Item

Parameter

Meter Type

Ultrasonic Water Meter

Nominal Diameter (mm)

DN15~DN20

Q3/Q1

R400/ R250

Measured medium

Water, homogeneous liquid, and filled with measured pipes.

Accuracy class

Class 2

Water pressure class

1.6MAP ( 16 bar)

Pressure-loss class

Δp40

Temperature class

T50    

Installation position

H/V

The installation sensitivity class

U10/D5

Electromagnetic class

E1

Environmental class

C

Key-press

Magnetic induction key

Types of Indicating device

LCD:9-digits, 0~99999.9999m³     

Menu Contents

Instantaneous flow (m3/h), cumulative flow (m3), screen detection, table address, cumulative working time (h), date (year/month/day), caliber, software version

Communication Interface

Photoelectric

Power Source

Lithium battery ER26500(replaceable)

Battery Voltage &Capacity

3.6V , 8500mAh

Life span

10 years.     

IP code

IP68

Storage Temperature

-25ºC~+55ºC

Cable length

1.0 m

Parameter

Unit

Data value

Nominal Diameter

DN15

DN20

Start flow rate

m3/h

0.003

0.005

Qmin(Q1)

0.010

0.016

QTransitional(Q2)

0.016

0.0256

Qmax/permanent(Q3)

2.5

4.0

Qoverload(Q4)

3.125

5.0

Range ratio=Q3/Q1

250

Temperature

T50

Battery life

Year

>10

Nominal Diameter( mm )

DN15

DN20

Thread

G3/4B

G1B

L(mm)

110

130

H(mm)

80

80

W(mm)

85

85