in long-term service. Nylon plastic meter body has anti-aging and high sturdiness features. All the materials comply with hygienic standard of potable water.


 FEATURES 

Small start-up flow rate, high precision.
Using of high quality materials to ensure a stable characteristic and long life span.

Grey,black of nylon body color for option.


SPECIFICATIONS 

Meter Size DN(mm)

 

Class

Q4

overload flowrate

Q3

permanent  flowrate

Q2

transitional

flowrate

Q1

minimum

flowrate

Min

Reading

Max

Reading

 

15

2

3.125

2.5

0.04

0.025

0.0001

99999

20

2

5

4

0.064

0.040

0.0001

99999

25

2

7.875

6.3

0.1008

0.063

0.0001

99999


DIMENSION 


size

L

B

H

Connection thread

DN15

165

99

104

G3/4B

DN20

190/195

99

106

G1B

DN25

225/260

104

120

G1-1/4B

 

FLOW ERROR CURVE 

 


HEAD ERROR CURVE 

 


MAXIMUM PERMISSIBLE ERROR 

In the lower zone from Q1 inclusive up to but excluding Q2 is±5% In the upper zone from Q2 inclusive up to and including Q4 is±2% (Hot water meter±3%)


WORKING CONDITION 

Water temperature: 0°C≤t ≤40

Water pressure: ≤1.0MPa

 

INSTALLATION REQUIREMENTS: 

Meter should be installed in horizontal position with register face upwards.

Pipeline must be flushed before installation.

The meter should be constantly full of water during operation.



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